#VU116767 Out-of-bounds read in Linux kernel - CVE-2023-53640
Published: October 8, 2025 / Updated: October 26, 2025
Vulnerability identifier: #VU116767
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-2023-53640
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 tx_macro_put_dec_enum() function in sound/soc/codecs/lpass-tx-macro.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/75e5fab7db0cecb6e16b22c34608f0b40a4c7cd1
- https://git.kernel.org/stable/c/8d81d3b0ed3610d24191d24f8e9e20f6775f0cc5
- https://git.kernel.org/stable/c/8f1512d78b5de928f4616a871e77b58fd546e651
- https://git.kernel.org/stable/c/f5e61e3fe799ba2fda4320af23d26d28c3302045
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.5