{"id":"CVE-2022-49497","summary":"net: remove two BUG() from skb_checksum_help()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: remove two BUG() from skb_checksum_help()\n\nI have a syzbot report that managed to get a crash in skb_checksum_help()\n\nIf syzbot can trigger these BUG(), it makes sense to replace\nthem with more friendly WARN_ON_ONCE() since skb_checksum_help()\ncan instead return an error code.\n\nNote that syzbot will still crash there, until real bug is fixed.","modified":"2026-03-20T12:24:35.273159Z","published":"2025-02-26T02:13:32.208Z","related":["SUSE-SU-2025:1176-1","SUSE-SU-2025:1241-1","SUSE-SU-2025:1293-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49497.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/312c43e98ed190bd8fd7a71a0addf9539d5b8ab1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6320ae1b5876c30bf98203b6a5abe8b5c45e6a04"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b1320c9a4d30ff54b824a8ad6036e0b5fb4c5e73"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d5281245f3502e960cb6b89348767b935379cee3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d7ea0d9df2a6265b2b180d17ebc64b38105968fc"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49497.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49497"},{"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":"a030847e9f0eed2a080f6114381c649a7aa43d25"},{"fixed":"312c43e98ed190bd8fd7a71a0addf9539d5b8ab1"},{"fixed":"6320ae1b5876c30bf98203b6a5abe8b5c45e6a04"},{"fixed":"d5281245f3502e960cb6b89348767b935379cee3"},{"fixed":"b1320c9a4d30ff54b824a8ad6036e0b5fb4c5e73"},{"fixed":"d7ea0d9df2a6265b2b180d17ebc64b38105968fc"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49497.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"}]}