PT-2025-54033 · Linux · Linux Kernel

Published

2023-08-09

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Updated

2026-03-24

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CVE-2023-54204

CVSS v2.0

5.2

Medium

VectorAV:A/AC:L/Au:S/C:P/I:P/A:P
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description The mmc add host() function may return an error, and failing to check this return value can lead to a memory leak in mmc alloc host() and a null pointer dereference when calling mmc remove host() within the spmmc drv remove() function. The issue occurs during device removal. The fix involves checking the return value of mmc add host() and improving error handling in spmmc drv probe() to ensure proper cleanup.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Unchecked Return Value

Weakness Enumeration

Related Identifiers

BDU:2026-01201
CVE-2023-54204
SUSE-SU-2026:0278-1
SUSE-SU-2026:0281-1
SUSE-SU-2026:0293-1
SUSE-SU-2026:0315-1
SUSE-SU-2026:20477-1
SUSE-SU-2026:20498-1
SUSE-SU-2026:20845-1
SUSE-SU-2026:20876-1

Affected Products

Linux Kernel