{"cve":"CVE-2024-50258","nvd":{"published":"2024-11-09T11:15:11.413","modified":"2026-06-17T08:04:01.957","status":"Modified","description":"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->sk_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->len = 524288, mss_now = 8\n                // u16 tso_segs = 524288/8 = 65535 -> 0\n                tso_segs = DIV_ROUND_UP(skb->len, mss_now)\n    BUG_ON(!tso_segs)\nAdd check for the minimum value of gso_max_size and gso_ipv4_max_size.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-191"],"references":["https://git.kernel.org/stable/c/90c8482a5d9791259ba77bfdc1849fc5128b4be7","https://git.kernel.org/stable/c/9ab5cf19fb0e4680f95e506d6c544259bf1111c4","https://git.kernel.org/stable/c/ac5977001eee7660c643f8e07a2de9001990b7b8","https://git.kernel.org/stable/c/e72fd1389a5364bc6aa6312ecf30bdb5891b9486","https://git.kernel.org/stable/c/e9365368b483328639c03fc730448dccd5a25b6b"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:57:07.693694550+00:00"},"epss":{"cve":"CVE-2024-50258","score":0.00218,"percentile":0.12367,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}