In the Linux kernel, the following vulnerability has been resolved: netfilter: xtnfacct: don't assume acct name is null-terminated BUG: KASAN: slab-out-of-bounds in .. lib/vsprintf.c:721 Read of size 1 at addr ffff88801eac95c8 by task syz-executor183/5851 [..] string+0x231/0x2b0 lib/vsprintf.c:721 vsnprintf+0x739/0xf00 lib/vsprintf.c:2874 [..] nfacctmtcheckentry+0xd2/0xe0 net/netfilter/xtnfacct.c:41 xtcheckmatch+0x3d1/0xab0 net/netfilter/xtables.c:523 nfnlacctfindget() handles non-null input, but the error printk relied on its presence.