Allocation of Resources Without Limits or Throttling Affecting ignition package, versions <0:2.14.0-5.rhaos4.12.el9


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.22% (60th percentile)

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  • Snyk IDSNYK-RHEL9-IGNITION-5355218
  • published7 Oct 2022
  • disclosed4 Oct 2022

Introduced: 4 Oct 2022

CVE-2022-2879  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade RHEL:9 ignition to version 0:2.14.0-5.rhaos4.12.el9 or higher.
This issue was patched in RHSA-2022:7398.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ignition package and not the ignition package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

Reader.Read does not set a limit on the maximum size of file headers. A maliciously crafted archive could cause Read to allocate unbounded amounts of memory, potentially causing resource exhaustion or panics. After fix, Reader.Read limits the maximum size of header blocks to 1 MiB.

CVSS Scores

version 3.1