<p>Upgrade <code>Alpine:3.18</code> <code>expat</code> to version 2.4.3-r0 or higher.</p>

Integer Overflow or Wraparound Affecting expat package, versions <2.4.3-r0

Threat Intelligence

1.34% (87^th percentile)

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Snyk ID SNYK-ALPINE318-EXPAT-5512161
published 17 Jan 2022
disclosed 10 Jan 2022

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Introduced: 10 Jan 2022

CVE-2022-22826 Open this link in a new tab CWE-190 Open this link in a new tab

How to fix?

Upgrade Alpine:3.18 expat to version 2.4.3-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream expat package and not the expat package as distributed by Alpine. See How to fix? for Alpine:3.18 relevant fixed versions and status.

nextScaffoldPart in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

References

CVSS Scores

version 3.1

Attack Vector (AV)

Network
Attack Complexity (AC)

Low
Privileges Required (PR)

None
User Interaction (UI)

Required

Scope (S)

Unchanged

Confidentiality (C)

High
Integrity (I)

High
Availability (A)

High

Integer Overflow or Wraparound Affecting expat package, versions <2.4.3-r0

Severity

Snyk's Security Team recommends NVD's CVSS assessment