Deadlock Affecting kernel-debuginfo-common-x86_64 package, versions <0:4.14.343-259.562.amzn2


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    0.04% (15th percentile)

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  • Snyk ID SNYK-AMZN2-KERNELDEBUGINFOCOMMONX8664-7447464
  • published 13 Jul 2024
  • disclosed 6 Mar 2024

How to fix?

Upgrade Amazon-Linux:2 kernel-debuginfo-common-x86_64 to version 0:4.14.343-259.562.amzn2 or higher.
This issue was patched in ALAS2-2024-2549.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debuginfo-common-x86_64 package and not the kernel-debuginfo-common-x86_64 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

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

ceph: fix deadlock or deadcode of misusing dget()

The lock order is incorrect between denty and its parent, we should always make sure that the parent get the lock first.

But since this deadcode is never used and the parent dir will always be set from the callers, let's just remove it.

CVSS Scores

version 3.1
Expand this section

Red Hat

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
Expand this section

SUSE

5.5 medium