{"id":"CVE-2026-23426","state":"PUBLISHED","title":"drm/logicvc: Fix device node reference leak in logicvc_drm_config_parse()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/logicvc: Fix device node reference leak in logicvc_drm_config_parse()\n\nThe logicvc_drm_config_parse() function calls of_get_child_by_name() to\nfind the \"layers\" node but fails to release the reference, leading to a\ndevice node reference leak.\n\nFix this by using the __free(device_node) cleanup attribute to automatic\nrelease the reference when the variable goes out of scope.","publishedAt":"2026-04-03T13:24:34.276Z","updatedAt":"2026-05-11T22:06:40.703Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"b88f49910be147b7974098b9172b0d3873142d6a","versionType":"git"},{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"0bd326dffd9e103335d77d9c31275c0d5a7979eb","versionType":"git"},{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"871630255ecd2d9b64ad1d75a7dfc0567d7d9989","versionType":"git"},{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"f8a6eba20edb938166b26e133cc61306e1bc6de9","versionType":"git"},{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"78e91e49d28e05ccaa6b445bafb5e367d57c9583","versionType":"git"},{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"fef0e649f8b42bdffe4a916dd46e1b1e9ad2f207","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/logicvc/logicvc_drm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.0","versionType":"semver"},{"version":"6.1.167","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.130","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.77","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.17","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.7","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","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/logicvc/logicvc_drm.c"]}],"references":["https://git.kernel.org/stable/c/b88f49910be147b7974098b9172b0d3873142d6a","https://git.kernel.org/stable/c/0bd326dffd9e103335d77d9c31275c0d5a7979eb","https://git.kernel.org/stable/c/871630255ecd2d9b64ad1d75a7dfc0567d7d9989","https://git.kernel.org/stable/c/f8a6eba20edb938166b26e133cc61306e1bc6de9","https://git.kernel.org/stable/c/78e91e49d28e05ccaa6b445bafb5e367d57c9583","https://git.kernel.org/stable/c/fef0e649f8b42bdffe4a916dd46e1b1e9ad2f207"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/23xxx/CVE-2026-23426.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23426","state":"PUBLISHED","datePublished":"2026-04-03T13:24:34.276Z","dateUpdated":"2026-05-11T22:06:40.703Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:37:46.015Z"},"containers":{"cna":{"title":"drm/logicvc: Fix device node reference leak in logicvc_drm_config_parse()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/logicvc: Fix device node reference leak in logicvc_drm_config_parse()\n\nThe logicvc_drm_config_parse() function calls of_get_child_by_name() to\nfind the \"layers\" node but fails to release the reference, leading to a\ndevice node reference leak.\n\nFix this by using the __free(device_node) cleanup attribute to automatic\nrelease the reference when the variable goes out of scope."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"b88f49910be147b7974098b9172b0d3873142d6a","versionType":"git"},{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"0bd326dffd9e103335d77d9c31275c0d5a7979eb","versionType":"git"},{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"871630255ecd2d9b64ad1d75a7dfc0567d7d9989","versionType":"git"},{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"f8a6eba20edb938166b26e133cc61306e1bc6de9","versionType":"git"},{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"78e91e49d28e05ccaa6b445bafb5e367d57c9583","versionType":"git"},{"version":"efeeaefe9be56e8ae5e5b4e9ff6d2275ec977ec5","status":"affected","lessThan":"fef0e649f8b42bdffe4a916dd46e1b1e9ad2f207","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/logicvc/logicvc_drm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.0","versionType":"semver"},{"version":"6.1.167","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.130","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.77","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.17","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.7","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","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/logicvc/logicvc_drm.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b88f49910be147b7974098b9172b0d3873142d6a"},{"url":"https://git.kernel.org/stable/c/0bd326dffd9e103335d77d9c31275c0d5a7979eb"},{"url":"https://git.kernel.org/stable/c/871630255ecd2d9b64ad1d75a7dfc0567d7d9989"},{"url":"https://git.kernel.org/stable/c/f8a6eba20edb938166b26e133cc61306e1bc6de9"},{"url":"https://git.kernel.org/stable/c/78e91e49d28e05ccaa6b445bafb5e367d57c9583"},{"url":"https://git.kernel.org/stable/c/fef0e649f8b42bdffe4a916dd46e1b1e9ad2f207"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:06:40.703Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.1.167"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.6.130"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.12.77"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.18.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.19.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}