VulnerabilityModified

CVE-2022-49585

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_fastopen_blackhole_timeout.

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: tcp: Fix data-races around sysctl_tcp_fastopen_blackhole_timeout. While reading sysctl_tcp_fastopen_blackhole_timeout, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.

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/021266ec640c7a4527e6cd4b7349a512b351de1dPatch
https://git.kernel.org/stable/c/0dc2f19d8c2636cebda7976b5ea40c6d69f0d891Patch
https://git.kernel.org/stable/c/8afa5604e295046c02b79ccf9e2bbbf8d969d60ePatch
https://git.kernel.org/stable/c/a77a75a0e7f397550ab039f96115103e78dd5c69Patch

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