CVE-2026-43162

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{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/staging/media/tegra-video/vi.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "6c6f419fa9c44a4b7149b0292e01bff47308ba14", "status": "affected", "version": "1ebaeb09830f36c1111b72a95420814225bd761c", "versionType": "git"}, {"lessThan": "ca921be7a1174d5d58b28f84b683c2c0079f18c5", "status": "affected", "version": "1ebaeb09830f36c1111b72a95420814225bd761c", "versionType": "git"}, {"lessThan": "3ca2f09061736e72ef25eec2597d00f7f44094d3", "status": "affected", "version": "1ebaeb09830f36c1111b72a95420814225bd761c", "versionType": "git"}, {"lessThan": "2dff8966a3a889dd9d248a7e15d963b4097efcc5", "status": "affected", "version": "1ebaeb09830f36c1111b72a95420814225bd761c", "versionType": "git"}, {"lessThan": "d92e9a18f97a1d19d4c2ff81dcfbe43591f75b5a", "status": "affected", "version": "1ebaeb09830f36c1111b72a95420814225bd761c", "versionType": "git"}, {"lessThan": "43e5302d22334f1183dec3e0d5d8007eefe2817c", "status": "affected", "version": "1ebaeb09830f36c1111b72a95420814225bd761c", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/staging/media/tegra-video/vi.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.10"}, {"lessThan": "5.10", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.167", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.130", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.77", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.17", "versionType": "semver"}, {"lessThanOrEqual": "6.19.*", "status": "unaffected", "version": "6.19.6", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.0", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "A6C8448C-EB13-4F93-A6C9-ADA7965260B0", "versionEndExcluding": "6.1.167", "versionStartIncluding": "5.10", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C57BB918-DF28-46B3-94F7-144176841267", "versionEndExcluding": "6.6.130", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B3D12E00-E42D-4056-B354-BAD4903C03A5", "versionEndExcluding": "6.12.77", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "A5E006E4-59C7-43C1-9231-62A72219F2BA", "versionEndExcluding": "6.18.17", "versionStartIncluding": "6.13", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67", "versionEndExcluding": "6.19.6", "versionStartIncluding": "6.19", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "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."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nmedia: tegra-video: Correcci\u00f3n de fuga de memoria en __tegra_channel_try_format()\n\nEl objeto de estado asignado por __v4l2_subdev_state_alloc() debe ser liberado con __v4l2_subdev_state_free() cuando ya no es necesario.\n\nEn __tegra_channel_try_format(), dos rutas de error regresan directamente despu\u00e9s de que v4l2_subdev_call() falla, sin liberar el objeto \u2019sd_state\u2019 asignado. Esto viola el requisito y causa una fuga de memoria.\n\nSoluciona esto introduciendo una etiqueta de limpieza y usando sentencias goto en las rutas de error para asegurar que __v4l2_subdev_state_free() siempre sea llamado antes de que la funci\u00f3n regrese."}], "id": "CVE-2026-43162", "lastModified": "2026-11-11T20:10:00.273", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-05-06T12:16:34.280", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2dff8966a3a889dd9d248a7e15d963b4097efcc5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3ca2f09061736e72ef25eec2597d00f7f44094d3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/43e5302d22334f1183dec3e0d5d8007eefe2817c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/6c6f419fa9c44a4b7149b0292e01bff47308ba14"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ca921be7a1174d5d58b28f84b683c2c0079f18c5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d92e9a18f97a1d19d4c2ff81dcfbe43591f75b5a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: media: tegra-video: Fix memory leak in __tegra_channel_try_format()", "id": "2467134", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467134"}, "csaw": false, "cwe": "CWE-772", "details": ["A flaw was found in the Linux kernel's tegra-video driver. This vulnerability, a memory leak, occurs because certain error paths in the `__tegra_channel_try_format()` function fail to properly deallocate a state object. Over time, this can lead to increased memory consumption, potentially causing system instability or a Denial of Service (DoS)."], "name": "CVE-2026-43162", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-43162\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43162\nhttps://lore.kernel.org/linux-cve-announce/2026050632-CVE-2026-43162-7fcc@gregkh/T"]}

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