CVE-2023-53569

EUVD-2025-32318
In the Linux kernel, the following vulnerability has been resolved:

ext2: Check block size validity during mount

Check that log of block size stored in the superblock has sensible
value. Otherwise the shift computing the block size can overflow leading
to undefined behavior.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 3%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
2.6.12.1 ≤
𝑥
< 4.14.316
linuxlinux_kernel
4.15 ≤
𝑥
< 4.19.284
linuxlinux_kernel
4.20 ≤
𝑥
< 5.4.244
linuxlinux_kernel
5.5 ≤
𝑥
< 5.10.181
linuxlinux_kernel
5.11 ≤
𝑥
< 5.15.113
linuxlinux_kernel
5.16 ≤
𝑥
< 6.1.30
linuxlinux_kernel
6.2 ≤
𝑥
< 6.3.4
linuxlinux_kernel
2.6.12
linuxlinux_kernel
2.6.12:rc2
linuxlinux_kernel
2.6.12:rc3
linuxlinux_kernel
2.6.12:rc4
linuxlinux_kernel
2.6.12:rc5
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.148-1
fixed
bookworm (security)
6.1.153-1
fixed
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.237-1
fixed
forky
6.16.9-1
fixed
sid
6.16.9-1
fixed
trixie
6.12.43-1
fixed
trixie (security)
6.12.48-1
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
kernel
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
kernel-debuginfo
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
kernel-debuginfo-common-aarch64
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
kernel-debuginfo-common-x86_64
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
kernel-devel
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
kernel-headers
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
kernel-livepatch-4.14.318-240.529
Amazon Linux 2
0:1.0-0.amzn2
fixed
kernel-tools
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
kernel-tools-debuginfo
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
kernel-tools-devel
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
perf
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
perf-debuginfo
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
python-perf
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed
python-perf-debuginfo
Amazon Linux 2
0:4.14.318-240.529.amzn2
fixed