Back to Database
Status published
Medium
CVE-2019-20422
In the Linux kernel before 5.3.4, fib6_rule_lookup in net/ipv6/ip6_fib.c mishandles...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2019-20422
Credits & Attribution
No credits recorded in the NVD database.
References
More from linux
View All →CVE-2022-48619
An issue was discovered in drivers/input/input.c in the Linux kernel...
Unknown
0
CVE-2022-48502
An issue was discovered in the Linux kernel before 6.2....
High
7.1
CVE-2022-48425
In the Linux kernel through 6.2.7, fs/ntfs3/inode.c has an invalid...
Unknown
0
CVE-2022-48424
In the Linux kernel before 6.1.3, fs/ntfs3/inode.c does not validate...
Unknown
0
CVE-2022-48423
In the Linux kernel before 6.1.3, fs/ntfs3/record.c does not validate...
Unknown
0
Affected Vendor
linux
View all reports →Affected Software
linux kernel
Vulnerable Versions:
0
Timeline
Official Publish:
January 27th, 2020
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.