Memory Leak Affecting reiserfs-kmp-default package, versions <5.14.21-150500.55.103.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.21% (12th percentile)

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  • Snyk IDSNYK-SLES155-REISERFSKMPDEFAULT-10223707
  • published22 May 2025
  • disclosed21 May 2025

Introduced: 21 May 2025

CVE-2022-48933  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 reiserfs-kmp-default to version 5.14.21-150500.55.103.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream reiserfs-kmp-default package and not the reiserfs-kmp-default package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

netfilter: nf_tables: fix memory leak during stateful obj update

stateful objects can be updated from the control plane. The transaction logic allocates a temporary object for this purpose.

The ->init function was called for this object, so plain kfree() leaks resources. We must call ->destroy function of the object.

nft_obj_destroy does this, but it also decrements the module refcount, but the update path doesn't increment it.

To avoid special-casing the update object release, do module_get for the update case too and release it via nft_obj_destroy().

CVSS Base Scores

version 3.1