NULL Pointer Dereference Affecting kernel-debug-devel package, versions <0:4.18.0-372.127.1.el8_6


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.04% (6th percentile)

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  • Snyk ID SNYK-RHEL8-KERNELDEBUGDEVEL-8318037
  • published 31 Oct 2024
  • disclosed 16 Jul 2024

How to fix?

Upgrade RHEL:8 kernel-debug-devel to version 0:4.18.0-372.127.1.el8_6 or higher.
This issue was patched in RHSA-2024:8616.

NVD Description

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

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

xprtrdma: fix pointer derefs in error cases of rpcrdma_ep_create

If there are failures then we must not leave the non-NULL pointers with the error value, otherwise rpcrdma_ep_destroy gets confused and tries free them, resulting in an Oops.

CVSS Scores

version 3.1
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NVD

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

5.5 medium
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SUSE

5.5 medium