#VU112762 NULL pointer dereference in Linux kernel - CVE-2025-38328
Published: July 11, 2025
Vulnerability identifier: #VU112762
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-38328
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the jffs2_scan_medium() function in fs/jffs2/scan.c, within the jffs2_mark_erased_block() function in fs/jffs2/erase.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/042fa922c84b5080401bcd8897d4ac4919d15075
- https://git.kernel.org/stable/c/2b6d96503255a3ed676cd70f8368870c6d6a25c6
- https://git.kernel.org/stable/c/38d767fb4a7766ec2058f97787e4c6e8d10343d6
- https://git.kernel.org/stable/c/7e860296d7808de1db175c1eda29f94a2955dcc4
- https://git.kernel.org/stable/c/cd42ddddd70abc7127c12b96c8c85dbd080ea56f
- https://git.kernel.org/stable/c/d1b81776f337a9b997f797c70ac0a26d838a2168
- https://git.kernel.org/stable/c/d96e6451a8d0fe62492d4cc942d695772293c05a
- https://git.kernel.org/stable/c/f41c625328777f9ad572901ba0b0065bb9c9c1da