Loop with Unreachable Exit Condition ('Infinite Loop') Affecting libxml2-devel package, versions <0:2.9.7-8.0.1.el8


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.32% (71st percentile)

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  • Snyk IDSNYK-ORACLE8-LIBXML2DEVEL-2572327
  • published10 Apr 2022
  • disclosed21 Jan 2020

Introduced: 21 Jan 2020

CVE-2020-7595  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Oracle:8 libxml2-devel to version 0:2.9.7-8.0.1.el8 or higher.
This issue was patched in ELSA-2020-4479.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libxml2-devel package and not the libxml2-devel package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation.

References

CVSS Scores

version 3.1