{"api_version":"1","generated_at":"2026-05-13T07:16:20+00:00","cve":"CVE-2026-43269","urls":{"html":"https://cve.report/CVE-2026-43269","api":"https://cve.report/api/cve/CVE-2026-43269.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-43269","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-43269"},"summary":{"title":"drm/atmel-hlcdc: fix memory leak from the atomic_destroy_state callback","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/atmel-hlcdc: fix memory leak from the atomic_destroy_state callback\n\nAfter several commits, the slab memory increases. Some drm_crtc_commit\nobjects are not freed. The atomic_destroy_state callback only put the\nframebuffer. Use the __drm_atomic_helper_plane_destroy_state() function\nto put all the objects that are no longer needed.\n\nIt has been seen after hours of usage of a graphics application or using\nkmemleak:\n\nunreferenced object 0xc63a6580 (size 64):\n  comm \"egt_basic\", pid 171, jiffies 4294940784\n  hex dump (first 32 bytes):\n    40 50 34 c5 01 00 00 00 ff ff ff ff 8c 65 3a c6  @P4..........e:.\n    8c 65 3a c6 ff ff ff ff 98 65 3a c6 98 65 3a c6  .e:......e:..e:.\n  backtrace (crc c25aa925):\n    kmemleak_alloc+0x34/0x3c\n    __kmalloc_cache_noprof+0x150/0x1a4\n    drm_atomic_helper_setup_commit+0x1e8/0x7bc\n    drm_atomic_helper_commit+0x3c/0x15c\n    drm_atomic_commit+0xc0/0xf4\n    drm_atomic_helper_set_config+0x84/0xb8\n    drm_mode_setcrtc+0x32c/0x810\n    drm_ioctl+0x20c/0x488\n    sys_ioctl+0x14c/0xc20\n    ret_fast_syscall+0x0/0x54","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-06 12:16:48","updated_at":"2026-05-08 19:40:49"},"problem_types":["CWE-401"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/f12352471061df83a36edf54bbb16284793284e4","name":"https://git.kernel.org/stable/c/f12352471061df83a36edf54bbb16284793284e4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/082271e364a3205598c2e4e6233a9f49ce7941cf","name":"https://git.kernel.org/stable/c/082271e364a3205598c2e4e6233a9f49ce7941cf","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3e64e78f4a70e3f6ac8fe5a7071f08ffd25a2489","name":"https://git.kernel.org/stable/c/3e64e78f4a70e3f6ac8fe5a7071f08ffd25a2489","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/25e832a7830740e72103eb0b527680a4b64bbcb3","name":"https://git.kernel.org/stable/c/25e832a7830740e72103eb0b527680a4b64bbcb3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ec40702029b08ee8d5f5b03303d64a10e74a957b","name":"https://git.kernel.org/stable/c/ec40702029b08ee8d5f5b03303d64a10e74a957b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/57fa3487acfa3467405f8506b94682abd96e7393","name":"https://git.kernel.org/stable/c/57fa3487acfa3467405f8506b94682abd96e7393","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5718d98976ad6b9700e5a6afec67fc47a8a92580","name":"https://git.kernel.org/stable/c/5718d98976ad6b9700e5a6afec67fc47a8a92580","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6d4e91ab97fda64e8cf9c8881cc3b4da026bd849","name":"https://git.kernel.org/stable/c/6d4e91ab97fda64e8cf9c8881cc3b4da026bd849","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-43269","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43269","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2389fc1305fc1e2cf8b310a75463fefd3058bf48 6d4e91ab97fda64e8cf9c8881cc3b4da026bd849 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2389fc1305fc1e2cf8b310a75463fefd3058bf48 5718d98976ad6b9700e5a6afec67fc47a8a92580 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2389fc1305fc1e2cf8b310a75463fefd3058bf48 57fa3487acfa3467405f8506b94682abd96e7393 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2389fc1305fc1e2cf8b310a75463fefd3058bf48 ec40702029b08ee8d5f5b03303d64a10e74a957b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"43269","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"6d4e91ab97fda64e8cf9c8881cc3b4da026bd849","status":"affected","version":"2389fc1305fc1e2cf8b310a75463fefd3058bf48","versionType":"git"},{"lessThan":"5718d98976ad6b9700e5a6afec67fc47a8a92580","status":"affected","version":"2389fc1305fc1e2cf8b310a75463fefd3058bf48","versionType":"git"},{"lessThan":"57fa3487acfa3467405f8506b94682abd96e7393","status":"affected","version":"2389fc1305fc1e2cf8b310a75463fefd3058bf48","versionType":"git"},{"lessThan":"ec40702029b08ee8d5f5b03303d64a10e74a957b","status":"affected","version":"2389fc1305fc1e2cf8b310a75463fefd3058bf48","versionType":"git"},{"lessThan":"25e832a7830740e72103eb0b527680a4b64bbcb3","status":"affected","version":"2389fc1305fc1e2cf8b310a75463fefd3058bf48","versionType":"git"},{"lessThan":"082271e364a3205598c2e4e6233a9f49ce7941cf","status":"affected","version":"2389fc1305fc1e2cf8b310a75463fefd3058bf48","versionType":"git"},{"lessThan":"3e64e78f4a70e3f6ac8fe5a7071f08ffd25a2489","status":"affected","version":"2389fc1305fc1e2cf8b310a75463fefd3058bf48","versionType":"git"},{"lessThan":"f12352471061df83a36edf54bbb16284793284e4","status":"affected","version":"2389fc1305fc1e2cf8b310a75463fefd3058bf48","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.1"},{"lessThan":"4.1","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.252","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.202","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.165","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.128","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.16","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.252","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.202","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.165","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.128","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.75","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.16","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.6","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"4.1","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/atmel-hlcdc: