CVE-2023-53568

s390/zcrypt: don't leak memory if dev_set_name() fails

MEDIUM

5.5

CVSS Score

Published: October 4, 2025 at 03:17 PM 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 0.1%

Description

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: don't leak memory if dev_set_name() fails When dev_set_name() fails, zcdn_create() doesn't free the newly allocated resources. Do it.

Affected

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

Linux Kernel · Linux

95%

4.20 ≤ v < 5.10.1954.20 ≤ v < 5.15.1324.20 ≤ v < 5.4.2574.20 ≤ v < 6.1.544.20 ≤ v < 6.5.44.20 ≤ v < 6.65.11 ≤ v < 5.15.1325.16 ≤ v < 6.1.545.5 ≤ v < 5.10.1956.2 ≤ v < 6.5.40fab2350e6b91e57b3cdcd5d9f1056775a921d4.20

Vendor states this is fixed in 0878052579cb2773caee64812a811edcab6b5a55 (fixed)

Vendor states this is fixed in 131cd74a8e38d75239f2c81dfee53d6554eb8bf8 (fixed)

Vendor states this is fixed in 147d8da33a2c2195ec63acd56cd7d80a3458c253 (fixed)

Vendor states this is fixed in 174f11ef1615ec3ab1e2189685864433c0d855a2 (fixed)

Vendor states this is fixed in 6252f47b78031979ad919f971dc8468b893488bd (fixed)

Vendor states this is fixed in 6b0cb9c055843777b374309503d89eabeb769355 (fixed)

Vendor states this is fixed in 4.20 (unaffected)

Vendor states this is fixed in 5.10.195 (unaffected)

Vendor states this is fixed in 5.15.132 (unaffected)

Vendor states this is fixed in 5.4.257 (unaffected)

Vendor states this is fixed in 6.1.54 (unaffected)

Vendor states this is fixed in 6.5.4 (unaffected)