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CVE-2023-53400

MEDIUM

5.5

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fix Oops by 9.1 surround channel names get_line_out_pfx() may trigger an Oops by overflowing the static array with more than 8 channels. This was reported for MacBookPro 12,1 with Cirrus codec. As a workaround, extend for the 9.1 channels and also fix the potential Oops by unifying the code paths accessing the same array with the proper size check.

CVE Details

CVSS v3.1 Score5.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published9/18/2025

Last Modified1/14/2026

Sourcenvd

Honeypot Sightings0

Affected Products

linux:linux_kernel

References

https://git.kernel.org/stable/c/082dcd51667b29097500c824c37f24da997a6a8a(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/3b44ec8c5c44790a82f07e90db45643c762878c6(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/4ef155ddf9578bf035964d58739fdcd7dd44b4a4(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/546b1f5f45a355ae0d3a8041cdaca597dfcac825(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/b5694aae4c2d9a288bafce7d38f122769e0428e6(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/dc8c569d59f17b17d7bca4f68c36bd571659921e(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/e8c7d7c43d5edd20e518fe1dfb2371d1fe6e8bb8(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/fcf637461019e9a5a0c12fc5c42a9db1779b0634(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

IOC Correlations

No correlations recorded

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