{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-49374", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-02-26T02:08:31.556Z", "datePublished": "2025-02-26T02:11:15.127Z", "dateUpdated": "2026-05-11T18:58:27.302Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T18:58:27.302Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntipc: check attribute length for bearer name\n\nsyzbot reported uninit-value:\n=====================================================\nBUG: KMSAN: uninit-value in string_nocheck lib/vsprintf.c:644 [inline]\nBUG: KMSAN: uninit-value in string+0x4f9/0x6f0 lib/vsprintf.c:725\n string_nocheck lib/vsprintf.c:644 [inline]\n string+0x4f9/0x6f0 lib/vsprintf.c:725\n vsnprintf+0x2222/0x3650 lib/vsprintf.c:2806\n vprintk_store+0x537/0x2150 kernel/printk/printk.c:2158\n vprintk_emit+0x28b/0xab0 kernel/printk/printk.c:2256\n vprintk_default+0x86/0xa0 kernel/printk/printk.c:2283\n vprintk+0x15f/0x180 kernel/printk/printk_safe.c:50\n _printk+0x18d/0x1cf kernel/printk/printk.c:2293\n tipc_enable_bearer net/tipc/bearer.c:371 [inline]\n __tipc_nl_bearer_enable+0x2022/0x22a0 net/tipc/bearer.c:1033\n tipc_nl_bearer_enable+0x6c/0xb0 net/tipc/bearer.c:1042\n genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline]\n\n- Do sanity check the attribute length for TIPC_NLA_BEARER_NAME.\n- Do not use 'illegal name' in printing message."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/tipc/bearer.c"], "versions": [{"version": "cb30a63384bc91d5da06e1cede1115f666a29271", "lessThan": "f07670871f4d19e613740eebe210e7e9ea535973", "status": "affected", 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"https://git.kernel.org/stable/c/7f36f798f89bf32c0164049cb0e3fd1af613d0bb"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntipc: check attribute length for bearer name\n\nsyzbot reported uninit-value:\n=====================================================\nBUG: KMSAN: uninit-value in string_nocheck lib/vsprintf.c:644 [inline]\nBUG: KMSAN: uninit-value in string+0x4f9/0x6f0 lib/vsprintf.c:725\n string_nocheck lib/vsprintf.c:644 [inline]\n string+0x4f9/0x6f0 lib/vsprintf.c:725\n vsnprintf+0x2222/0x3650 lib/vsprintf.c:2806\n vprintk_store+0x537/0x2150 kernel/printk/printk.c:2158\n vprintk_emit+0x28b/0xab0 kernel/printk/printk.c:2256\n vprintk_default+0x86/0xa0 kernel/printk/printk.c:2283\n vprintk+0x15f/0x180 kernel/printk/printk_safe.c:50\n _printk+0x18d/0x1cf kernel/printk/printk.c:2293\n tipc_enable_bearer net/tipc/bearer.c:371 [inline]\n __tipc_nl_bearer_enable+0x2022/0x22a0 net/tipc/bearer.c:1033\n tipc_nl_bearer_enable+0x6c/0xb0 net/tipc/bearer.c:1042\n genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline]\n\n- Do sanity check the attribute length for TIPC_NLA_BEARER_NAME.\n- Do not use 'illegal name' in printing message."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.19.247", "versionStartIncluding": "4.17"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.4.198", "versionStartIncluding": "4.17"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.122", "versionStartIncluding": "4.17"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.15.47", "versionStartIncluding": "4.17"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", 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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "1D618A3C-AEC5-4520-BBDB-002AC8CA3FED", "versionEndExcluding": "4.19.247", "versionStartIncluding": "4.17", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "3EC49633-14DE-4EBD-BB80-76AE2E3EABB9", "versionEndExcluding": "5.4.198", "versionStartIncluding": "4.20", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "1B42AA01-44D8-4572-95E6-FF8E374CF9C5", "versionEndExcluding": "5.10.122", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "FC042EE3-4864-4325-BE0B-4BCDBF11AA61", "versionEndExcluding": "5.15.47", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "53E7AA2E-2FB4-45CA-A22B-08B4EDBB51AD", "versionEndExcluding": "5.17.15", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "FA6D643C-6D6A-4821-8A8D-B5776B8F0103", "versionEndExcluding": "5.18.4", "versionStartIncluding": "5.18", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntipc: check attribute length for bearer name\n\nsyzbot reported uninit-value:\n=====================================================\nBUG: KMSAN: uninit-value in string_nocheck lib/vsprintf.c:644 [inline]\nBUG: KMSAN: uninit-value in string+0x4f9/0x6f0 lib/vsprintf.c:725\n string_nocheck lib/vsprintf.c:644 [inline]\n string+0x4f9/0x6f0 lib/vsprintf.c:725\n vsnprintf+0x2222/0x3650 lib/vsprintf.c:2806\n vprintk_store+0x537/0x2150 kernel/printk/printk.c:2158\n vprintk_emit+0x28b/0xab0 kernel/printk/printk.c:2256\n vprintk_default+0x86/0xa0 kernel/printk/printk.c:2283\n vprintk+0x15f/0x180 kernel/printk/printk_safe.c:50\n _printk+0x18d/0x1cf kernel/printk/printk.c:2293\n tipc_enable_bearer net/tipc/bearer.c:371 [inline]\n __tipc_nl_bearer_enable+0x2022/0x22a0 net/tipc/bearer.c:1033\n tipc_nl_bearer_enable+0x6c/0xb0 net/tipc/bearer.c:1042\n genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline]\n\n- Do sanity check the attribute length for TIPC_NLA_BEARER_NAME.