CVE-2022-49597

In the Linux kernel, the following vulnerability has been resolved:

tcp: Fix data-races around sysctl_tcp_base_mss.

While reading sysctl_tcp_base_mss, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its readers.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.7 MEDIUM
LOCAL
HIGH
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
LinuxCNA
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
VendorProductVersion
linuxlinux_kernel
2.6.17 ≤
𝑥
< 5.4.208
linuxlinux_kernel
5.5 ≤
𝑥
< 5.10.134
linuxlinux_kernel
5.11 ≤
𝑥
< 5.15.58
linuxlinux_kernel
5.16 ≤
𝑥
< 5.18.15
linuxlinux_kernel
5.19:rc1
linuxlinux_kernel
5.19:rc2
linuxlinux_kernel
5.19:rc3
linuxlinux_kernel
5.19:rc4
linuxlinux_kernel
5.19:rc5
linuxlinux_kernel
5.19:rc6
linuxlinux_kernel
5.19:rc7
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.234-1
fixed
bookworm
6.1.123-1
fixed
bookworm (security)
6.1.128-1
fixed
trixie
6.12.12-1
fixed
sid
6.12.16-1
fixed
Common Weakness Enumeration
References
https://git.kernel.org/stable/c/30b73edc1d2459ba2c71cb58fbf84a1a6e640fbf
https://git.kernel.org/stable/c/4d7dea651b7fe0322be95054f64e3711afccc543
https://git.kernel.org/stable/c/514d2254c7b8aa2d257f5ffc79f0d96be2d6bfda
https://git.kernel.org/stable/c/88d78bc097cd8ebc6541e93316c9d9bf651b13e8
https://git.kernel.org/stable/c/9ca18116bc16ec31b9a3ce28ea1350badfa36128