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NULL Pointer Dereference Affecting thunderbird package, versions <1:68.5.0-1~deb10u1

0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Availability High

    Threat Intelligence

    EPSS 0.32% (71st percentile)
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NVD
6.5 medium
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SUSE
6.5 medium
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Red Hat
6.1 medium

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  • Snyk ID SNYK-DEBIAN10-THUNDERBIRD-548535
  • published 11 Feb 2020
  • disclosed 2 Mar 2020
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Introduced: 11 Feb 2020

CVE-2020-6795 Open this link in a new tab
CWE-476 Open this link in a new tab

How to fix?

Upgrade Debian:10 thunderbird to version 1:68.5.0-1~deb10u1 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.

When processing a message that contains multiple S/MIME signatures, a bug in the MIME processing code caused a null pointer dereference, leading to an unexploitable crash. This vulnerability affects Thunderbird < 68.5.