VulnerabilityModified

CVE-2022-49577

In the Linux kernel, the following vulnerability has been resolved: udp: Fix a data-race around sysctl_udp_l3mdev_accept.

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: udp: Fix a data-race around sysctl_udp_l3mdev_accept. While reading sysctl_udp_l3mdev_accept, 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/3d72bb4188c708bb16758c60822fc4dda7a95174Patch
https://git.kernel.org/stable/c/3f2ac2d6511bb0652abf4d7388d65bb9ff1c641cPatch
https://git.kernel.org/stable/c/cb0d28934ca10f99c47e2c6f451405d6c954fe48Patch
https://git.kernel.org/stable/c/f39b03bd727a8fea62e82f10fe2e0d753b9930ffPatch
https://git.kernel.org/stable/c/fcaef69c79ec222e55643e666b80b221e70fa6a8Patch

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