UnratedFix available
drm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OOB read
Type: advisorySources: OSV
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.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 5.10.273, 5.15.224, 6.1.191, 6.12.113, 6.18.56, 6.6.160, 7.2.6
- CVEs
- CVE-2026-93179
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 7 Nov 2026, 17:27 UTC · Revision 1
Source evidence
drm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OOB read
core-osv · Original sourcePublished 17 Sept 2026, 16:12 UTC
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.
osv:CVE-2026-93179
Kernel
Fixed versions: 5.10.273, 5.15.224, 6.1.191, 6.6.160, 6.12.113, 6.18.56, 7.2.6
Complete source record
{
"id": "d56e94bd09aeadad0378cbf35fe5f21fb08470d76eb5fdd350722295542ea948",
"url": "https://osv.dev/vulnerability/CVE-2026-93179",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "drm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OOB read",
"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.",
"evidence": "osv:CVE-2026-93179",
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"severity": "unknown",
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"modified": "2026-11-01T02:30:29.592728682Z",
"provider": "osv",
"references": [
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"https://git.kernel.org/stable/c/203ffe648948ca3c2f55b21118945a7a6d0884aa",
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"https://git.kernel.org/stable/c/83c680de6d41d627c077dedb24f89d9e5be0e2a2",
"https://git.kernel.org/stable/c/86644d37d2b388854b2cfd4d4f57b3d84a57154b",
"https://git.kernel.org/stable/c/e5b3c485ef911358752a3abbf3705d05d0eafd7a",
"https://git.kernel.org/stable/c/ed84504713e8357f33693f638fda68fc98f0c9d2",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93179.json",
"https://nvd.nist.gov/vuln/detail/CVE-2026-93179",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
],
"provider_metadata": {
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"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93179.json"
}
},
"related_cves": [
{
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"evidence": "/id"
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],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 519969,
"published_at": "2026-09-17T16:12:07.307+00:00"
}