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Access of Resource Using Incompatible Type ('Type Confusion') Affecting firefox package, versions <79.0-1

0.0
high

Snyk CVSS

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

    Threat Intelligence

    EPSS 0.45% (75th percentile)
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NVD
8.8 high
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SUSE
5.6 medium
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Red Hat
8.8 high

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  • Snyk ID SNYK-DEBIANUNSTABLE-FIREFOX-595846
  • published 29 Jul 2020
  • disclosed 10 Aug 2020
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Introduced: 29 Jul 2020

CVE-2020-15656 Open this link in a new tab
CWE-843 Open this link in a new tab

How to fix?

Upgrade Debian:unstable firefox to version 79.0-1 or higher.

NVD Description

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

JIT optimizations involving the Javascript arguments object could confuse later optimizations. This risk was already mitigated by various precautions in the code, resulting in this bug rated at only moderate severity. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.