CVE-2022-50328

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

jbd2: fix potential use-after-free in jbd2_fc_wait_bufs

In 'jbd2_fc_wait_bufs' use 'bh' after put buffer head reference count
which may lead to use-after-free.
So judge buffer if uptodate before put buffer head reference count.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
LinuxCNA
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 3%
VendorProductVersion
linuxlinux_kernel
𝑥
< 5.10.150
linuxlinux_kernel
5.11 ≤
𝑥
< 5.15.75
linuxlinux_kernel
5.16 ≤
𝑥
< 5.19.17
linuxlinux_kernel
6.0 ≤
𝑥
< 6.0.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.237-1
fixed
bookworm
6.1.148-1
fixed
bookworm (security)
6.1.147-1
fixed
trixie
6.12.43-1
fixed
trixie (security)
6.12.41-1
fixed
forky
6.16.3-1
fixed
sid
6.16.7-1
fixed
Common Weakness Enumeration
References
https://git.kernel.org/stable/c/1d4d16daec2a6689b6d3fbfc7d2078643adc6619
https://git.kernel.org/stable/c/243d1a5d505d0b0460c9af0ad56ed4a56ef0bebd
https://git.kernel.org/stable/c/2e6d9f381c1ed844531a577783fc352de7a44c8a
https://git.kernel.org/stable/c/d11d2ded293976a1a0d9d9471827a44dc9e3c63f
https://git.kernel.org/stable/c/effd9b3c029ecdd853a11933dcf857f5a7ca8c3d