fix memory leak from the atomic_destroy_state callback\n\nAfter several commits, the slab memory increases. Some drm_crtc_commit\nobjects are not freed. The atomic_destroy_state callback only put the\nframebuffer. Use the __drm_atomic_helper_plane_destroy_state() function\nto put all the objects that are no longer needed.\n\nIt has been seen after hours of usage of a graphics application or using\nkmemleak:\n\nunreferenced object 0xc63a6580 (size 64):\n  comm \"egt_basic\", pid 171, jiffies 4294940784\n  hex dump (first 32 bytes):\n    40 50 34 c5 01 00 00 00 ff ff ff ff 8c 65 3a c6  @P4..........e:.\n    8c 65 3a c6 ff ff ff ff 98 65 3a c6 98 65 3a c6  .e:......e:..e:.\n  backtrace (crc c25aa925):\n    kmemleak_alloc+0x34/0x3c\n    __kmalloc_cache_noprof+0x150/0x1a4\n    drm_atomic_helper_setup_commit+0x1e8/0x7bc\n    drm_atomic_helper_commit+0x3c/0x15c\n    drm_atomic_commit+0xc0/0xf4\n    drm_atomic_helper_set_config+0x84/0xb8\n    drm_mode_setcrtc+0x32c/0x810\n    drm_ioctl+0x20c/0x488\n    sys_ioctl+0x14c/0xc20\n    ret_fast_syscall+0x0/0x54"}],"providerMetadata":{"dateUpdated":"2026-05-07T17:15:16.762Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/6d4e91ab97fda64e8cf9c8881cc3b4da026bd849"},{"url":"https://git.kernel.org/stable/c/5718d98976ad6b9700e5a6afec67fc47a8a92580"},{"url":"https://git.kernel.org/stable/c/57fa3487acfa3467405f8506b94682abd96e7393"},{"url":"https://git.kernel.org/stable/c/ec40702029b08ee8d5f5b03303d64a10e74a957b"},{"url":"https://git.kernel.org/stable/c/25e832a7830740e72103eb0b527680a4b64bbcb3"},{"url":"https://git.kernel.org/stable/c/082271e364a3205598c2e4e6233a9f49ce7941cf"},{"url":"https://git.kernel.org/stable/c/3e64e78f4a70e3f6ac8fe5a7071f08ffd25a2489"},{"url":"https://git.kernel.org/stable/c/f12352471061df83a36edf54bbb16284793284e4"}],"title":"drm/atmel-hlcdc: fix memory leak from the atomic_destroy_state callback","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-43269","datePublished":"2026-05-06T11:28:54.178Z","dateReserved":"2026-05-01T14:12:55.997Z","dateUpdated":"2026-05-07T17:15:16.762Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-06 12:16:48","lastModifiedDate":"2026-05-08 19:40:49","problem_types":["CWE-401"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"5.10.252","matchCriteriaId":"AFCC1430-2194-4A37-8732-891682CC5E8B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.202","matchCriteriaId":"4002FC2B-1456-4666-B240-0EBF590C4671"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.165","matchCriteriaId":"797C7F46-D0BE-4FB8-A502-C5EF8E6B6654"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.128","matchCriteriaId":"851E9353-6C09-4CC9-877E-E09DB164A3C2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.75","matchCriteriaId":"BCE16369-98ED-41CF-8995-DFDC10B288D2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.16","matchCriteriaId":"B4B8CDA9-BADF-4CF5-8B3B-702DE8EEA40B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"6.19.6","matchCriteriaId":"373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"43269","Ordinal":"1","Title":"drm/atmel-hlcdc: fix memory leak from the atomic_destroy_state c","CVE":"CVE-2026-43269","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"43269","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/atmel-hlcdc: fix memory leak from the atomic_destroy_state callback\n\nAfter several commits, the slab memory increases. Some drm_crtc_commit\nobjects are not freed. The atomic_destroy_state callback only put the\nframebuffer. Use the __drm_atomic_helper_plane_destroy_state() function\nto put all the objects that are no longer needed.\n\nIt has been seen after hours of usage of a graphics application or using\nkmemleak:\n\nunreferenced object 0xc63a6580 (size 64):\n  comm \"egt_basic\", pid 171, jiffies 4294940784\n  hex dump (first 32 bytes):\n    40 50 34 c5 01 00 00 00 ff ff ff ff 8c 65 3a c6  @P4..........e:.\n    8c 65 3a c6 ff ff ff ff 98 65 3a c6 98 65 3a c6  .e:......e:..e:.\n  backtrace (crc c25aa925):\n    kmemleak_alloc+0x34/0x3c\n    __kmalloc_cache_noprof+0x150/0x1a4\n    drm_atomic_helper_setup_commit+0x1e8/0x7bc\n    drm_atomic_helper_commit+0x3c/0x15c\n    drm_atomic_commit+0xc0/0xf4\n    drm_atomic_helper_set_config+0x84/0xb8\n    drm_mode_setcrtc+0x32c/0x810\n    drm_ioctl+0x20c/0x488\n    sys_ioctl+0x14c/0xc20\n    ret_fast_syscall+0x0/0x54","Type":"Description","Title":"drm/atmel-hlcdc: fix memory leak from the atomic_destroy_state c"}]}}}