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Red Hat: CVE-2019-15693: CVE-2019-15693 tigervnc: Heap buffer overflow in TightDecoder::FilterGradient (Multiple Advisories)

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Red Hat: CVE-2019-15693: CVE-2019-15693 tigervnc: Heap buffer overflow in TightDecoder::FilterGradient (Multiple Advisories)

Severity
7
CVSS
(AV:N/AC:L/Au:S/C:P/I:P/A:P)
Published
12/26/2019
Created
04/21/2020
Added
04/20/2020
Modified
12/15/2023

Description

TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow, which occurs in TightDecoder::FilterGradient. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity.

Solution(s)

  • redhat-upgrade-tigervnc
  • redhat-upgrade-tigervnc-debuginfo
  • redhat-upgrade-tigervnc-debugsource
  • redhat-upgrade-tigervnc-icons
  • redhat-upgrade-tigervnc-license
  • redhat-upgrade-tigervnc-server
  • redhat-upgrade-tigervnc-server-applet
  • redhat-upgrade-tigervnc-server-debuginfo
  • redhat-upgrade-tigervnc-server-minimal
  • redhat-upgrade-tigervnc-server-minimal-debuginfo
  • redhat-upgrade-tigervnc-server-module
  • redhat-upgrade-tigervnc-server-module-debuginfo

References

  • CVE-2019-15693
  • RHSA-2020:1497
  • RHSA-2020:3875

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