PT-2025-40770 · Linux+3 · Linux Kernel+3

Published 2021-11-09 · Updated 2025-12-04 · CVE-2023-53607

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.1.21-1-lts #1

Description A flaw exists in the Linux kernel's ALSA subsystem, specifically within the ymfpci driver. A BUG ON condition in the snd ymfpci create function did not properly account for the aligned size of the snd dma buffer.bytes field, leading to a kernel warning and potential issues. This issue occurs during the probing of the device.

Recommendations Update to Linux kernel version 6.1.21-1-lts #1 or a later version to address this issue.

Exploit

Fix

Buffer Overflow

Assertion Failure

Weakness Enumeration

CWE-119

CWE-120

CWE-617

Related Identifiers

ALSA-2025_16880

BDU:2026-04335

CESA-2021_4356

CESA-2023_7077

CVE-2023-53607

RHSA-2021:4356

RHSA-2021_4356

RHSA-2023:6583

RHSA-2023:7077

RHSA-2023_6583

RHSA-2023_7077

SUSE-SU-2025:4111-1

SUSE-SU-2025:4139-1

SUSE-SU-2025:4149-1

SUSE-SU-2025:4320-1

Affected Products

Centos

Linux Kernel

Red Hat

Suse

References · 456

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53607.json · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-53607 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4149-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4111-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4139-1 · Vendor Advisory
• https://git.kernel.org/stable/c/32b9bd7cfc2e2d92d595386add4e111b232b351f · Patch
• https://ubuntu.com/security/CVE-2023-53607 · Vendor Advisory
• https://git.kernel.org/stable/c/d0217b09910c081b6471181345ea5b24025edf51 · Patch
• https://git.kernel.org/stable/c/96e34c88000febc83e41aa7db0b0a41676314818 · Patch
• https://git.kernel.org/stable/c/81d2a7e93c8322ca6b858f6736d7fc3d034e6c23 · Patch
• https://bdu.fstec.ru/vul/2026-04335 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-53607 · Security Note
• https://osv.dev/vulnerability/BELL-CVE-2023-53607 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-53607 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53607 · Vendor Advisory