CVE-2026-80883
N/AIn the Linux kernel, the following vulnerability has been resolved: drm/tegra: gr2d/gr3d: Initialize address register map before HOST1X client is registered The host1x_client_register() function is called just prior to register map initialization loop, making the device available to userspace. This may result in userspace attempting to submits a job before the register map is initialized. Address this by moving register initialization before host1x client registration.
NO EXPLOITATION SIGNALS
No known exploitation, public exploit, or elevated probability at this time. Track for changes.
Exploitation likelihood
—EPSS not yet scored
○ In CISA KEV
○ Public exploit / PoC
Impact if exploited
—CVSS · not scored
- No impact metrics
Proof of concept & exploit code
- github-search Search GitHub for public PoC repos
Test against your own equipment
curl -s https://vulnpedia.com/cve/CVE-2026-80883/poc.jsonMachine-readable PoC index for this CVE (for automation).Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-80883/poc.json
References
Technical & other
- https://git.kernel.org/stable/c/6e22d5ad61cfa38aa53fab86a530113aff6a3619
- https://git.kernel.org/stable/c/5db37fd7710e74bc4df48bddab8f571d0bfc6769
- https://git.kernel.org/stable/c/40a2a91da02c434938f0ba53877984820800b5f0
- https://git.kernel.org/stable/c/3055292b8eed69553b389a609197a241df47e68e
- https://git.kernel.org/stable/c/c4ef5ba1131346159e31f4ef858525cf377380a6