VulnerabilityModified

CVE-2022-49580

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix a data-race around sysctl_fib_multipath_use_neigh.

MEDIUM 4.7EPSS 0.18%

Does this matter?

Lower severity and a low EPSS score (0.18%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 3.1: 4.7 MEDIUMCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.18% probability · 8th percentile
CISA KEV: Not listed
Weakness: CWE-362
Affected: linux/linux kernel
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

References

https://git.kernel.org/stable/c/14e996577ed2799a1ed6ffeb71c76d63acb28444Patch
https://git.kernel.org/stable/c/6727f39e99e0f545d815edebb6c94228485427ecPatch
https://git.kernel.org/stable/c/87507bcb4f5de16bb419e9509d874f4db6c0ad0fPatch
https://git.kernel.org/stable/c/b8d345db03b4deffb4f04219a51d3b1e94171b76Patch
https://git.kernel.org/stable/c/e045d672ba06e1d35bacb56374d350de0ac99066Patch

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.