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782 B
CVE-2019-20422
Description
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.
POC
Reference
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.4
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.4
Github
No PoCs found on GitHub currently.