{"id":"CVE-2026-43162","state":"PUBLISHED","title":"media: tegra-video: Fix memory leak in __tegra_channel_try_format()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: tegra-video: Fix memory leak in __tegra_channel_try_format()\n\nThe state object allocated by __v4l2_subdev_state_alloc() must be freed\nwith __v4l2_subdev_state_free() when it is no longer needed.\n\nIn __tegra_channel_try_format(), two error paths return directly after\nv4l2_subdev_call() fails, without freeing the allocated 'sd_state'\nobject. This violates the requirement and causes a memory leak.\n\nFix this by introducing a cleanup label and using goto statements in the\nerror paths to ensure that __v4l2_subdev_state_free() is always called\nbefore the function returns.","publishedAt":"2026-05-06T11:27:40.580Z","updatedAt":"2026-05-11T22:18:57.725Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"6c6f419fa9c44a4b7149b0292e01bff47308ba14","versionType":"git"},{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"ca921be7a1174d5d58b28f84b683c2c0079f18c5","versionType":"git"},{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"3ca2f09061736e72ef25eec2597d00f7f44094d3","versionType":"git"},{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"2dff8966a3a889dd9d248a7e15d963b4097efcc5","versionType":"git"},{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"d92e9a18f97a1d19d4c2ff81dcfbe43591f75b5a","versionType":"git"},{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"43e5302d22334f1183dec3e0d5d8007eefe2817c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/media/tegra-video/vi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.10","versionType":"semver"},{"version":"6.1.167","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.130","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.77","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.17","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","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/staging/media/tegra-video/vi.c"]}],"references":["https://git.kernel.org/stable/c/6c6f419fa9c44a4b7149b0292e01bff47308ba14","https://git.kernel.org/stable/c/ca921be7a1174d5d58b28f84b683c2c0079f18c5","https://git.kernel.org/stable/c/3ca2f09061736e72ef25eec2597d00f7f44094d3","https://git.kernel.org/stable/c/2dff8966a3a889dd9d248a7e15d963b4097efcc5","https://git.kernel.org/stable/c/d92e9a18f97a1d19d4c2ff81dcfbe43591f75b5a","https://git.kernel.org/stable/c/43e5302d22334f1183dec3e0d5d8007eefe2817c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43162.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43162","state":"PUBLISHED","datePublished":"2026-05-06T11:27:40.580Z","dateUpdated":"2026-05-11T22:18:57.725Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:55.990Z"},"containers":{"cna":{"title":"media: tegra-video: Fix memory leak in __tegra_channel_try_format()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: tegra-video: Fix memory leak in __tegra_channel_try_format()\n\nThe state object allocated by __v4l2_subdev_state_alloc() must be freed\nwith __v4l2_subdev_state_free() when it is no longer needed.\n\nIn __tegra_channel_try_format(), two error paths return directly after\nv4l2_subdev_call() fails, without freeing the allocated 'sd_state'\nobject. This violates the requirement and causes a memory leak.\n\nFix this by introducing a cleanup label and using goto statements in the\nerror paths to ensure that __v4l2_subdev_state_free() is always called\nbefore the function returns."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"6c6f419fa9c44a4b7149b0292e01bff47308ba14","versionType":"git"},{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"ca921be7a1174d5d58b28f84b683c2c0079f18c5","versionType":"git"},{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"3ca2f09061736e72ef25eec2597d00f7f44094d3","versionType":"git"},{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"2dff8966a3a889dd9d248a7e15d963b4097efcc5","versionType":"git"},{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"d92e9a18f97a1d19d4c2ff81dcfbe43591f75b5a","versionType":"git"},{"version":"1ebaeb09830f36c1111b72a95420814225bd761c","status":"affected","lessThan":"43e5302d22334f1183dec3e0d5d8007eefe2817c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/media/tegra-video/vi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.10","versionType":"semver"},{"version":"6.1.167","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.130","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.77","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.17","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","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/staging/media/tegra-video/vi.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/6c6f419fa9c44a4b7149b0292e01bff47308ba14"},{"url":"https://git.kernel.org/stable/c/ca921be7a1174d5d58b28f84b683c2c0079f18c5"},{"url":"https://git.kernel.org/stable/c/3ca2f09061736e72ef25eec2597d00f7f44094d3"},{"url":"https://git.kernel.org/stable/c/2dff8966a3a889dd9d248a7e15d963b4097efcc5"},{"url":"https://git.kernel.org/stable/c/d92e9a18f97a1d19d4c2ff81dcfbe43591f75b5a"},{"url":"https://git.kernel.org/stable/c/43e5302d22334f1183dec3e0d5d8007eefe2817c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:18:57.725Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.1.167"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.6.130"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.12.77"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.18.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}