VulnerabilityModified

CVE-2022-49594

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

MEDIUM 4.7EPSS 0.19%

Does this matter?

Lower severity and a low EPSS score (0.19%). Track it; it rarely justifies an emergency change on its own.

Description

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_mtu_probe_floor. While reading sysctl_tcp_mtu_probe_floor, 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: 0.19% probability · 9th 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/033963b220633ed1602d458e7e4ac06afa9fefb2Patch
https://git.kernel.org/stable/c/8e92d4423615a5257d0d871fc067aa561f597debPatch
https://git.kernel.org/stable/c/cc36c37f5fe066c4708e623ead96dc8f57224bf5Patch
https://git.kernel.org/stable/c/d5bece4df6090395f891110ef52a6f82d16685dbPatch
https://git.kernel.org/stable/c/e2ecbf3f0aa88277d43908c53b99399d55729ff9Patch

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