{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-49254", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-02-26T01:49:39.295Z", "datePublished": "2025-02-26T01:56:09.619Z", "dateUpdated": "2026-05-11T18:56:09.147Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T18:56:09.147Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: ti-vpe: cal: Fix a NULL pointer dereference in cal_ctx_v4l2_init_formats()\n\nIn cal_ctx_v4l2_init_formats(), devm_kzalloc() is assigned to\nctx->active_fmt and there is a dereference of it after that, which could\nlead to NULL pointer dereference on failure of devm_kzalloc().\n\nFix this bug by adding a NULL check of ctx->active_fmt.\n\nThis bug was found by a static analyzer.\n\nBuilds with 'make allyesconfig' show no new warnings, and our static\nanalyzer no longer warns about this code."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/platform/ti-vpe/cal-video.c"], "versions": [{"version": "7168155002cf7aadbfaa14a28f037c880a214764", "lessThan": "aa613ac270292e102503e9767882e39200efe608", "status": "affected", "versionType": "git"}, {"version": "7168155002cf7aadbfaa14a28f037c880a214764", "lessThan": "91e2805579ab0783eed53acc2bf9fb553e939004", "status": "affected", "versionType": "git"}, {"version": "7168155002cf7aadbfaa14a28f037c880a214764", "lessThan": "1381f1a629a090c251965edb56f849ad648414a4", "status": "affected", "versionType": "git"}, {"version": "7168155002cf7aadbfaa14a28f037c880a214764", "lessThan": "abd77889851d2ead0d0c9c4d29f1808801477b00", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/platform/ti-vpe/cal-video.c"], "versions": [{"version": "5.12", "status": "affected"}, {"version": "0", "lessThan": "5.12", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.33", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.16.19", "lessThanOrEqual": "5.16.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.17.2", "lessThanOrEqual": "5.17.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.18", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "5.15.33"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "5.16.19"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "5.17.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "5.18"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/aa613ac270292e102503e9767882e39200efe608"}, {"url": "https://git.kernel.org/stable/c/91e2805579ab0783eed53acc2bf9fb553e939004"}, {"url": "https://git.kernel.org/stable/c/1381f1a629a090c251965edb56f849ad648414a4"}, {"url": "https://git.kernel.org/stable/c/abd77889851d2ead0d0c9c4d29f1808801477b00"}], "title": "media: ti-vpe: cal: Fix a NULL pointer dereference in cal_ctx_v4l2_init_formats()", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "02AF1052-DC50-47B3-B1DE-638E4BBDCCD1", "versionEndExcluding": "5.15.33", "versionStartIncluding": "5.12", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "20C43679-0439-405A-B97F-685BEE50613B", "versionEndExcluding": "5.16.19", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "210C679C-CF84-44A3-8939-E629C87E54BF", "versionEndExcluding": "5.17.2", "versionStartIncluding": "5.17", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: ti-vpe: cal: Fix a NULL pointer dereference in cal_ctx_v4l2_init_formats()\n\nIn cal_ctx_v4l2_init_formats(), devm_kzalloc() is assigned to\nctx->active_fmt and there is a dereference of it after that, which could\nlead to NULL pointer dereference on failure of devm_kzalloc().\n\nFix this bug by adding a NULL check of ctx->active_fmt.\n\nThis bug was found by a static analyzer.\n\nBuilds with 'make allyesconfig' show no new warnings, and our static\nanalyzer no longer warns about this code."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: media: ti-vpe: cal: Se corrige una desreferencia de puntero NULL en cal_ctx_v4l2_init_formats() En cal_ctx_v4l2_init_formats(), devm_kzalloc() se asigna a ctx->active_fmt y hay una desreferencia de este despu\u00e9s de eso, lo que podr\u00eda provocar una desreferencia de puntero NULL en caso de fallo de devm_kzalloc(). Corrija este error agregando una comprobaci\u00f3n NULL de ctx->active_fmt. Este error fue encontrado por un analizador est\u00e1tico. Las compilaciones con 'make allyesconfig' no muestran nuevas advertencias y nuestro analizador est\u00e1tico ya no advierte sobre este c\u00f3digo."}], "id": "CVE-2022-49254", "lastModified": "2025-09-22T20:55:41.347", "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": "2025-02-26T07:01:02.300", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1381f1a629a090c251965edb56f849ad648414a4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/91e2805579ab0783eed53acc2bf9fb553e939004"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/aa613ac270292e102503e9767882e39200efe608"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/abd77889851d2ead0d0c9c4d29f1808801477b00"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: media: ti-vpe: cal: Fix a NULL pointer dereference in cal_ctx_v4l2_init_formats()", "id": "2347984", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2347984"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nmedia: ti-vpe: cal: Fix a NULL pointer dereference in cal_ctx_v4l2_init_formats()\nIn cal_ctx_v4l2_init_formats(), devm_kzalloc() is assigned to\nctx->active_fmt and there is a dereference of it after that, which could\nlead to NULL pointer dereference on failure of devm_kzalloc().\nFix this bug by adding a NULL check of ctx->active_fmt.\nThis bug was found by a static analyzer.\nBuilds with 'make allyesconfig' show no new warnings, and our static\nanalyzer no longer warns about this code."], "name": "CVE-2022-49254", "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": "2025-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49254\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49254\nhttps://lore.kernel.org/linux-cve-announce/2025022627-CVE-2022-49254-ea38@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-07-12T22:09:25.568423+00:00", "updated": "2025-07-12T22:09:25.568499+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}