CVE-2022-49637
- Source
- https://cve.org/CVERecord?id=CVE-2022-49637
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49637.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2022-49637
- Downstream
- Published
- 2025-02-26T02:23:46Z
- Modified
- 2026-08-12T03:30:48Z
- Severity
-
- 4.7 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- ipv4: Fix a data-race around sysctl_fib_sync_mem.
- Details
-
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.
- Database specific
{ "cna_assigner": "Linux", "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49637.json" }- References
-
- 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
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49637.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-49637
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected packages
Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected ranges
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced9ab948a91b2c2abc8e82845c0e61f4b1683e3a4fFixed7c1acd98fb221dc0d847451b9ab86319f8b9916cFixed418b191d5f223a8cb6cab09eae1f72c04ba6adf2Fixed9be8aac91960ea32fd0e874758c9afee665c57d2Fixed190cd4ff128373271e065afb20f1d2247b3f10c3Fixed73318c4b7dbd0e781aaababff17376b2894745c0