Loop with Unreachable Exit Condition ('Infinite Loop') Affecting emacs-nox package, versions <1:24.3-23.el7


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.41% (74th percentile)

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  • Snyk IDSNYK-RHEL7-EMACSNOX-8012634
  • published17 Sept 2024
  • disclosed21 Dec 2017

Introduced: 21 Dec 2017

CVE-2017-18273  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade RHEL:7 emacs-nox to version 1:24.3-23.el7 or higher.
This issue was patched in RHSA-2020:1180.

NVD Description

Note: Versions mentioned in the description apply only to the upstream emacs-nox package and not the emacs-nox package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

In ImageMagick 7.0.7-16 Q16 x86_64 2017-12-22, an infinite loop vulnerability was found in the function ReadTXTImage in coders/txt.c, which allows attackers to cause a denial of service (CPU exhaustion) via a crafted image file that is mishandled in a GetImageIndexInList call.