{"id":"DEBIAN-CVE-2022-50365","details":"In the Linux kernel, the following vulnerability has been resolved:  skbuff: Account for tail adjustment during pull operations  Extending the tail can have some unexpected side effects if a program uses a helper like BPF_FUNC_skb_pull_data to read partial content beyond the head skb headlen when all the skbs in the gso frag_list are linear with no head_frag -    kernel BUG at net/core/skbuff.c:4219!   pc : skb_segment+0xcf4/0xd2c   lr : skb_segment+0x63c/0xd2c   Call trace:    skb_segment+0xcf4/0xd2c    __udp_gso_segment+0xa4/0x544    udp4_ufo_fragment+0x184/0x1c0    inet_gso_segment+0x16c/0x3a4    skb_mac_gso_segment+0xd4/0x1b0    __skb_gso_segment+0xcc/0x12c    udp_rcv_segment+0x54/0x16c    udp_queue_rcv_skb+0x78/0x144    udp_unicast_rcv_skb+0x8c/0xa4    __udp4_lib_rcv+0x490/0x68c    udp_rcv+0x20/0x30    ip_protocol_deliver_rcu+0x1b0/0x33c    ip_local_deliver+0xd8/0x1f0    ip_rcv+0x98/0x1a4    deliver_ptype_list_skb+0x98/0x1ec    __netif_receive_skb_core+0x978/0xc60  Fix this by marking these skbs as GSO_DODGY so segmentation can handle the tail updates accordingly.","modified":"2026-09-01T16:05:34.930285304Z","published":"2025-09-17T15:15:35.343Z","upstream":["CVE-2022-50365"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-50365"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50365.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50365.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50365.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}