Out-of-bounds Write Affecting libsixel package, versions *


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.82% (56th percentile)

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  • Snyk IDSNYK-UBUNTU1804-LIBSIXEL-543532
  • published9 Sept 2019
  • disclosed30 Nov 2018

Introduced: 30 Nov 2018

CVE-2018-19762  (opens in a new tab)
CWE-787  (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 heap-based buffer overflow at fromsixel.c (function: image_buffer_resize) in libsixel 1.8.2 that will cause a denial of service or possibly unspecified other impact.