CVE-2026-80541

HIGHCVSS 7.8/10

Last modified

CVE-2026-80541 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate GEM_CREATE domain combinations AMDGPU_GEM_CREATE checked domain bits against AMDGPU_GEM_DOMAIN_MASK, but did not validate domain combinations. Userspace could combine CPU|GTT|VRAM with DOORBELL, GDS, GWS, or OA, making amdgpu_bo_placement_from_domain() exceed AMDGPU_BO_MAX_PLACEMENTS and hit BUG_ON(). Allow combinations only within CPU/GTT/VRAM, and require non-CPU/GTT/ VRAM domains to be specified one at a time.

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate GEM_CREATE domain combinations AMDGPU_GEM_CREATE checked domain bits against AMDGPU_GEM_DOMAIN_MASK, but did not validate domain combinations. Userspace could combine CPU|GTT|VRAM with DOORBELL, GDS, GWS, or OA, making amdgpu_bo_placement_from_domain() exceed AMDGPU_BO_MAX_PLACEMENTS and hit BUG_ON(). Allow combinations only within CPU/GTT/VRAM, and require non-CPU/GTT/ VRAM domains to be specified one at a time. Return -EINVAL for invalid combinations in amdgpu_gem_create_ioctl(). v2: Rename helper from amdgpu_gem_domain_valid() to amdgpu_gem_are_domains_valid() (Christian) (cherry picked from commit db39852d0c39843cb02048dfb47e4b8c703e9080)

Metrics

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 77a2faa55c1a497f4e7e89eabd11830f0e3cb3dd, < 5c73485af7ad9c3ae592db3481f370bc07705391; >= 77a2faa55c1a497f4e7e89eabd11830f0e3cb3dd, < 584e3d47736fe2e7184ef3fc16b00b41485f96c6; >= 77a2faa55c1a497f4e7e89eabd11830f0e3cb3dd, < 66133fc05c3af002f45de8a71b833c026ccbfba6; >= 77a2faa55c1a497f4e7e89eabd11830f0e3cb3dd, < ce5da474c3ddf7cccec5dce6aa4296297dd7caff; >= 77a2faa55c1a497f4e7e89eabd11830f0e3cb3dd, < 493355096e397f9217b41c8574ed2784c7351443; >= 77a2faa55c1a497f4e7e89eabd11830f0e3cb3dd, < 220aa2589d7321fb68d2e8597862711b5f22ae0b; >= 77a2faa55c1a497f4e7e89eabd11830f0e3cb3dd, < 80f0b53860d02577709d69a312a29ca674b9297c; >= 77a2faa55c1a497f4e7e89eabd11830f0e3cb3dd, < 5e9d136ad74df4edec67e502ce267597064d8f86
LinuxLinux4.20

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-80541?
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate GEM_CREATE domain combinations AMDGPU_GEM_CREATE checked domain bits against AMDGPU_GEM_DOMAIN_MASK, but did not validate domain combinations. Userspace could combine CPU|GTT|VRAM with DOORBELL, GDS, GWS, or OA, making amdgpu_bo_placement_from_domain() exceed AMDGPU_BO_MAX_PLACEMENTS and hit BUG_ON(). Allow combinations only within CPU/GTT/VRAM, and require non-CPU/GTT/ VRAM domains to be specified one at a time. Return -EINVAL for invalid combinations in amdgpu_gem_create_ioctl(). v2: Rename helper from amdgpu_gem_domain_valid() to amdgpu_gem_are_domains_valid() (Christian) (cherry picked from commit db39852d0c39843cb02048dfb47e4b8c703e9080)
How severe is CVE-2026-80541?
CVE-2026-80541 has a CVSS score of 7.8/10 (HIGH severity).
How do I fix CVE-2026-80541?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST