← All CVEs

CVE-2024-27834

HIGH 8.1 ALL-YEARS

Published 2024-05-13 · Last modified 2026-04-02 · apple · NVD: Modified

The issue was addressed with improved checks. This issue is fixed in Safari 17.5, iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, tvOS 17.5, watchOS 10.5. An attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.

ELEVATED IMPACT

Severe if exploited (CVSS 8.1), but no confirmed exploitation. Patch on a normal cadence.

Exploitation likelihood

0.6%chance of exploitation in 30 days · 48th percentile

○ In CISA KEV○ Catalogued PoC◆ SSVC: exploitation none, automatable yes

Impact if exploited

8.1CVSS 3.1 · HIGH · ADP

  • ConfidentialityHigh
  • IntegrityHigh
  • AvailabilityHigh

What an attacker needs

  • ⚠Access: Requires local access to the host
  • ✓Privileges: No account or privileges required
  • ✓User interaction: No user interaction needed
  • ⚠Complexity: Needs a race window or specific setup

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept

No public PoC is currently catalogued.

Search for new PoCs

Search GitHub now — results may be empty or unverified.

Tracked sources are checked weekly for the full archive, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.

Affected

Vendors Apple Webkitgtk Wpewebkit Fedoraproject

Products Safari Ios And Ipados Macos Tvos Watchos Ipad Os Iphone Os Ipados Iphone Os Webkitgtk Wpe Webkit Fedora

Weakness (CWE)

  • CWE-277: Insecure Inherited Permissions

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

References and research data (JSON)

Vendor product assessments

Showing 32 of 171 vendor product statements; 139 omitted. Read the full vendor advisory.

  • webkitgtk4-0:2.48.3-2.el7_9.s390x as a component of Red Hat Enterprise Linux Server (v. 7 ELS) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_9?arch=s390x

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk4-doc-0:2.48.3-2.el7_9.noarch as a component of Red Hat Enterprise Linux Server (v. 7 ELS) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_9?arch=noarch

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk4-debuginfo-0:2.48.3-2.el7_9.s390x as a component of Red Hat Enterprise Linux Server Optional (v. 7 ELS) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_9?arch=s390x

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk4-jsc-devel-0:2.48.3-2.el7_9.s390x as a component of Red Hat Enterprise Linux Server Optional (v. 7 ELS) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_9?arch=s390x

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-0:2.46.3-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_10?arch=x86_64

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-debugsource-0:2.46.3-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_10?arch=ppc64le

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-devel-0:2.46.3-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_10?arch=x86_64

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-jsc-0:2.46.3-1.el8_10.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_10?arch=i686

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-jsc-debuginfo-0:2.46.3-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_10?arch=x86_64

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-jsc-devel-debuginfo-0:2.46.3-1.el8_10.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_10?arch=i686

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-0:2.38.5-1.el8_8.5.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_8.5?arch=s390x

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-debuginfo-0:2.38.5-1.el8_8.5.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_8.5?arch=x86_64

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-devel-0:2.38.5-1.el8_8.5.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_8.5?arch=ppc64le

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-devel-debuginfo-0:2.38.5-1.el8_8.5.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_8.5?arch=x86_64

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-jsc-debuginfo-0:2.38.5-1.el8_8.5.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_8.5?arch=i686

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-jsc-devel-0:2.38.5-1.el8_8.5.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_8.5?arch=x86_64

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-0:2.38.5-1.el9_2.3.i686 as a component of Red Hat Enterprise Linux AppStream (v. 9) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_2.3?arch=i686

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-debuginfo-0:2.38.5-1.el9_2.3.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_2.3?arch=ppc64le

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-devel-0:2.38.5-1.el9_2.3.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_2.3?arch=aarch64

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-devel-debuginfo-0:2.38.5-1.el9_2.3.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_2.3?arch=ppc64le

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-jsc-0:2.38.5-1.el9_2.3.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_2.3?arch=x86_64

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-jsc-devel-0:2.38.5-1.el9_2.3.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_2.3?arch=ppc64le

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkit2gtk3-jsc-devel-debuginfo-0:2.38.5-1.el9_2.3.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9) · fixed

    Vendor assessment for this product only.

    pkg:rpm/redhat/[email protected]_2.3?arch=x86_64

    • vendor fix: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Vendor guidance
    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk as a component of Red Hat Enterprise Linux 6 · known affected

    Vendor assessment for this product only.

    pkg:rpm/redhat/webkitgtk

    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    • no fix planned: Out of support scope
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk-devel as a component of Red Hat Enterprise Linux 6 · known affected

    Vendor assessment for this product only.

    pkg:rpm/redhat/webkitgtk-devel

    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    • no fix planned: Out of support scope
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk-doc as a component of Red Hat Enterprise Linux 6 · known affected

    Vendor assessment for this product only.

    pkg:rpm/redhat/webkitgtk-doc

    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    • no fix planned: Out of support scope
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk.src as a component of Red Hat Enterprise Linux 6 · known affected

    Vendor assessment for this product only.

    pkg:rpm/redhat/webkitgtk?arch=src

    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    • no fix planned: Out of support scope
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • libwebkit2gtk as a component of Red Hat Enterprise Linux 7 · known affected

    Vendor assessment for this product only.

    pkg:rpm/redhat/libwebkit2gtk

    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    • no fix planned: Out of support scope
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk3 as a component of Red Hat Enterprise Linux 7 · known affected

    Vendor assessment for this product only.

    pkg:rpm/redhat/webkitgtk3

    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    • no fix planned: Out of support scope
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk3-devel as a component of Red Hat Enterprise Linux 7 · known affected

    Vendor assessment for this product only.

    pkg:rpm/redhat/webkitgtk3-devel

    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    • no fix planned: Out of support scope
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk3-doc as a component of Red Hat Enterprise Linux 7 · known affected

    Vendor assessment for this product only.

    pkg:rpm/redhat/webkitgtk3-doc

    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    • no fix planned: Out of support scope
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00
  • webkitgtk3.src as a component of Red Hat Enterprise Linux 7 · known affected

    Vendor assessment for this product only.

    pkg:rpm/redhat/webkitgtk3?arch=src

    • workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
    • no fix planned: Out of support scope
    Red Hat · CVE-2024-27834 · Updated 2026-04-02T19:15:54+00:00

Known Affected Software Configurations

VendorProductVersion range
AppleSafari< 17.5
AppleIpados< 17.5
AppleIphone Os< 17.5
AppleMacos≥ 14.0 and < 14.5
AppleTvos< 17.5
AppleWatchos< 10.5
WebkitgtkWebkitgtk< 2.44.2
WpewebkitWpe Webkit< 2.44.2
FedoraprojectFedora39
FedoraprojectFedora40

All CVSS metrics

  • HIGH 8.1 v3.1 · ADP Primary
    CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
  • MEDIUM 5.5 v3.1 · NVD Primary
    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
  • HIGH 8.1 v3.1 · NVD Secondary
    CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

References

Advisories

Technical & other

Sources: NVD · CVE.org · All sources and attribution · EPSS