{"id":"CVE-2026-43105","state":"PUBLISHED","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.","publishedAt":"2026-05-06T07:40:33.706Z","updatedAt":"2026-06-01T16:14:55.616Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"7235fc096ece53211bd2c0e958c65f9b802aeb98","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"686bb2fce082f043db50db02b5de5c64ca4dc4c4","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"9c092941fc1d00933bcb46ecac1cb930db3abf5d","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"a812008fe3a0aebb778d277b35717f64e23d0302","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"0d3c014a84396a147705f523a8fd6fc873e76502","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"421cea4f71f7cf65abaae878562ee4aa2b684628","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"b8138567c4a80fd76a647849ebd4284996cf4b17","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"f4dfd6847b3e5d24e336bca6057485116d17aea4","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/vc4/vc4_gem.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.5","versionType":"semver"},{"version":"5.10.258","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.136","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.83","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.24","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.14","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","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/vc4/vc4_gem.c"]}],"references":["https://git.kernel.org/stable/c/7235fc096ece53211bd2c0e958c65f9b802aeb98","https://git.kernel.org/stable/c/686bb2fce082f043db50db02b5de5c64ca4dc4c4","https://git.kernel.org/stable/c/9c092941fc1d00933bcb46ecac1cb930db3abf5d","https://git.kernel.org/stable/c/a812008fe3a0aebb778d277b35717f64e23d0302","https://git.kernel.org/stable/c/0d3c014a84396a147705f523a8fd6fc873e76502","https://git.kernel.org/stable/c/421cea4f71f7cf65abaae878562ee4aa2b684628","https://git.kernel.org/stable/c/b8138567c4a80fd76a647849ebd4284996cf4b17","https://git.kernel.org/stable/c/f4dfd6847b3e5d24e336bca6057485116d17aea4"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43105.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43105","state":"PUBLISHED","datePublished":"2026-05-06T07:40:33.706Z","dateUpdated":"2026-06-01T16:14:55.616Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:55.984Z"},"containers":{"cna":{"title":"drm/vc4: Fix memory leak of BO array in hang state","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."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"7235fc096ece53211bd2c0e958c65f9b802aeb98","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"686bb2fce082f043db50db02b5de5c64ca4dc4c4","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"9c092941fc1d00933bcb46ecac1cb930db3abf5d","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"a812008fe3a0aebb778d277b35717f64e23d0302","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"0d3c014a84396a147705f523a8fd6fc873e76502","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"421cea4f71f7cf65abaae878562ee4aa2b684628","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"b8138567c4a80fd76a647849ebd4284996cf4b17","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"f4dfd6847b3e5d24e336bca6057485116d17aea4","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/vc4/vc4_gem.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.5","versionType":"semver"},{"version":"5.10.258","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.136","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.83","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.24","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.14","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","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/vc4/vc4_gem.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/7235fc096ece53211bd2c0e958c65f9b802aeb98"},{"url":"https://git.kernel.org/stable/c/686bb2fce082f043db50db02b5de5c64ca4dc4c4"},{"url":"https://git.kernel.org/stable/c/9c092941fc1d00933bcb46ecac1cb930db3abf5d"},{"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"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-01T16:14:55.616Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"5.10.258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.6.136"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.12.83"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.18.24"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.19.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}