{"id":"AZL-53333","summary":"CVE-2024-50258 affecting package kernel for versions less than 5.15.182.1-1","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":"2026-04-01T05:16:33.396531Z","published":"2024-11-09T11:15:11Z","upstream":["CVE-2024-50258"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50258"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.182.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-53333.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"}]}