medium4.7
CVE-2022-49637
In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix a data-race around sysctl_fib_sync_mem.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 5.2 before 5.4.207 from 5.5 before 5.10.132 from 5.11 before 5.15.56 from 5.16 before 5.18.13 Version 5.19 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/190cd4ff128373271e065afb20f1d2247b3f10c3
- https://git.kernel.org/stable/c/418b191d5f223a8cb6cab09eae1f72c04ba6adf2
- https://git.kernel.org/stable/c/73318c4b7dbd0e781aaababff17376b2894745c0
- https://git.kernel.org/stable/c/7c1acd98fb221dc0d847451b9ab86319f8b9916c
- https://git.kernel.org/stable/c/9be8aac91960ea32fd0e874758c9afee665c57d2