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CVE-2023-53449

s390/dasd: Fix potential memleak in dasd_eckd_init()

Published: Oct 1, 2025Updated: Jan 16, 2026 Sources: CVE List NVD BDUCWE-401
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
0.1%
Top 96.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Fix potential memleak in dasd_eckd_init() `dasd_reserve_req` is allocated before `dasd_vol_info_req`, and it also needs to be freed before the error returns, just like the other cases in this function.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-401

Affected Products

LinuxLinux
On-premOS
Operating Systems / linux-distro
linux kernellinux
On-premOS
Operating Systems
UbuntuCanonical Ltd.
On-premOS
Operating Systems / linux-distro
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
SUSE Linux Enterprise Server for SAP ApplicationsNovell Inc.
On-premOS
Operating Systems / linux-distro
linuxoss-projectOperating Systemsaka the linux kernel
canonical ltd.commercialGBOperating Systemsaka canonical
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
novell inc.commercialUSOperating Systems
and 4 more affected products View all →

Exploitability

Official Patch Available

References

https://git.kernel.org/stable/c/ee986d80acdef710a886be404308188ea11000c8
git.kernel.org
https://git.kernel.org/stable/c/a50e28d433acf22258f9f34831057387f04ef074
git.kernel.org
https://git.kernel.org/stable/c/544a552be0869231799784279d52704c4d314d33
git.kernel.org
and 14 more references View all →

Timeline

Published
Oct 1, 2025
Last Updated
Jan 16, 2026

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