CVE-2019-20422

The CVE-2019-20422 issue affects the Linux kernel prior to 5.3.4, where fib6_rule_lookup in net/ipv6/ip6_fib.c mishandles the RT6_LOOKUP_F_DST_NOREF flag in a reference-count decision, potentially causing a crash identified by syzkaller (CID-7b09c2d052db). The vulnerability arises from incorrect ...

CVE-2019-20422

In the Linux kernel before 5.3.4, fib6rulelookup in net/ipv6/ip6fib.c mishandles the RT6LOOKUPFDSTNOREF flag in a reference-count decision, leading to for example a crash that was identified by syzkaller, aka CID-7b09c2d052db...