Integer Overflow or Wraparound Affecting virt-viewer package, versions <0:5.0-15.el7


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
2.36% (84th percentile)

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  • Snyk IDSNYK-RHEL7-VIRTVIEWER-4942884
  • published26 Jul 2021
  • disclosed25 Jun 2018

Introduced: 25 Jun 2018

CVE-2018-10893  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade RHEL:7 virt-viewer to version 0:5.0-15.el7 or higher.
This issue was patched in RHSA-2019:2229.

NVD Description

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

Multiple integer overflow and buffer overflow issues were discovered in spice-client's handling of LZ compressed frames. A malicious server could cause the client to crash or, potentially, execute arbitrary code.