CVE-2021-47394

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: unlink table before deleting it syzbot reports following UAF: BUG: KASAN: use-after-free in memcmp+0x18f/0x1c0 lib/string.c:955 nlastrcmp+0xf2/0x130 lib/nlattr.c:836 nfttablelookup.part.0+0x1a2/0x460...

CVE-2021-47394

CVE-2021-47394 is a Linux kernel vulnerability in the netfilter nf_tables path: unlinking a table before deleting it could allow a use-after-free. SYZKABAN reports a UAF in memcmp/nlattr/nft_table_lookup paths, with read-accesses occurring on lockless GETs after synchronize_rcu. The documented ro...

CVE-2021-47394 netfilter: nf_tables: unlink table before deleting it

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: unlink table before deleting it syzbot reports following UAF: BUG: KASAN: use-after-free in memcmp+0x18f/0x1c0 lib/string.c:955 nlastrcmp+0xf2/0x130 lib/nlattr.c:836 nfttablelookup.part.0+0x1a2/0x460...