{"id":"CVE-2022-49374","state":"PUBLISHED","title":"tipc: check attribute length for bearer name","description":"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.","publishedAt":"2025-02-26T02:11:15.127Z","updatedAt":"2026-05-11T18:58:27.302Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"f07670871f4d19e613740eebe210e7e9ea535973","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"8b91d0dfc839e67708c905648cd0e7507a2263e5","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"b8fac8e321044a9ac50f7185b4e9d91a7745e4b0","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"92a930fcf4250fe961f6238b99af0bc405799f39","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"292be63c382ce20673ee61dff1ee9ed4a3dcaae7","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"3af15272cde28fe5c8489174b8624e232c1775ec","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"7f36f798f89bf32c0164049cb0e3fd1af613d0bb","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/tipc/bearer.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.17","versionType":"semver"},{"version":"4.19.247","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.198","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.122","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.47","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.15","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.4","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/tipc/bearer.c"]}],"references":["https://git.kernel.org/stable/c/f07670871f4d19e613740eebe210e7e9ea535973","https://git.kernel.org/stable/c/8b91d0dfc839e67708c905648cd0e7507a2263e5","https://git.kernel.org/stable/c/b8fac8e321044a9ac50f7185b4e9d91a7745e4b0","https://git.kernel.org/stable/c/92a930fcf4250fe961f6238b99af0bc405799f39","https://git.kernel.org/stable/c/292be63c382ce20673ee61dff1ee9ed4a3dcaae7","https://git.kernel.org/stable/c/3af15272cde28fe5c8489174b8624e232c1775ec","https://git.kernel.org/stable/c/7f36f798f89bf32c0164049cb0e3fd1af613d0bb"],"weaknesses":["CWE-908"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49374.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49374","state":"PUBLISHED","datePublished":"2025-02-26T02:11:15.127Z","dateUpdated":"2026-05-11T18:58:27.302Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:08:31.556Z"},"containers":{"cna":{"title":"tipc: check attribute length for bearer name","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":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"f07670871f4d19e613740eebe210e7e9ea535973","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"8b91d0dfc839e67708c905648cd0e7507a2263e5","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"b8fac8e321044a9ac50f7185b4e9d91a7745e4b0","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"92a930fcf4250fe961f6238b99af0bc405799f39","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"292be63c382ce20673ee61dff1ee9ed4a3dcaae7","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"3af15272cde28fe5c8489174b8624e232c1775ec","versionType":"git"},{"version":"cb30a63384bc91d5da06e1cede1115f666a29271","status":"affected","lessThan":"7f36f798f89bf32c0164049cb0e3fd1af613d0bb","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/tipc/bearer.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.17","versionType":"semver"},{"version":"4.19.247","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.198","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.122","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.47","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.15","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.4","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/tipc/bearer.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f07670871f4d19e613740eebe210e7e9ea535973"},{"url":"https://git.kernel.org/stable/c/8b91d0dfc839e67708c905648cd0e7507a2263e5"},{"url":"https://git.kernel.org/stable/c/b8fac8e321044a9ac50f7185b4e9d91a7745e4b0"},{"url":"https://git.kernel.org/stable/c/92a930fcf4250fe961f6238b99af0bc405799f39"},{"url":"https://git.kernel.org/stable/c/292be63c382ce20673ee61dff1ee9ed4a3dcaae7"},{"url":"https://git.kernel.org/stable/c/3af15272cde28fe5c8489174b8624e232c1775ec"},{"url":"https://git.kernel.org/stable/c/7f36f798f89bf32c0164049cb0e3fd1af613d0bb"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T18:58:27.302Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"4.19.247"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"5.4.198"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"5.10.122"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"5.15.47"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"5.17.15"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"5.18.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"5.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2022-49374","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:42:07.000378Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-908","lang":"en","type":"CWE","description":"CWE-908 Use of Uninitialized Resource"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T19:46:52.564Z"}}]}}}