Use After Free Affecting firefox package, versions <0:115.6.0-1.el9_3


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.95% (57th percentile)

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  • Snyk IDSNYK-CENTOS9-FIREFOX-6132591
  • published20 Dec 2023
  • disclosed19 Dec 2023

Introduced: 19 Dec 2023

CVE-2023-6862  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:9 firefox to version 0:115.6.0-1.el9_3 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 Centos. See How to fix? for Centos:9 relevant fixed versions and status.

A use-after-free was identified in the nsDNSService::Init. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.

CVSS Base Scores

version 3.1