{"id":"CVE-2024-50258","summary":"net: fix crash when config small gso_max_size/gso_ipv4_max_size","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: fix crash when config small gso_max_size/gso_ipv4_max_size\n\nConfig a small gso_max_size/gso_ipv4_max_size will lead to an underflow\nin sk_dst_gso_max_size(), which may trigger a BUG_ON crash,\nbecause sk-\u003esk_gso_max_size would be much bigger than device limits.\nCall Trace:\ntcp_write_xmit\n    tso_segs = tcp_init_tso_segs(skb, mss_now);\n        tcp_set_skb_tso_segs\n            tcp_skb_pcount_set\n                // skb-\u003elen = 524288, mss_now = 8\n                // u16 tso_segs = 524288/8 = 65535 -\u003e 0\n                tso_segs = DIV_ROUND_UP(skb-\u003elen, mss_now)\n    BUG_ON(!tso_segs)\nAdd check for the minimum value of gso_max_size and gso_ipv4_max_size.","modified":"2026-04-16T04:32:10.135100753Z","published":"2024-11-09T10:15:11.311Z","related":["SUSE-SU-2025:0428-1","SUSE-SU-2025:0499-1","SUSE-SU-2025:0557-1","SUSE-SU-2025:0564-1","SUSE-SU-2025:20190-1","SUSE-SU-2025:20192-1","SUSE-SU-2025:20260-1","SUSE-SU-2025:20270-1","USN-7276-1","USN-7277-1","openSUSE-SU-2024:14500-1","openSUSE-SU-2025:14705-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50258.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/90c8482a5d9791259ba77bfdc1849fc5128b4be7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9ab5cf19fb0e4680f95e506d6c544259bf1111c4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ac5977001eee7660c643f8e07a2de9001990b7b8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e72fd1389a5364bc6aa6312ecf30bdb5891b9486"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e9365368b483328639c03fc730448dccd5a25b6b"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50258.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50258"},{"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":"46e6b992c2502b094e61da6994f1363f3b7c1413"},{"fixed":"90c8482a5d9791259ba77bfdc1849fc5128b4be7"},{"fixed":"e9365368b483328639c03fc730448dccd5a25b6b"},{"fixed":"ac5977001eee7660c643f8e07a2de9001990b7b8"},{"fixed":"e72fd1389a5364bc6aa6312ecf30bdb5891b9486"},{"fixed":"9ab5cf19fb0e4680f95e506d6c544259bf1111c4"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-50258.json"}}],"schema_version":"1.7.5"}