Use After Free Affecting firefox package, versions <0:102.15.0-1.el9_2


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.57% (43rd percentile)

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  • Snyk IDSNYK-CENTOS9-FIREFOX-5872064
  • published30 Aug 2023
  • disclosed29 Aug 2023

Introduced: 29 Aug 2023

CVE-2023-4575  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:9 firefox to version 0:102.15.0-1.el9_2 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.

When creating a callback over IPC for showing the File Picker window, multiple of the same callbacks could have been created at a time and eventually all simultaneously destroyed as soon as one of the callbacks finished. This could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.

CVSS Base Scores

version 3.1