Memory Leak Affecting kernel-zfcpdump-devel package, versions <0:4.18.0-147.el8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.09% (40th percentile)

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  • Snyk ID SNYK-RHEL8-KERNELZFCPDUMPDEVEL-3498761
  • published 26 Jul 2021
  • disclosed 4 Sep 2019

How to fix?

Upgrade RHEL:8 kernel-zfcpdump-devel to version 0:4.18.0-147.el8 or higher.
This issue was patched in RHSA-2019:3517.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-zfcpdump-devel package and not the kernel-zfcpdump-devel package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

An issue was discovered in the Linux kernel before 5.0.6. There is a memory leak issue when idr_alloc() fails in genl_register_family() in net/netlink/genetlink.c.

CVSS Scores

version 3.1
Expand this section

NVD

4.7 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
Expand this section

Red Hat

4.7 medium