{"id":"DEBIAN-CVE-2022-48691","details":"In the Linux kernel, the following vulnerability has been resolved:  netfilter: nf_tables: clean up hook list when offload flags check fails  splice back the hook list so nft_chain_release_hook() has a chance to release the hooks.  BUG: memory leak unreferenced object 0xffff88810180b100 (size 96):   comm \"syz-executor133\", pid 3619, jiffies 4294945714 (age 12.690s)   hex dump (first 32 bytes):     28 64 23 02 81 88 ff ff 28 64 23 02 81 88 ff ff  (d#.....(d#.....     90 a8 aa 83 ff ff ff ff 00 00 b5 0f 81 88 ff ff  ................   backtrace:     [\u003cffffffff83a8c59b\u003e] kmalloc include/linux/slab.h:600 [inline]     [\u003cffffffff83a8c59b\u003e] nft_netdev_hook_alloc+0x3b/0xc0 net/netfilter/nf_tables_api.c:1901     [\u003cffffffff83a9239a\u003e] nft_chain_parse_netdev net/netfilter/nf_tables_api.c:1998 [inline]     [\u003cffffffff83a9239a\u003e] nft_chain_parse_hook+0x33a/0x530 net/netfilter/nf_tables_api.c:2073     [\u003cffffffff83a9b14b\u003e] nf_tables_addchain.constprop.0+0x10b/0x950 net/netfilter/nf_tables_api.c:2218     [\u003cffffffff83a9c41b\u003e] nf_tables_newchain+0xa8b/0xc60 net/netfilter/nf_tables_api.c:2593     [\u003cffffffff83a3d6a6\u003e] nfnetlink_rcv_batch+0xa46/0xd20 net/netfilter/nfnetlink.c:517     [\u003cffffffff83a3db79\u003e] nfnetlink_rcv_skb_batch net/netfilter/nfnetlink.c:638 [inline]     [\u003cffffffff83a3db79\u003e] nfnetlink_rcv+0x1f9/0x220 net/netfilter/nfnetlink.c:656     [\u003cffffffff83a13b17\u003e] netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]     [\u003cffffffff83a13b17\u003e] netlink_unicast+0x397/0x4c0 net/netlink/af_netlink.c:1345     [\u003cffffffff83a13fd6\u003e] netlink_sendmsg+0x396/0x710 net/netlink/af_netlink.c:1921     [\u003cffffffff83865ab6\u003e] sock_sendmsg_nosec net/socket.c:714 [inline]     [\u003cffffffff83865ab6\u003e] sock_sendmsg+0x56/0x80 net/socket.c:734     [\u003cffffffff8386601c\u003e] ____sys_sendmsg+0x36c/0x390 net/socket.c:2482     [\u003cffffffff8386a918\u003e] ___sys_sendmsg+0xa8/0x110 net/socket.c:2536     [\u003cffffffff8386aaa8\u003e] __sys_sendmsg+0x88/0x100 net/socket.c:2565     [\u003cffffffff845e5955\u003e] do_syscall_x64 arch/x86/entry/common.c:50 [inline]     [\u003cffffffff845e5955\u003e] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80     [\u003cffffffff84800087\u003e] entry_SYSCALL_64_after_hwframe+0x63/0xcd","modified":"2026-09-01T16:05:28.716167348Z","published":"2024-05-03T15:15:07.887Z","upstream":["CVE-2022-48691"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-48691"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.19.11-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-48691.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.19.11-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-48691.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.19.11-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-48691.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"}]}