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CVE-2019-20422

CVE-2019-20422

EPSS 0.4%
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.
Affected products
n/a · n/a

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References
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.4https://github.com/torvalds/linux/commit/7b09c2d052db4b4ad0b27b97918b46a7746966fahttps://security.netapp.com/advisory/ntap-20200313-0003/