{"id":"CVE-2026-93193","state":"PUBLISHED","title":"drm/rockchip: analogix_dp: Fix OF node reference leak via auto cleanup","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/rockchip: analogix_dp: Fix OF node reference leak via auto cleanup\n\nSashiko reported a reference leak in rockchip_dp_drm_encoder_enable(),\nthe of_get_child_by_name() function does not call of_node_put() in a\nsymmetrical way [1].\n\nFix the device node reference leak by using __free(device_node) to\nautomatically manage of_node_put() for all device nodes.","publishedAt":"2026-09-17T16:12:17.117Z","updatedAt":"2026-10-19T09:07:05.743Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"729f8eefdcadaff98606931e691910f17d8d59d6","status":"affected","lessThan":"396a193867c6e8ee810287d6f79624144b5629e9","versionType":"git"},{"version":"729f8eefdcadaff98606931e691910f17d8d59d6","status":"affected","lessThan":"887315e5d2eb87c3d6d0da9f7610bc5b3113ae30","versionType":"git"},{"version":"729f8eefdcadaff98606931e691910f17d8d59d6","status":"affected","lessThan":"87e060521371257ddbb77964b66e60d80afcc7b2","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/rockchip/analogix_dp-rockchip.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/rockchip/analogix_dp-rockchip.c"]}],"references":["https://git.kernel.org/stable/c/396a193867c6e8ee810287d6f79624144b5629e9","https://git.kernel.org/stable/c/887315e5d2eb87c3d6d0da9f7610bc5b3113ae30","https://git.kernel.org/stable/c/87e060521371257ddbb77964b66e60d80afcc7b2"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/93xxx/CVE-2026-93193.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-93193","state":"PUBLISHED","datePublished":"2026-09-17T16:12:17.117Z","dateUpdated":"2026-10-19T09:07:05.743Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-17T16:02:15.092Z"},"containers":{"cna":{"title":"drm/rockchip: analogix_dp: Fix OF node reference leak via auto cleanup","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/rockchip: analogix_dp: Fix OF node reference leak via auto cleanup\n\nSashiko reported a reference leak in rockchip_dp_drm_encoder_enable(),\nthe of_get_child_by_name() function does not call of_node_put() in a\nsymmetrical way [1].\n\nFix the device node reference leak by using __free(device_node) to\nautomatically manage of_node_put() for all device nodes."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"729f8eefdcadaff98606931e691910f17d8d59d6","status":"affected","lessThan":"396a193867c6e8ee810287d6f79624144b5629e9","versionType":"git"},{"version":"729f8eefdcadaff98606931e691910f17d8d59d6","status":"affected","lessThan":"887315e5d2eb87c3d6d0da9f7610bc5b3113ae30","versionType":"git"},{"version":"729f8eefdcadaff98606931e691910f17d8d59d6","status":"affected","lessThan":"87e060521371257ddbb77964b66e60d80afcc7b2","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/rockchip/analogix_dp-rockchip.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/rockchip/analogix_dp-rockchip.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/396a193867c6e8ee810287d6f79624144b5629e9"},{"url":"https://git.kernel.org/stable/c/887315e5d2eb87c3d6d0da9f7610bc5b3113ae30"},{"url":"https://git.kernel.org/stable/c/87e060521371257ddbb77964b66e60d80afcc7b2"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:07:05.743Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}