Memory Leak Affecting dlm-kmp-rt package, versions <5.3.18-150300.71.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.23% (15th percentile)

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  • Snyk IDSNYK-SLES153-DLMKMPRT-2644564
  • published14 Apr 2022
  • disclosed2 Feb 2022

Introduced: 2 Feb 2022

CVE-2021-4135  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade SLES:15.3 dlm-kmp-rt to version 5.3.18-150300.71.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dlm-kmp-rt package and not the dlm-kmp-rt package as distributed by SLES. See How to fix? for SLES:15.3 relevant fixed versions and status.

A memory leak vulnerability was found in the Linux kernel's eBPF for the Simulated networking device driver in the way user uses BPF for the device such that function nsim_map_alloc_elem being called. A local user could use this flaw to get unauthorized access to some data.

References

CVSS Base Scores

version 3.1