CVE-2023-53449

s390/dasd: Fix potential memleak in dasd_eckd_init()

MEDIUM

5.5

CVSS Score

Published: October 1, 2025 at 11:42 AM UTC

Updated: June 17, 2026 at 06:45 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

5.11 ≤ v < 5.15.995.16 ≤ v < 6.1.165.3 ≤ v < 5.10.1735.3 ≤ v < 5.15.995.3 ≤ v < 5.4.2355.3 ≤ v < 6.1.165.3 ≤ v < 6.2.35.3 ≤ v < 6.35.5 ≤ v < 5.10.1736.2 ≤ v < 6.2.35.39e12e54c7a8f616190beffb0f7ce778a86aec175

Vendor states this is fixed in 460e9bed82e49db1b823dcb4e421783854d86c40 (fixed)

Vendor states this is fixed in 544a552be0869231799784279d52704c4d314d33 (fixed)

Vendor states this is fixed in a50e28d433acf22258f9f34831057387f04ef074 (fixed)

Vendor states this is fixed in aede5230d154b6b237985ec9df7ebbd1dce96810 (fixed)

Vendor states this is fixed in ee986d80acdef710a886be404308188ea11000c8 (fixed)

Vendor states this is fixed in ef3a7ffc0a6f833578bc8d1dcb79d0633c7e4ec3 (fixed)

Vendor states this is fixed in 5.10.173 (unaffected)

Vendor states this is fixed in 5.15.99 (unaffected)

Vendor states this is fixed in 5.3 (unaffected)

Vendor states this is fixed in 5.4.235 (unaffected)

Vendor states this is fixed in 6.1.16 (unaffected)

Vendor states this is fixed in 6.2.3 (unaffected)