Out-of-bounds Write Affecting tigervnc-debuginfo package, versions <0:1.3.0-7.23.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.26% (65th percentile)

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  • Snyk IDSNYK-AMZN201803-TIGERVNCDEBUGINFO-1688923
  • published27 Sept 2021
  • disclosed2 Jan 2020

Introduced: 2 Jan 2020

CVE-2014-0011  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 tigervnc-debuginfo to version 0:1.3.0-7.23.amzn1 or higher.
This issue was patched in ALAS-2015-576.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tigervnc-debuginfo package and not the tigervnc-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

Multiple heap-based buffer overflows in the ZRLE_DECODE function in common/rfb/zrleDecode.h in TigerVNC before 1.3.1, when NDEBUG is enabled, allow remote VNC servers to cause a denial of service (vncviewer crash) and possibly execute arbitrary code via vectors related to screen image rendering.

CVSS Scores

version 3.1