Vulnerability in Linux
CVE-2022-49580
In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix a data-race around sysctl_fib_multipath_use_neigh. While reading sysctl_fib_multipath_use_neigh, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
Vulnerability class: Race Condition
EPSS: 0.002 (8.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions a6db4494d218c2e559173661ee972e048dc04fdd, 4.7, 0
- Linux Linux_kernel — versions 5.19
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2022-49580?
- CVE-2022-49580 is a medium-severity vulnerability in Linux, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 4.7/10. Published 2025-02-26.
- How severe is CVE-2022-49580?
- Medium severity. CVSS v3 base score is 4.7 out of 10.