drm/amdkfd: Fix missing authorization check in KFD_IOC_DBG_TRAP_DISABLE
Priority LOW 22Published · Updated
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
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- Fix status
- Partial Red Hat: 5 without a fix
No CVSS vector from any source. Fix status from CNA and Red Hat.
Summary
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)
Why it matters now
EPSS 0.00156 4th percentileScored 2026-11-07
Fix Partial Linux (Linux): 6.6.151, 6.12.103, 6.18.44 +2Red Hat: 5 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 6.6.151, 6.12.103, 6.18.44, 7.1.8, 7.2
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2026-80703
- 2026-10-03 Alias added: GHSA-wqm8-5qv4-rxp2
References
Other 5
- https://git.kernel.org/stable/c/ce813614f63b020a826071276a92f2cfae7cba79
- https://git.kernel.org/stable/c/b8c05061997408bf81759f2dd31cd5f66771d15f
- https://git.kernel.org/stable/c/9e52212aff8ed1fd9087728f61243ce3efd9d0ac
- https://git.kernel.org/stable/c/4070909ac042f44654aac72f7986ea550c96f591
- https://git.kernel.org/stable/c/99b2fe4f19e3be0a8d0a0b5ea98d855970889653
More Linux vulnerabilities
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2021-02452 Incorrect authorization in Ubuntu linux kernel KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
Sources
- CVE-2026-80703 · CVE Program
- CVE-2026-80703 · NVD
- FIRST EPSS
- GHSA-wqm8-5qv4-rxp2 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-80703 · Red Hat security data · CC BY 4.0
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