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.
References
Link | Resource |
---|---|
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.4 | Mailing List Vendor Advisory |
https://github.com/torvalds/linux/commit/7b09c2d052db4b4ad0b27b97918b46a7746966fa | Patch Third Party Advisory |
https://security.netapp.com/advisory/ntap-20200313-0003/ |
Configurations
History
No history.
Information
Published : 2020-01-27 05:15
Updated : 2020-03-13 10:15
NVD link : CVE-2019-20422
Mitre link : CVE-2019-20422
CVE.ORG link : CVE-2019-20422
JSON object : View
Products Affected
linux
- linux_kernel
CWE
CWE-755
Improper Handling of Exceptional Conditions