\n- Do not use 'illegal name' in printing message."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: tipc: comprobar la longitud del atributo para el nombre del portador syzbot inform\u00f3 de un valor no inicializado: ======================================================== ERROR: KMSAN: uninit-value in string+0x4f9/0x6f0 lib/vsprintf.c:725 string_nocheck lib/vsprintf.c:644 [inline] string+0x4f9/0x6f0 lib/vsprintf.c:725 vsnprintf+0x2222/0x3650 lib/vsprintf.c:2806 vprintk_store+0x537/0x2150 kernel/printk/printk.c:2158 vprintk_emit+0x28b/0xab0 kernel/printk/printk.c:2256 vprintk_default+0x86/0xa0 kernel/printk/printk.c:2283 vprintk+0x15f/0x180 kernel/printk/printk_safe.c:50 _printk+0x18d/0x1cf kernel/printk/printk.c:2293 tipc_enable_bearer net/tipc/bearer.c:371 [inline] __tipc_nl_bearer_enable+0x2022/0x22a0 net/tipc/bearer.c:1033 tipc_nl_bearer_enable+0x6c/0xb0 net/tipc/bearer.c:1042 genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline] - Do sanity check the attribute length for TIPC_NLA_BEARER_NAME. - Do not use 'illegal name' in printing message. "}], "id": "CVE-2022-49374", "lastModified": "2025-10-01T20:16:14.503", "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"}, {"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": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2025-02-26T07:01:14.060", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/292be63c382ce20673ee61dff1ee9ed4a3dcaae7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3af15272cde28fe5c8489174b8624e232c1775ec"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7f36f798f89bf32c0164049cb0e3fd1af613d0bb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8b91d0dfc839e67708c905648cd0e7507a2263e5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/92a930fcf4250fe961f6238b99af0bc405799f39"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b8fac8e321044a9ac50f7185b4e9d91a7745e4b0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f07670871f4d19e613740eebe210e7e9ea535973"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-908"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-908"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2022:7683", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-425.3.1.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-11-08T00:00:00Z"}, {"advisory": "RHSA-2022:8267", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-162.6.1.el9_1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2022-11-15T00:00:00Z"}, {"advisory": "RHSA-2022:8267", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-162.6.1.el9_1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2022-11-15T00:00:00Z"}], "bugzilla": {"description": "kernel: tipc: check attribute length for bearer name", "id": "2347724", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2347724"}, "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": "verified"}, "cwe": "CWE-908", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ntipc: check attribute length for bearer name\nsyzbot reported uninit-value:\n=====================================================\nBUG: KMSAN: uninit-value in string_nocheck lib/vsprintf.c:644 [inline]\nBUG: KMSAN: uninit-value in string+0x4f9/0x6f0 lib/vsprintf.c:725\nstring_nocheck lib/vsprintf.c:644 [inline]\nstring+0x4f9/0x6f0 lib/vsprintf.c:725\nvsnprintf+0x2222/0x3650 lib/vsprintf.c:2806\nvprintk_store+0x537/0x2150 kernel/printk/printk.c:2158\nvprintk_emit+0x28b/0xab0 kernel/printk/printk.c:2256\nvprintk_default+0x86/0xa0 kernel/printk/printk.c:2283\nvprintk+0x15f/0x180 kernel/printk/printk_safe.c:50\n_printk+0x18d/0x1cf kernel/printk/printk.c:2293\ntipc_enable_bearer net/tipc/bearer.c:371 [inline]\n__tipc_nl_bearer_enable+0x2022/0x22a0 net/tipc/bearer.c:1033\ntipc_nl_bearer_enable+0x6c/0xb0 net/tipc/bearer.c:1042\ngenl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline]\n- Do sanity check the attribute length for TIPC_NLA_BEARER_NAME.\n- Do not use 'illegal name' in printing message."], "name": "CVE-2022-49374", "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": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "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-2022-49374\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49374\nhttps://lore.kernel.org/linux-cve-announce/2025022646-CVE-2022-49374-22a3@gregkh/T"], "threat_severity": "Low"}

{}