CVE-2025-38218 — Linux vulnerability
67 documents8 sources
Severity
5.5MEDIUMNVD
OSV5.6OSV3.2
EPSS
0.0%
top 86.64%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJul 4
Latest updateMar 25
Description
In the Linux kernel, the following vulnerability has been resolved:
f2fs: fix to do sanity check on sit_bitmap_size
w/ below testcase, resize will generate a corrupted image which
contains inconsistent metadata, so when mounting such image, it
will trigger kernel panic:
touch img
truncate -s $((512*1024*1024*1024)) img
mkfs.f2fs -f img $((256*1024*1024))
resize.f2fs -s -i img -t $((1024*1024*1024))
mount img /mnt/f2fs
------------[ cut here ]------------
kernel BUG at fs/f2fs/segment.h:863!
…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages4 packages
▶CVEListV5linux/linux98e4da8ca301e062d79ae168c67e56f3c3de3ce4 — 82f51bff393e4c12cf4de553120ca831cfa4ef19+7
Also affects: Debian Linux 11.0