{"id":"CVE-2023-53002","state":"PUBLISHED","title":"drm/i915: Fix a memory leak with reused mmap_offset","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915: Fix a memory leak with reused mmap_offset\n\ndrm_vma_node_allow() and drm_vma_node_revoke() should be called in\nbalanced pairs. We call drm_vma_node_allow() once per-file everytime a\nuser calls mmap_offset, but only call drm_vma_node_revoke once per-file\non each mmap_offset. As the mmap_offset is reused by the client, the\nper-file vm_count may remain non-zero and the rbtree leaked.\n\nCall drm_vma_node_allow_once() instead to prevent that memory leak.","publishedAt":"2025-03-27T16:43:34.479Z","updatedAt":"2026-05-11T19:36:41.935Z","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":"7865559872074a9ab169c87915504661d630addf","status":"affected","lessThan":"0bdc4b4ba7206c452ee81c82fa66e39d0e1780fb","versionType":"git"},{"version":"7865559872074a9ab169c87915504661d630addf","status":"affected","lessThan":"0220e4fe178c3390eb0291cdb34912d66972db8a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/i915/gem/i915_gem_mman.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.7","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.7","versionType":"semver"},{"version":"6.1.9","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","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/i915/gem/i915_gem_mman.c"]}],"references":["https://git.kernel.org/stable/c/0bdc4b4ba7206c452ee81c82fa66e39d0e1780fb","https://git.kernel.org/stable/c/0220e4fe178c3390eb0291cdb34912d66972db8a"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53002.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53002","state":"PUBLISHED","datePublished":"2025-03-27T16:43:34.479Z","dateUpdated":"2026-05-11T19:36:41.935Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-03-27T16:40:15.744Z"},"containers":{"cna":{"title":"drm/i915: Fix a memory leak with reused mmap_offset","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915: Fix a memory leak with reused mmap_offset\n\ndrm_vma_node_allow() and drm_vma_node_revoke() should be called in\nbalanced pairs. We call drm_vma_node_allow() once per-file everytime a\nuser calls mmap_offset, but only call drm_vma_node_revoke once per-file\non each mmap_offset. As the mmap_offset is reused by the client, the\nper-file vm_count may remain non-zero and the rbtree leaked.\n\nCall drm_vma_node_allow_once() instead to prevent that memory leak."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"7865559872074a9ab169c87915504661d630addf","status":"affected","lessThan":"0bdc4b4ba7206c452ee81c82fa66e39d0e1780fb","versionType":"git"},{"version":"7865559872074a9ab169c87915504661d630addf","status":"affected","lessThan":"0220e4fe178c3390eb0291cdb34912d66972db8a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/i915/gem/i915_gem_mman.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.7","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.7","versionType":"semver"},{"version":"6.1.9","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","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/i915/gem/i915_gem_mman.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/0bdc4b4ba7206c452ee81c82fa66e39d0e1780fb"},{"url":"https://git.kernel.org/stable/c/0220e4fe178c3390eb0291cdb34912d66972db8a"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:36:41.935Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.7","versionEndExcluding":"6.1.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.7","versionEndExcluding":"6.2"}]}]}],"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-2023-53002","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T20:08:10.534097Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","lang":"en","type":"CWE","description":"CWE-401 Missing Release of Memory after Effective Lifetime"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T20:17:03.710Z"}}]}}}