{"id":"CVE-2026-43104","state":"PUBLISHED","title":"drm/vc4: Fix a memory leak in hang state error path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vc4: Fix a memory leak in hang state error path\n\nWhen vc4_save_hang_state() encounters an early return condition, it\nreturns without freeing the previously allocated `kernel_state`,\nleaking memory.\n\nAdd the missing kfree() calls by consolidating the early return paths\ninto a single place.","publishedAt":"2026-05-06T07:40:33.036Z","updatedAt":"2026-06-01T16:14:51.659Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"c197def3834cbee3fd824ce4c57d08cb24e18955","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"9487daa18e627ac6b5ed5911be79f23362554b70","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"259e2bba3fd7005c62cbd42365a48b3221b244e3","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"dd5c49787a32da96a2b154427eb17cbf12a83c28","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"d8fdd6adc07b78ad3e9ee0004876d90cb59ca941","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"e352e9adc9f6df54d63150ff832f71c04e30744b","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"3eb7dd55021d0f4308fbea0bea21d2118984d8e7","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"9525d169e5fd481538cf8c663cc5839e54f2e481","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/c197def3834cbee3fd824ce4c57d08cb24e18955","https://git.kernel.org/stable/c/9487daa18e627ac6b5ed5911be79f23362554b70","https://git.kernel.org/stable/c/259e2bba3fd7005c62cbd42365a48b3221b244e3","https://git.kernel.org/stable/c/dd5c49787a32da96a2b154427eb17cbf12a83c28","https://git.kernel.org/stable/c/d8fdd6adc07b78ad3e9ee0004876d90cb59ca941","https://git.kernel.org/stable/c/e352e9adc9f6df54d63150ff832f71c04e30744b","https://git.kernel.org/stable/c/3eb7dd55021d0f4308fbea0bea21d2118984d8e7","https://git.kernel.org/stable/c/9525d169e5fd481538cf8c663cc5839e54f2e481"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43104.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43104","state":"PUBLISHED","datePublished":"2026-05-06T07:40:33.036Z","dateUpdated":"2026-06-01T16:14:51.659Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:55.984Z"},"containers":{"cna":{"title":"drm/vc4: Fix a memory leak in hang state error path","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vc4: Fix a memory leak in hang state error path\n\nWhen vc4_save_hang_state() encounters an early return condition, it\nreturns without freeing the previously allocated `kernel_state`,\nleaking memory.\n\nAdd the missing kfree() calls by consolidating the early return paths\ninto a single place."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"c197def3834cbee3fd824ce4c57d08cb24e18955","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"9487daa18e627ac6b5ed5911be79f23362554b70","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"259e2bba3fd7005c62cbd42365a48b3221b244e3","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"dd5c49787a32da96a2b154427eb17cbf12a83c28","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"d8fdd6adc07b78ad3e9ee0004876d90cb59ca941","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"e352e9adc9f6df54d63150ff832f71c04e30744b","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"3eb7dd55021d0f4308fbea0bea21d2118984d8e7","versionType":"git"},{"version":"214613656b5179f0daab6e0a080814b5100d45f0","status":"affected","lessThan":"9525d169e5fd481538cf8c663cc5839e54f2e481","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/c197def3834cbee3fd824ce4c57d08cb24e18955"},{"url":"https://git.kernel.org/stable/c/9487daa18e627ac6b5ed5911be79f23362554b70"},{"url":"https://git.kernel.org/stable/c/259e2bba3fd7005c62cbd42365a48b3221b244e3"},{"url":"https://git.kernel.org/stable/c/dd5c49787a32da96a2b154427eb17cbf12a83c28"},{"url":"https://git.kernel.org/stable/c/d8fdd6adc07b78ad3e9ee0004876d90cb59ca941"},{"url":"https://git.kernel.org/stable/c/e352e9adc9f6df54d63150ff832f71c04e30744b"},{"url":"https://git.kernel.org/stable/c/3eb7dd55021d0f4308fbea0bea21d2118984d8e7"},{"url":"https://git.kernel.org/stable/c/9525d169e5fd481538cf8c663cc5839e54f2e481"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-01T16:14:51.659Z"},"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"}}}}}