{"api_version":"1","generated_at":"2026-10-02T00:11:55+00:00","cve":"CVE-2026-93179","urls":{"html":"https://cve.report/CVE-2026-93179","api":"https://cve.report/api/cve/CVE-2026-93179.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-93179","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-93179"},"summary":{"title":"drm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OOB read","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OOB read\n\nReject voltage objects whose usSize is smaller than the header or would\nadvance the cursor past the table end, preventing an infinite loop or\nheap OOB read when the VBIOS supplies a malformed VoltageObjectInfo table.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-17 17:18:13","updated_at":"2026-09-17 17:18:13"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/5d3cc8e388464f485d0944b87b8f9426e637d082","name":"https://git.kernel.org/stable/c/5d3cc8e388464f485d0944b87b8f9426e637d082","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/83c680de6d41d627c077dedb24f89d9e5be0e2a2","name":"https://git.kernel.org/stable/c/83c680de6d41d627c077dedb24f89d9e5be0e2a2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-93179","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93179","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c82baa28184356a75c0157129f88af42b2e7b695 83c680de6d41d627c077dedb24f89d9e5be0e2a2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c82baa28184356a75c0157129f88af42b2e7b695 5d3cc8e388464f485d0944b87b8f9426e637d082 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.5","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.5 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.6 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"93179","cve":"CVE-2026-93179","epss":"0.001840000","percentile":"0.082590000","score_date":"2026-09-19","updated_at":"2026-09-20 00:14:31"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/amd/pm/powerplay/hwmgr/ppatomctrl.c","drivers/gpu/drm/amd/pm/powerplay/hwmgr/ppatomfwctrl.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"83c680de6d41d627c077dedb24f89d9e5be0e2a2","status":"affected","version":"c82baa28184356a75c0157129f88af42b2e7b695","versionType":"git"},{"lessThan":"5d3cc8e388464f485d0944b87b8f9426e637d082","status":"affected","version":"c82baa28184356a75c0157129f88af42b2e7b695","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/amd/pm/powerplay/hwmgr/ppatomctrl.c","drivers/gpu/drm/amd/pm/powerplay/hwmgr/ppatomfwctrl.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.5"},{"lessThan":"4.5","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.6","versionStartIncluding":"4.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"4.5","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OOB read\n\nReject voltage objects whose usSize is smaller than the header or would\nadvance the cursor past the table end, preventing an infinite loop or\nheap OOB read when the VBIOS supplies a malformed VoltageObjectInfo table."}],"providerMetadata":{"dateUpdated":"2026-09-17T16:12:07.307Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/83c680de6d41d627c077dedb24f89d9e5be0e2a2"},{"url":"https://git.kernel.org/stable/c/5d3cc8e388464f485d0944b87b8f9426e637d082"}],"title":"drm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OOB read","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-93179","datePublished":"2026-09-17T16:12:07.307Z","dateReserved":"2026-09-17T16:02:15.091Z","dateUpdated":"2026-09-17T16:12:07.307Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-17 17:18:13","lastModifiedDate":"2026-09-17 17:18:13","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"93179","Ordinal":"1","Title":"drm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OO","CVE":"CVE-2026-93179","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"93179","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OOB read\n\nReject voltage objects whose usSize is smaller than the header or would\nadvance the cursor past the table end, preventing an infinite loop or\nheap OOB read when the VBIOS supplies a malformed VoltageObjectInfo table.","Type":"Description","Title":"drm/amd/powerplay: fix VoltageObjectInfo zero-stride loop and OO"}]}}}