Use After Free Affecting thunderbird package, versions <1:68.6.0-1


0.0
high

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.71% (80th percentile)
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NVD
8.8 high
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Red Hat
8.8 high
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SUSE
7.5 high

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  • Snyk ID SNYK-DEBIANUNSTABLE-THUNDERBIRD-560257
  • published 10 Mar 2020
  • disclosed 25 Mar 2020

How to fix?

Upgrade Debian:unstable thunderbird to version 1:68.6.0-1 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:unstable relevant fixed versions and status.

When removing data about an origin whose tab was recently closed, a use-after-free could occur in the Quota manager, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.