CVE-2026-80703
Published Aug 28, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix missing authorization check in KFD_IOC_DBG_TRAP_DISABLE Prevent unauthorized termination of active GPU debug sessions. Previously, users with /dev/kfd access could terminate another process's debug session without proper ownership or ptrace authorization. (cherry picked from commit 4db4c5ffd5585b72622ecf6ffedf2da258ee23f5)
Is your site exposed to CVE-2026-80703?
Run a free security scan — no signup, results in seconds.
EPSS — Exploit Prediction
0.0016
Probability of exploitation
0.05%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Other References
https://git.kernel.org/stable/c/4070909ac042f44654aac72f7986ea550c96f591
https://git.kernel.org/stable/c/99b2fe4f19e3be0a8d0a0b5ea98d855970889653
https://git.kernel.org/stable/c/9e52212aff8ed1fd9087728f61243ce3efd9d0ac
https://git.kernel.org/stable/c/b8c05061997408bf81759f2dd31cd5f66771d15f
https://git.kernel.org/stable/c/ce813614f63b020a826071276a92f2cfae7cba79
Frequently Asked Questions
What is CVE-2026-80703? +
In the Linux kernel, the following vulnerability has been resolved:
drm/amdkfd: Fix missing authorization check in KFD_IOC_DBG_TRAP_DISABLE
Prevent unauthorized termination of active GPU debug sessions.
Previously, users with /dev/kfd access could terminate another process's
debug session without proper ownership or ptrace authorization.
(cherry picked from commit 4db4c5ffd5585b72622ecf6ffedf2da258ee23f5)
How do I check if I'm vulnerable to CVE-2026-80703? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.