CVE-2022-49344

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Here we need to\nuse unix_recvq_full_lockless() instead of unix_recvq_full(), otherwise\nKCSAN will report a data-race."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/unix/af_unix.c"], "versions": [{"version": "7d267278a9ece963d77eefec61630223fce08c6c", "lessThan": "95f0ba806277733bf6024e23e27e1be773701cca", "status": "affected", "versionType": "git"}, {"version": "7d267278a9ece963d77eefec61630223fce08c6c", "lessThan": "556720013c36c193d9cbfb06e7b33e51f0c39fbf", "status": "affected", "versionType": "git"}, {"version": "7d267278a9ece963d77eefec61630223fce08c6c", "lessThan": "c61848500a3fd6867dfa4834b8c7f97133eceb9f", "status": "affected", "versionType": "git"}, {"version": "7d267278a9ece963d77eefec61630223fce08c6c", "lessThan": "c926ae58f24f7bd55aa2ea4add9f952032507913", "status": "affected", "versionType": "git"}, {"version": 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"status": "affected", "versionType": "semver"}, {"version": "3.18.26", "lessThan": "3.19", "status": "affected", "versionType": "semver"}, {"version": "4.1.15", "lessThan": "4.2", "status": "affected", "versionType": "semver"}, {"version": "4.2.8", "lessThan": "4.3", "status": "affected", "versionType": "semver"}, {"version": "4.3.3", "lessThan": "4.4", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/unix/af_unix.c"], "versions": [{"version": "4.4", "status": "affected"}, {"version": "0", "lessThan": "4.4", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.247", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.198", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.122", "lessThanOrEqual": "5.10.*", "status": 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"https://git.kernel.org/stable/c/c61848500a3fd6867dfa4834b8c7f97133eceb9f"}, {"url": "https://git.kernel.org/stable/c/c926ae58f24f7bd55aa2ea4add9f952032507913"}, {"url": "https://git.kernel.org/stable/c/71e8bfc7f838cabc60cba24e09ca84c4f8321ab2"}, {"url": "https://git.kernel.org/stable/c/8801eb3ccd2e4e3b1a01449383e3321ae6dbd9d6"}, {"url": "https://git.kernel.org/stable/c/662a80946ce13633ae90a55379f1346c10f0c432"}], "title": "af_unix: Fix a data-race in unix_dgram_peer_wake_me().", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2022-49344", "role": "CISA 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Here we need to\nuse unix_recvq_full_lockless() instead of unix_recvq_full(), otherwise\nKCSAN will report a data-race."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: af_unix: Se solucion\u00f3 una ejecuci\u00f3n de datos en unix_dgram_peer_wake_me(). unix_dgram_poll() llama a unix_dgram_peer_wake_me() sin el bloqueo de `other` y verifica si su cola de recepci\u00f3n est\u00e1 llena. Aqu\u00ed necesitamos usar unix_recvq_full_lockless() en lugar de unix_recvq_full(), de lo contrario KCSAN informar\u00e1 una ejecuci\u00f3n de datos."}], "id": "CVE-2022-49344", "lastModified": "2026-06-17T05:17:46.560", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-49344", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-10-01T19:42:59.516016Z", "version": "2.0.3"}}]}, "published": "2025-02-26T07:01:11.140", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/556720013c36c193d9cbfb06e7b33e51f0c39fbf"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/662a80946ce13633ae90a55379f1346c10f0c432"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/71e8bfc7f838cabc60cba24e09ca84c4f8321ab2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8801eb3ccd2e4e3b1a01449383e3321ae6dbd9d6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/95f0ba806277733bf6024e23e27e1be773701cca"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c61848500a3fd6867dfa4834b8c7f97133eceb9f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c926ae58f24f7bd55aa2ea4add9f952032507913"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-362"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-362"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2023:6583", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-362.8.1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-11-07T00:00:00Z"}, {"advisory": "RHSA-2023:6583", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-362.8.1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-11-07T00:00:00Z"}], "bugzilla": {"description": "kernel: af_unix: Fix a data-race in unix_dgram_peer_wake_me().", "id": "2347694", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2347694"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.7", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-362", "details": ["In the Linux kernel, the following vulnerability has been resolved:\naf_unix: Fix a data-race in unix_dgram_peer_wake_me().\nunix_dgram_poll() calls unix_dgram_peer_wake_me() without `other`'s\nlock held and check if its receive queue is full. Here we need to\nuse unix_recvq_full_lockless() instead of unix_recvq_full(), otherwise\nKCSAN will report a data-race."], "name": "CVE-2022-49344", "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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "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-2022-49344\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49344\nhttps://lore.kernel.org/linux-cve-announce/2025022641-CVE-2022-49344-2b3a@gregkh/T"], "threat_severity": "Moderate"}

{}