{"api_version":"1","generated_at":"2026-10-26T08:56:34+00:00","cve":"CVE-2026-98926","urls":{"html":"https://cve.report/CVE-2026-98926","api":"https://cve.report/api/cve/CVE-2026-98926.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98926","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98926"},"summary":{"title":"drm/amd/display: Remove sink usage from DPMS","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Remove sink usage from DPMS\n\n[Why]\nstream->sink is optional and can be null, so should always be checked\nbefore dereference. Additionally, most of its usage in DPMS sequences\nis for stream->sink->link, which can be replaced with stream->link,\nas the two should always be the same.\n\n[How]\n* Replace stream->sink->link in DPMS on/off\n* Add assert to USB4 BW allocation where sink is required\n* Avoid inconsistencies in resource access, e.g. don't repeat\nstream->link after it was already saved to a local variable\n* Pull out effective VPG calculation to helper getter\n* Formatting fixes","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-23 13:17:13","updated_at":"2026-10-26 07:17:17"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/0b1eebd359685dd681f6e0df5540a5bb985a27bf","name":"https://git.kernel.org/stable/c/0b1eebd359685dd681f6e0df5540a5bb985a27bf","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8fa813b7fd1eccbed13e126166cf764f1f11a7d3","name":"https://git.kernel.org/stable/c/8fa813b7fd1eccbed13e126166cf764f1f11a7d3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98926","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98926","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 052fa7e8c9a92e3804ba9dba7c2550a9684d3441 0b1eebd359685dd681f6e0df5540a5bb985a27bf git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 052fa7e8c9a92e3804ba9dba7c2550a9684d3441 8fa813b7fd1eccbed13e126166cf764f1f11a7d3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.3","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.3 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.9 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/amd/display/dc/link/link_dpms.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0b1eebd359685dd681f6e0df5540a5bb985a27bf","status":"affected","version":"052fa7e8c9a92e3804ba9dba7c2550a9684d3441","versionType":"git"},{"lessThan":"8fa813b7fd1eccbed13e126166cf764f1f11a7d3","status":"affected","version":"052fa7e8c9a92e3804ba9dba7c2550a9684d3441","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/amd/display/dc/link/link_dpms.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.3"},{"lessThan":"5.3","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.9","versionStartIncluding":"5.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"5.3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Remove sink usage from DPMS\n\n[Why]\nstream->sink is optional and can be null, so should always be checked\nbefore dereference. Additionally, most of its usage in DPMS sequences\nis for stream->sink->link, which can be replaced with stream->link,\nas the two should always be the same.\n\n[How]\n* Replace stream->sink->link in DPMS on/off\n* Add assert to USB4 BW allocation where sink is required\n* Avoid inconsistencies in resource access, e.g. don't repeat\nstream->link after it was already saved to a local variable\n* Pull out effective VPG calculation to helper getter\n* Formatting fixes"}],"providerMetadata":{"dateUpdated":"2026-10-26T06:56:50.146Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/0b1eebd359685dd681f6e0df5540a5bb985a27bf"},{"url":"https://git.kernel.org/stable/c/8fa813b7fd1eccbed13e126166cf764f1f11a7d3"}],"title":"drm/amd/display: Remove sink usage from DPMS","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98926","datePublished":"2026-10-23T12:05:54.511Z","dateReserved":"2026-09-25T10:25:14.380Z","dateUpdated":"2026-10-26T06:56:50.146Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-23 13:17:13","lastModifiedDate":"2026-10-26 07:17:17","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98926","Ordinal":"1","Title":"drm/amd/display: Remove sink usage from DPMS","CVE":"CVE-2026-98926","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98926","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Remove sink usage from DPMS\n\n[Why]\nstream->sink is optional and can be null, so should always be checked\nbefore dereference. Additionally, most of its usage in DPMS sequences\nis for stream->sink->link, which can be replaced with stream->link,\nas the two should always be the same.\n\n[How]\n* Replace stream->sink->link in DPMS on/off\n* Add assert to USB4 BW allocation where sink is required\n* Avoid inconsistencies in resource access, e.g. don't repeat\nstream->link after it was already saved to a local variable\n* Pull out effective VPG calculation to helper getter\n* Formatting fixes","Type":"Description","Title":"drm/amd/display: Remove sink usage from DPMS"}]}}}