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Use After Free Affecting thunderbird package, versions <1:52.4.0-1

Severity

 Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
0.41% (74th percentile)

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  • Snyk IDSNYK-DEBIAN10-THUNDERBIRD-419005
  • published11 Jun 2018
  • disclosed11 Jun 2018
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Introduced: 11 Jun 2018

CVE-2017-7819  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:10 thunderbird to version 1:52.4.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

A use-after-free vulnerability can occur in design mode when image objects are resized if objects referenced during the resizing have been freed from memory. This results in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.