{"id":"CVE-2026-43264","state":"PUBLISHED","title":"fbdev: of: display_timing: fix refcount leak in of_get_display_timings()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: of: display_timing: fix refcount leak in of_get_display_timings()\n\nof_parse_phandle() returns a device_node with refcount incremented,\nwhich is stored in 'entry' and then copied to 'native_mode'. When the\nerror paths at lines 184 or 192 jump to 'entryfail', native_mode's\nrefcount is not decremented, causing a refcount leak.\n\nFix this by changing the goto target from 'entryfail' to 'timingfail',\nwhich properly calls of_node_put(native_mode) before cleanup.","publishedAt":"2026-05-06T11:28:50.867Z","updatedAt":"2026-05-11T22:21:11.841Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"20881ad42e651c69d89eb38a2042838187900fd6","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"b5bdcc5afbff845834d04d651773cb6b47db5dd3","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"2b22e4fe1273c24f405ed7903349c4bbd82b6368","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"3ed019654234edb8625c05d05e15d40f74e64f70","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"d6f34bbff07476c6abb8672c89d217824871c5ed","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"69290f2d3999c5fa1a7f5d5593cfc5461fa3ee64","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"c5734f9030a8b1e13868d1641b5163d8e659306e","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"eacf9840ae1285a1ef47eb0ce16d786e542bd4d7","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/video/of_display_timing.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.9","versionType":"semver"},{"version":"5.10.252","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.202","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.165","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.128","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.16","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","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/video/of_display_timing.c"]}],"references":["https://git.kernel.org/stable/c/20881ad42e651c69d89eb38a2042838187900fd6","https://git.kernel.org/stable/c/b5bdcc5afbff845834d04d651773cb6b47db5dd3","https://git.kernel.org/stable/c/2b22e4fe1273c24f405ed7903349c4bbd82b6368","https://git.kernel.org/stable/c/3ed019654234edb8625c05d05e15d40f74e64f70","https://git.kernel.org/stable/c/d6f34bbff07476c6abb8672c89d217824871c5ed","https://git.kernel.org/stable/c/69290f2d3999c5fa1a7f5d5593cfc5461fa3ee64","https://git.kernel.org/stable/c/c5734f9030a8b1e13868d1641b5163d8e659306e","https://git.kernel.org/stable/c/eacf9840ae1285a1ef47eb0ce16d786e542bd4d7"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43264.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43264","state":"PUBLISHED","datePublished":"2026-05-06T11:28:50.867Z","dateUpdated":"2026-05-11T22:21:11.841Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:55.997Z"},"containers":{"cna":{"title":"fbdev: of: display_timing: fix refcount leak in of_get_display_timings()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: of: display_timing: fix refcount leak in of_get_display_timings()\n\nof_parse_phandle() returns a device_node with refcount incremented,\nwhich is stored in 'entry' and then copied to 'native_mode'. When the\nerror paths at lines 184 or 192 jump to 'entryfail', native_mode's\nrefcount is not decremented, causing a refcount leak.\n\nFix this by changing the goto target from 'entryfail' to 'timingfail',\nwhich properly calls of_node_put(native_mode) before cleanup."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"20881ad42e651c69d89eb38a2042838187900fd6","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"b5bdcc5afbff845834d04d651773cb6b47db5dd3","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"2b22e4fe1273c24f405ed7903349c4bbd82b6368","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"3ed019654234edb8625c05d05e15d40f74e64f70","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"d6f34bbff07476c6abb8672c89d217824871c5ed","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"69290f2d3999c5fa1a7f5d5593cfc5461fa3ee64","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"c5734f9030a8b1e13868d1641b5163d8e659306e","versionType":"git"},{"version":"cc3f414cf2e404130584b63d373161ba6fd24bc2","status":"affected","lessThan":"eacf9840ae1285a1ef47eb0ce16d786e542bd4d7","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/video/of_display_timing.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.9","versionType":"semver"},{"version":"5.10.252","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.202","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.165","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.128","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.16","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","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/video/of_display_timing.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/20881ad42e651c69d89eb38a2042838187900fd6"},{"url":"https://git.kernel.org/stable/c/b5bdcc5afbff845834d04d651773cb6b47db5dd3"},{"url":"https://git.kernel.org/stable/c/2b22e4fe1273c24f405ed7903349c4bbd82b6368"},{"url":"https://git.kernel.org/stable/c/3ed019654234edb8625c05d05e15d40f74e64f70"},{"url":"https://git.kernel.org/stable/c/d6f34bbff07476c6abb8672c89d217824871c5ed"},{"url":"https://git.kernel.org/stable/c/69290f2d3999c5fa1a7f5d5593cfc5461fa3ee64"},{"url":"https://git.kernel.org/stable/c/c5734f9030a8b1e13868d1641b5163d8e659306e"},{"url":"https://git.kernel.org/stable/c/eacf9840ae1285a1ef47eb0ce16d786e542bd4d7"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:21:11.841Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"5.10.252"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"5.15.202"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.1.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.6.128"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.12.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.18.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}