PT-2025-49743

CVE-2023-53852

·

Published

2023-04-28

·

Updated

2026-10-21

Description by

CVSS 2.0
4.6
Medium
MetricsAV:L/AC:L/Au:S/C:N/I:N/A:C
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description The Linux kernel contains a memory leak in the nvme-core module, specifically within the dhchap secret store function. The issue involves failing to free the dhchap secret memory before returning, leading to a kernel memory leak. The backtrace indicates the leak occurs during a write operation via the kernfs fop write iter and vfs write functions, ultimately triggered by a system call. The leaked memory contains data related to 'DHHC-1:00:nxr5Kg' and 'uX4uoAxsJa4c/huL'.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploitability
Exploit
Vendors
Affected products
Related identifiers
CLSA-2026-1783791447
RHSA-2023:6583
SUSE-SU-2026:0263-1
SUSE-SU-2026:0278-1
SUSE-SU-2026:0281-1
SUSE-SU-2026:0293-1
SUSE-SU-2026:0315-1
SUSE-SU-2026:0317-1
SUSE-SU-2026:0411-1
SUSE-SU-2026:0617-1
SUSE-SU-2026:20477-1
SUSE-SU-2026:20498-1
SUSE-SU-2026:20845-1
SUSE-SU-2026:20876-1
Found an issue in the description? Have something to add? Feel free to write us 👾