Beveiligingsadvies
CVE-2019-20422
CVE-kwetsbaarheidsdetails - eXtreme Datacenter Security Operations
Beschrijving
In the Linux kernel before 5.3.4, fib6_rule_lookup in net/ipv6/ip6_fib.c mishandles the RT6_LOOKUP_F_DST_NOREF flag in a reference-count decision, leading to (for example) a crash that was identified by syzkaller, aka CID-7b09c2d052db.