CVE-2026-93179
drm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OOB read
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 6.6.160, 6.12.113, 6.18.56, 7.2.6
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OOB read Reject voltage objects whose usSize is smaller than the header or would advance the cursor past the table end, preventing an infinite loop or heap OOB read when the VBIOS supplies a malformed VoltageObjectInfo table.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
4.5
- KernelLinux
From 4.5.0 · fixed in 6.6.160; From 6.7.0 · fixed in 6.12.113; From 6.13.0 · fixed in 6.18.56; From 6.19.0 · fixed in 7.2.6
References 8
git.kernel.org
- stable/c/ed84504713e8357f33693f638fda68fc98f0c9d2
- stable/c/86644d37d2b388854b2cfd4d4f57b3d84a57154b
- stable/c/e5b3c485ef911358752a3abbf3705d05d0eafd7a
- stable/c/574af7c61f2bed37baa3b60669e428d24d2c9ae8
- stable/c/203ffe648948ca3c2f55b21118945a7a6d0884aa
- stable/c/0a6c9b3801903b6db91f3cbf148646b501dbded3
- stable/c/83c680de6d41d627c077dedb24f89d9e5be0e2a2
- stable/c/5d3cc8e388464f485d0944b87b8f9426e637d082