5.5

CVE-2019-20422

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version < 5.3.4
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.43% 0.345
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NIST 2.1 3.9 2.9
AV:L/AC:L/Au:N/C:N/I:N/A:P
CWE-755 Improper Handling of Exceptional Conditions

The product does not handle or incorrectly handles an exceptional condition.

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.4
Vendor Advisory
Mailing List
https://github.com/torvalds/linux/commit/7b09c2d052db4b4ad0b27b97918b46a7746966fa
Patch
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200313-0003/