{"id":"DEBIAN-CVE-2022-49207","details":"In the Linux kernel, the following vulnerability has been resolved:  bpf, sockmap: Fix memleak in sk_psock_queue_msg  If tcp_bpf_sendmsg is running during a tear down operation we may enqueue data on the ingress msg queue while tear down is trying to free it.   sk1 (redirect sk2)                         sk2  -------------------                      --------------- tcp_bpf_sendmsg()  tcp_bpf_send_verdict()   tcp_bpf_sendmsg_redir()    bpf_tcp_ingress()                                           sock_map_close()                                            lock_sock()     lock_sock() ... blocking                                            sk_psock_stop                                             sk_psock_clear_state(psock, SK_PSOCK_TX_ENABLED);                                            release_sock(sk);     lock_sock()     sk_mem_charge()     get_page()     sk_psock_queue_msg()      sk_psock_test_state(psock, SK_PSOCK_TX_ENABLED);       drop_sk_msg()     release_sock()  While drop_sk_msg(), the msg has charged memory form sk by sk_mem_charge and has sg pages need to put. To fix we use sk_msg_free() and then kfee() msg.  This issue can cause the following info: WARNING: CPU: 0 PID: 9202 at net/core/stream.c:205 sk_stream_kill_queues+0xc8/0xe0 Call Trace:  \u003cIRQ\u003e  inet_csk_destroy_sock+0x55/0x110  tcp_rcv_state_process+0xe5f/0xe90  ? sk_filter_trim_cap+0x10d/0x230  ? tcp_v4_do_rcv+0x161/0x250  tcp_v4_do_rcv+0x161/0x250  tcp_v4_rcv+0xc3a/0xce0  ip_protocol_deliver_rcu+0x3d/0x230  ip_local_deliver_finish+0x54/0x60  ip_local_deliver+0xfd/0x110  ? ip_protocol_deliver_rcu+0x230/0x230  ip_rcv+0xd6/0x100  ? ip_local_deliver+0x110/0x110  __netif_receive_skb_one_core+0x85/0xa0  process_backlog+0xa4/0x160  __napi_poll+0x29/0x1b0  net_rx_action+0x287/0x300  __do_softirq+0xff/0x2fc  do_softirq+0x79/0x90  \u003c/IRQ\u003e  WARNING: CPU: 0 PID: 531 at net/ipv4/af_inet.c:154 inet_sock_destruct+0x175/0x1b0 Call Trace:  \u003cTASK\u003e  __sk_destruct+0x24/0x1f0  sk_psock_destroy+0x19b/0x1c0  process_one_work+0x1b3/0x3c0  ? process_one_work+0x3c0/0x3c0  worker_thread+0x30/0x350  ? process_one_work+0x3c0/0x3c0  kthread+0xe6/0x110  ? kthread_complete_and_exit+0x20/0x20  ret_from_fork+0x22/0x30  \u003c/TASK\u003e","modified":"2026-08-27T23:04:23.457420787Z","published":"2025-02-26T07:00:57.817Z","upstream":["CVE-2022-49207"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-49207"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.17.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49207.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.17.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49207.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.17.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49207.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"}]}