Medium severity4.7NVD Advisory· Published Feb 26, 2025· Updated Jun 17, 2026
CVE-2022-49637
CVE-2022-49637
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.
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Affected products
3Patches
Vulnerability mechanics
References
5- git.kernel.org/stable/c/190cd4ff128373271e065afb20f1d2247b3f10c3nvdPatch
- git.kernel.org/stable/c/418b191d5f223a8cb6cab09eae1f72c04ba6adf2nvdPatch
- git.kernel.org/stable/c/73318c4b7dbd0e781aaababff17376b2894745c0nvdPatch
- git.kernel.org/stable/c/7c1acd98fb221dc0d847451b9ab86319f8b9916cnvdPatch
- git.kernel.org/stable/c/9be8aac91960ea32fd0e874758c9afee665c57d2nvdPatch
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