{"api_version":"1","generated_at":"2026-05-15T00:53:48+00:00","cve":"CVE-2026-43105","urls":{"html":"https://cve.report/CVE-2026-43105","api":"https://cve.report/api/cve/CVE-2026-43105.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-43105","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-43105"},"summary":{"title":"drm/vc4: Fix memory leak of BO array in hang state","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vc4: Fix memory leak of BO array in hang state\n\nThe hang state's BO array is allocated separately with kzalloc() in\nvc4_save_hang_state() but never freed in vc4_free_hang_state(). Add the\nmissing kfree() for the BO array before freeing the hang state struct.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-06 10:16:24","updated_at":"2026-05-11 17:32:11"},"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/a812008fe3a0aebb778d277b35717f64e23d0302","name":"https://git.kernel.org/stable/c/a812008fe3a0aebb778d277b35717f64e23d0302","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b8138567c4a80fd76a647849ebd4284996cf4b17","name":"https://git.kernel.org/stable/c/b8138567c4a80fd76a647849ebd4284996cf4b17","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/0d3c014a84396a147705f523a8fd6fc873e76502","name":"https://git.kernel.org/stable/c/0d3c014a84396a147705f523a8fd6fc873e76502","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f4dfd6847b3e5d24e336bca6057485116d17aea4","name":"https://git.kernel.org/stable/c/f4dfd6847b3e5d24e336bca6057485116d17aea4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/421cea4f71f7cf65abaae878562ee4aa2b684628","name":"https://git.kernel.org/stable/c/421cea4f71f7cf65abaae878562ee4aa2b684628","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-43105","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43105","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 214613656b5179f0daab6e0a080814b5100d45f0 a812008fe3a0aebb778d277b35717f64e23d0302 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 214613656b5179f0daab6e0a080814b5100d45f0 0d3c014a84396a147705f523a8fd6fc873e76502 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 214613656b5179f0daab6e0a080814b5100d45f0 421cea4f71f7cf65abaae878562ee4aa2b684628 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 214613656b5179f0daab6e0a080814b5100d45f0 b8138567c4a80fd76a647849ebd4284996cf4b17 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 214613656b5179f0daab6e0a080814b5100d45f0 f4dfd6847b3e5d24e336bca6057485116d17aea4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.5","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.5 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.136 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.83 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.24 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.14 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"43105","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/vc4/vc4_gem.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"a812008fe3a0aebb778d277b35717f64e23d0302","status":"affected","version":"214613656b5179f0daab6e0a080814b5100d45f0","versionType":"git"},{"lessThan":"0d3c014a84396a147705f523a8fd6fc873e76502","status":"affected","version":"214613656b5179f0daab6e0a080814b5100d45f0","versionType":"git"},{"lessThan":"421cea4f71f7cf65abaae878562ee4aa2b684628","status":"affected","version":"214613656b5179f0daab6e0a080814b5100d45f0","versionType":"git"},{"lessThan":"b8138567c4a80fd76a647849ebd4284996cf4b17","status":"affected","version":"214613656b5179f0daab6e0a080814b5100d45f0","versionType":"git"},{"lessThan":"f4dfd6847b3e5d24e336bca6057485116d17aea4","status":"affected","version":"214613656b5179f0daab6e0a080814b5100d45f0","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/vc4/vc4_gem.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.5"},{"lessThan":"4.5","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.136","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.83","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.24","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.14","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":"6.6.136","versionStartIncluding":"4.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.83","versionStartIncluding":"4.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.24","versionStartIncluding":"4.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.14","versionStartIncluding":"4.5","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"4.5","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vc4: Fix memory leak of BO array in hang state\n\nThe hang state's BO array is allocated separately with kzalloc() in\nvc4_save_hang_state() but never freed in vc4_free_hang_state(). Add the\nmissing kfree() for the BO array before freeing the hang state struct."}],"providerMetadata":{"dateUpdated":"2026-05-06T07:40:33.706Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/a812008fe3a0aebb778d277b35717f64e23d0302"},{"url":"https://git.kernel.org/stable/c/0d3c014a84396a147705f523a8fd6fc873e76502"},{"url":"https://git.kernel.org/stable/c/421cea4f71f7cf65abaae878562ee4aa2b684628"},{"url":"https://git.kernel.org/stable/c/b8138567c4a80fd76a647849ebd4284996cf4b17"},{"url":"https://git.kernel.org/stable/c/f4dfd6847b3e5d24e336bca6057485116d17aea4"}],"title":"drm/vc4: Fix memory leak of BO array in hang state","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-43105","datePublished":"2026-05-06T07:40:33.706Z","dateReserved":"2026-05-01T14:12:55.984Z","dateUpdated":"2026-05-06T07:40:33.706Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-06 10:16:24","lastModifiedDate":"2026-05-11 17:32:11","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":"4.5","versionEndExcluding":"6.6.136","matchCriteriaId":"FCEFD340-4D12-4082-8086-2A113C4D3AAD"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.83","matchCriteriaId":"7F0AE5B5-23AC-4DCC-B37A-51CA1DAE7BA8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.24","matchCriteriaId":"8126B8B8-6D0B-4443-86C1-672AEE893555"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"6.19.14","matchCriteriaId":"D6A8A074-BBF4-4803-ABED-519A839435BB"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*","matchCriteriaId":"F253B622-8837-4245-BCE5-A7BF8FC76A16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*","matchCriteriaId":"4AE85AD8-4641-4E7C-A2F4-305E2CD9EE64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*","matchCriteriaId":"F666C8D8-6538-46D4-B318-87610DE64C34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*","matchCriteriaId":"02259FDA-961B-47BC-AE7F-93D7EC6E90C2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*","matchCriteriaId":"58A9FEFF-C040-420D-8F0A-BFDAAA1DF258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*","matchCriteriaId":"1D2315C0-D46F-4F85-9754-F9E5E11374A6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc7:*:*:*:*:*:*","matchCriteriaId":"512EE3A8-A590-4501-9A94-5D4B268D6138"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"43105","Ordinal":"1","Title":"drm/vc4: Fix memory leak of BO array in hang state","CVE":"CVE-2026-43105","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"43105","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vc4: Fix memory leak of BO array in hang state\n\nThe hang state's BO array is allocated separately with kzalloc() in\nvc4_save_hang_state() but never freed in vc4_free_hang_state(). Add the\nmissing kfree() for the BO array before freeing the hang state struct.","Type":"Description","Title":"drm/vc4: Fix memory leak of BO array in hang state"}]}}}