CVE-2025-37739 — Out-of-bounds Read in Linux
Severity
7.1HIGHNVD
OSV8.8OSV3.2
EPSS
0.1%
top 79.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 1
Latest updateMar 25
Description
In the Linux kernel, the following vulnerability has been resolved:
f2fs: fix to avoid out-of-bounds access in f2fs_truncate_inode_blocks()
syzbot reports an UBSAN issue as below:
------------[ cut here ]------------
UBSAN: array-index-out-of-bounds in fs/f2fs/node.h:381:10
index 18446744073709550692 is out of range for type '__le32[5]' (aka 'unsigned int[5]')
CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted 6.14.0-rc3-syzkaller-00060-g6537cfb395f3 #0
Call Trace:
__dump_stack lib/dump_stack…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HExploitability: 1.8 | Impact: 5.2
Affected Packages8 packages
Also affects: Debian Linux 11.0