{"id":"CVE-2022-49374","summary":"tipc: check attribute length for bearer name","details":"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.","modified":"2026-04-02T08:27:31.542149Z","published":"2025-02-26T02:11:15.127Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49374.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/292be63c382ce20673ee61dff1ee9ed4a3dcaae7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3af15272cde28fe5c8489174b8624e232c1775ec"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7f36f798f89bf32c0164049cb0e3fd1af613d0bb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8b91d0dfc839e67708c905648cd0e7507a2263e5"},{"type":"WEB","url":"https://git.kernel.org/stable/c/92a930fcf4250fe961f6238b99af0bc405799f39"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b8fac8e321044a9ac50f7185b4e9d91a7745e4b0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f07670871f4d19e613740eebe210e7e9ea535973"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49374.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49374"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"cb30a63384bc91d5da06e1cede1115f666a29271"},{"fixed":"f07670871f4d19e613740eebe210e7e9ea535973"},{"fixed":"8b91d0dfc839e67708c905648cd0e7507a2263e5"},{"fixed":"b8fac8e321044a9ac50f7185b4e9d91a7745e4b0"},{"fixed":"92a930fcf4250fe961f6238b99af0bc405799f39"},{"fixed":"292be63c382ce20673ee61dff1ee9ed4a3dcaae7"},{"fixed":"3af15272cde28fe5c8489174b8624e232c1775ec"},{"fixed":"7f36f798f89bf32c0164049cb0e3fd1af613d0bb"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49374.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}