SB2025100871 - Out-of-bounds read in Linux kernel soc codecs
Published: October 8, 2025 Updated: October 26, 2025
Security Bulletin ID
SB2025100871
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2023-53640)
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 website.
References
- 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