#VU115908 Out-of-bounds read in Linux kernel - CVE-2023-53397
Published: September 19, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115908
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-2023-53397
CWE-ID: CWE-125
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 an out-of-bounds read error within the default_mismatch_handler() function in scripts/mod/modpost.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/02dc8e8bdbe4412cfcf17ee3873e63fa5a55b957
- https://git.kernel.org/stable/c/3a3f1e573a105328a2cca45a7cfbebabbf5e3192
- https://git.kernel.org/stable/c/5e0424cd8a44b5f480feb06753cdf4e1f248d148
- https://git.kernel.org/stable/c/7ee557590bac154d324de446d1cd0444988bd511
- https://git.kernel.org/stable/c/8b2e77050b91199453bf19d0517b047b7339a9e3
- https://git.kernel.org/stable/c/cade370efe2f9e2a79ea8587506ffe2b51ac6d2b
- https://git.kernel.org/stable/c/cb0cdca5c979bc34c27602e2039562932c2591a4
- https://git.kernel.org/stable/c/dd872d5576cc94528f427c7264c2c438928cc6d2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.39