{"id":"CVE-2022-49693","state":"PUBLISHED","title":"drm/msm/mdp4: Fix refcount leak in mdp4_modeset_init_intf","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/mdp4: Fix refcount leak in mdp4_modeset_init_intf\n\nof_graph_get_remote_node() returns remote device node pointer with\nrefcount incremented, we should use of_node_put() on it\nwhen not need anymore.\nAdd missing of_node_put() to avoid refcount leak.\n\nPatchwork: https://patchwork.freedesktop.org/patch/488473/","publishedAt":"2025-02-26T02:24:16.263Z","updatedAt":"2026-05-11T19:04:53.496Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"86418f90a4c1a0073db65d8a1e2bf94421117a60","status":"affected","lessThan":"d1592d3e362cc59b29f15019707b16c695d70ca3","versionType":"git"},{"version":"86418f90a4c1a0073db65d8a1e2bf94421117a60","status":"affected","lessThan":"d16a4339825e64f9ddcdff5277982d640bae933b","versionType":"git"},{"version":"86418f90a4c1a0073db65d8a1e2bf94421117a60","status":"affected","lessThan":"3c39a17197733bc37786ed68c83267c2f491840b","versionType":"git"},{"version":"86418f90a4c1a0073db65d8a1e2bf94421117a60","status":"affected","lessThan":"d607da76fd2b1cf1d377af9d9b7c6f8fecbb0e1d","versionType":"git"},{"version":"86418f90a4c1a0073db65d8a1e2bf94421117a60","status":"affected","lessThan":"b9cc4598607cb7f7eae5c75fc1e3209cd52ff5e0","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"5.4.202","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.127","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.51","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.8","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","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/msm/disp/mdp4/mdp4_kms.c"]}],"references":["https://git.kernel.org/stable/c/d1592d3e362cc59b29f15019707b16c695d70ca3","https://git.kernel.org/stable/c/d16a4339825e64f9ddcdff5277982d640bae933b","https://git.kernel.org/stable/c/3c39a17197733bc37786ed68c83267c2f491840b","https://git.kernel.org/stable/c/d607da76fd2b1cf1d377af9d9b7c6f8fecbb0e1d","https://git.kernel.org/stable/c/b9cc4598607cb7f7eae5c75fc1e3209cd52ff5e0"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49693.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49693","state":"PUBLISHED","datePublished":"2025-02-26T02:24:16.263Z","dateUpdated":"2026-05-11T19:04:53.496Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:21:30.442Z"},"containers":{"cna":{"title":"drm/msm/mdp4: Fix refcount leak in mdp4_modeset_init_intf","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/mdp4: Fix refcount leak in mdp4_modeset_init_intf\n\nof_graph_get_remote_node() returns remote device node pointer with\nrefcount incremented, we should use of_node_put() on it\nwhen not need anymore.\nAdd missing of_node_put() to avoid refcount leak.\n\nPatchwork: https://patchwork.freedesktop.org/patch/488473/"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"86418f90a4c1a0073db65d8a1e2bf94421117a60","status":"affected","lessThan":"d1592d3e362cc59b29f15019707b16c695d70ca3","versionType":"git"},{"version":"86418f90a4c1a0073db65d8a1e2bf94421117a60","status":"affected","lessThan":"d16a4339825e64f9ddcdff5277982d640bae933b","versionType":"git"},{"version":"86418f90a4c1a0073db65d8a1e2bf94421117a60","status":"affected","lessThan":"3c39a17197733bc37786ed68c83267c2f491840b","versionType":"git"},{"version":"86418f90a4c1a0073db65d8a1e2bf94421117a60","status":"affected","lessThan":"d607da76fd2b1cf1d377af9d9b7c6f8fecbb0e1d","versionType":"git"},{"version":"86418f90a4c1a0073db65d8a1e2bf94421117a60","status":"affected","lessThan":"b9cc4598607cb7f7eae5c75fc1e3209cd52ff5e0","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"5.4.202","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.127","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.51","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.8","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","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/msm/disp/mdp4/mdp4_kms.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/d1592d3e362cc59b29f15019707b16c695d70ca3"},{"url":"https://git.kernel.org/stable/c/d16a4339825e64f9ddcdff5277982d640bae933b"},{"url":"https://git.kernel.org/stable/c/3c39a17197733bc37786ed68c83267c2f491840b"},{"url":"https://git.kernel.org/stable/c/d607da76fd2b1cf1d377af9d9b7c6f8fecbb0e1d"},{"url":"https://git.kernel.org/stable/c/b9cc4598607cb7f7eae5c75fc1e3209cd52ff5e0"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:04:53.496Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.4.202"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.10.127"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.15.51"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.18.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2022-49693","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:32:42.459745Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","description":"CWE-noinfo Not enough information"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T19:36:45.895Z"}}]}}}