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Status published
Unknown
CVE-2022-49637
ipv4: Fix a data-race around sysctl_fib_sync_mem.
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix a data-race around sysctl_fib_sync_mem. While reading sysctl_fib_sync_mem, it can be changed concurrently. So, we need to add READ_ONCE() to avoid a data-race.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/7c1acd98fb221dc0d847451b9ab86319f8b9916c
- https://git.kernel.org/stable/c/418b191d5f223a8cb6cab09eae1f72c04ba6adf2
- https://git.kernel.org/stable/c/9be8aac91960ea32fd0e874758c9afee665c57d2
- https://git.kernel.org/stable/c/190cd4ff128373271e065afb20f1d2247b3f10c3
- https://git.kernel.org/stable/c/73318c4b7dbd0e781aaababff17376b2894745c0
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Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
9ab948a91b2c2abc8e82845c0e61f4b1683e3a4f, 5.2, 0, 5.4.207, 5.10.132, 5.15.56, 5.18.13, 5.19
Timeline
Official Publish:
February 26th, 2025
Last Modified:
May 11th, 2026
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.