NULL Pointer Dereference Affecting libsixel package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.86% (57th percentile)

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  • Snyk IDSNYK-UBUNTU1804-LIBSIXEL-543530
  • published9 Sept 2019
  • disclosed30 Nov 2018

Introduced: 30 Nov 2018

CVE-2018-19757  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:18.04 libsixel.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libsixel package and not the libsixel package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

There is a NULL pointer dereference at function sixel_helper_set_additional_message (status.c) in libsixel 1.8.2 that will cause a denial of service.