Loop with Unreachable Exit Condition ('Infinite Loop') Affecting libgexiv2 package, versions <0:0.10.8-4.el8


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
4.3% (90th percentile)

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  • Snyk IDSNYK-ORACLE8-LIBGEXIV2-2555205
  • published10 Apr 2022
  • disclosed27 Jan 2020

Introduced: 27 Jan 2020

CVE-2019-20421  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Oracle:8 libgexiv2 to version 0:0.10.8-4.el8 or higher.
This issue was patched in ELSA-2020-1577.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libgexiv2 package and not the libgexiv2 package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

In Jp2Image::readMetadata() in jp2image.cpp in Exiv2 0.27.2, an input file can result in an infinite loop and hang, with high CPU consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.

CVSS Base Scores

version 3.1