CVE-2023-53449 — Missing Release of Memory after Effective Lifetime in Linux

CWE-401 — Missing Release of Memory after Effective LifetimeCWE-772 — Missing Release of Resource after Effective Lifetime5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 97.11%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedOct 1

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

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel5.3 — 5.4.235+4
▶Debianlinux/linux_kernel< 5.10.178-1+3
▶CVEListV5linux/linux9e12e54c7a8f616190beffb0f7ce778a86aec175 — ee986d80acdef710a886be404308188ea11000c8+6
▶debiandebian/linux< linux 6.1.20-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-r7cw-mjvx-chx8: In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Fix potential memleak in dasd_eckd_init() `dasd_reserve_req` is alloc↗2025-10-01
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OSV
CVE-2023-53449: In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Fix potential memleak in dasd_eckd_init() `dasd_reserve_req` is allocat↗2025-10-01
▶

📋Vendor Advisories

2
Red Hat
kernel: s390/dasd: Fix potential memleak in dasd_eckd_init()↗2025-10-01
▶
Debian
CVE-2023-53449: linux - In the Linux kernel, the following vulnerability has been resolved: s390/dasd: ...↗2023
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