Integer Overflow or Wraparound Affecting expat package, versions <0:2.2.5-8.el8_6.2


Severity

Recommended
medium

Based on Rocky Linux security rating

    Threat Intelligence

    EPSS
    1.41% (87th percentile)

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  • Snyk ID SNYK-ROCKY8-EXPAT-3191545
  • published 5 Jan 2023
  • disclosed 18 Feb 2022

How to fix?

Upgrade Rocky-Linux:8 expat to version 0:2.2.5-8.el8_6.2 or higher.
This issue was patched in RLSA-2022:5314.

NVD Description

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

In Expat (aka libexpat) before 2.4.5, there is an integer overflow in copyString.

CVSS Scores

version 3.1
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NVD

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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SUSE

8.8 high
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Red Hat

7.5 high