<p>Upgrade <code>Oracle:7</code> <code>firefox</code> to version 0:68.7.0-2.0.1.el7_8 or higher.<br>This issue was patched in <code>ELSA-2020-1420</code>.</p>

Out-of-bounds Write Affecting firefox package, versions <0:68.7.0-2.0.1.el7_8

Threat Intelligence

0.31% (71^st percentile)

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Snyk ID SNYK-ORACLE7-FIREFOX-2554213
published 10 Apr 2022
disclosed 24 Apr 2020

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Introduced: 24 Apr 2020

CVE-2020-6822 Open this link in a new tab CWE-787 Open this link in a new tab

How to fix?

Upgrade Oracle:7 firefox to version 0:68.7.0-2.0.1.el7_8 or higher.
This issue was patched in ELSA-2020-1420.

NVD Description

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

On 32-bit builds, an out of bounds write could have occurred when processing an image larger than 4 GB in <code>GMPDecodeData</code>. It is possible that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.

References

CVSS Scores

version 3.1

Attack Vector (AV)

Network
Attack Complexity (AC)

Low
Privileges Required (PR)

None
User Interaction (UI)

Required

Scope (S)

Unchanged

Confidentiality (C)

High
Integrity (I)

High
Availability (A)

High

Out-of-bounds Write Affecting firefox package, versions <0:68.7.0-2.0.1.el7_8

Severity

Based on Oracle Linux security rating