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Resource Exhaustion Affecting kernel-debuginfo package, versions <0:4.14.192-147.314.amzn2

Severity

 Recommended
high

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    0.05% (19th percentile)

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  • Snyk ID SNYK-AMZN2-KERNELDEBUGINFO-1683295
  • published 27 Sep 2021
  • disclosed 5 May 2020
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Introduced: 5 May 2020

CVE-2020-12655 Open this link in a new tab
CWE-400 Open this link in a new tab

How to fix?

Upgrade Amazon-Linux:2 kernel-debuginfo to version 0:4.14.192-147.314.amzn2 or higher.
This issue was patched in ALAS2-2020-1480.

NVD Description

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

An issue was discovered in xfs_agf_verify in fs/xfs/libxfs/xfs_alloc.c in the Linux kernel through 5.6.10. Attackers may trigger a sync of excessive duration via an XFS v5 image with crafted metadata, aka CID-d0c7feaf8767.

References

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

2.8 low