{"id":"CVE-2022-50176","state":"PUBLISHED","title":"drm/mcde: Fix refcount leak in mcde_dsi_bind","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/mcde: Fix refcount leak in mcde_dsi_bind\n\nEvery iteration of for_each_available_child_of_node() decrements\nthe reference counter of the previous node. There is no decrement\nwhen break out from the loop and results in refcount leak.\nAdd missing of_node_put() to fix this.","publishedAt":"2025-06-18T11:03:26.972Z","updatedAt":"2026-05-11T19:14:17.106Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"87c35bbefdfa3c5edfb8c80f5c04717aaacc629d","versionType":"git"},{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"f57699a9b66ea11f000f56d1f1179059239b8690","versionType":"git"},{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"3123ae6fdd4013d24a3a4877084b14e917faae5c","versionType":"git"},{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"7214902de5b1fb2b632a7b8b3b9540e41aabab38","versionType":"git"},{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"32c827e30bb44ae809950a9efab59e98e44d30e5","versionType":"git"},{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"3a149169e4a2f9127022fec6ef5d71b4e804b3b9","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/mcde/mcde_dsi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.3","versionType":"semver"},{"version":"5.4.211","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.137","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.61","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.18","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19.2","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0","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/mcde/mcde_dsi.c"]}],"references":["https://git.kernel.org/stable/c/87c35bbefdfa3c5edfb8c80f5c04717aaacc629d","https://git.kernel.org/stable/c/f57699a9b66ea11f000f56d1f1179059239b8690","https://git.kernel.org/stable/c/3123ae6fdd4013d24a3a4877084b14e917faae5c","https://git.kernel.org/stable/c/7214902de5b1fb2b632a7b8b3b9540e41aabab38","https://git.kernel.org/stable/c/32c827e30bb44ae809950a9efab59e98e44d30e5","https://git.kernel.org/stable/c/3a149169e4a2f9127022fec6ef5d71b4e804b3b9"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50176.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50176","state":"PUBLISHED","datePublished":"2025-06-18T11:03:26.972Z","dateUpdated":"2026-05-11T19:14:17.106Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-06-18T10:57:27.427Z"},"containers":{"cna":{"title":"drm/mcde: Fix refcount leak in mcde_dsi_bind","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/mcde: Fix refcount leak in mcde_dsi_bind\n\nEvery iteration of for_each_available_child_of_node() decrements\nthe reference counter of the previous node. There is no decrement\nwhen break out from the loop and results in refcount leak.\nAdd missing of_node_put() to fix this."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"87c35bbefdfa3c5edfb8c80f5c04717aaacc629d","versionType":"git"},{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"f57699a9b66ea11f000f56d1f1179059239b8690","versionType":"git"},{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"3123ae6fdd4013d24a3a4877084b14e917faae5c","versionType":"git"},{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"7214902de5b1fb2b632a7b8b3b9540e41aabab38","versionType":"git"},{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"32c827e30bb44ae809950a9efab59e98e44d30e5","versionType":"git"},{"version":"5fc537bfd00033a3f813330175f7f12c25957ebf","status":"affected","lessThan":"3a149169e4a2f9127022fec6ef5d71b4e804b3b9","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/mcde/mcde_dsi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.3","versionType":"semver"},{"version":"5.4.211","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.137","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.61","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.18","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19.2","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0","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/mcde/mcde_dsi.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/87c35bbefdfa3c5edfb8c80f5c04717aaacc629d"},{"url":"https://git.kernel.org/stable/c/f57699a9b66ea11f000f56d1f1179059239b8690"},{"url":"https://git.kernel.org/stable/c/3123ae6fdd4013d24a3a4877084b14e917faae5c"},{"url":"https://git.kernel.org/stable/c/7214902de5b1fb2b632a7b8b3b9540e41aabab38"},{"url":"https://git.kernel.org/stable/c/32c827e30bb44ae809950a9efab59e98e44d30e5"},{"url":"https://git.kernel.org/stable/c/3a149169e4a2f9127022fec6ef5d71b4e804b3b9"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:14:17.106Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"5.4.211"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"5.10.137"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"5.15.61"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"5.18.18"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"5.19.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}