CVE-2023-25746

Publication date 15 February 2023

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

Memory safety bugs present in Firefox ESR 102.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 102.8 and Firefox ESR < 102.8.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	20.04 LTS focal	Not affected
	18.04 LTS bionic	Ignored end of standard support, was needs-triage
	16.04 LTS xenial	Ignored end of standard support
	14.04 LTS trusty	Ignored end of standard support
thunderbird	23.04 lunar	Not affected
	22.10 kinetic	Fixed 1:102.8.0+build2-0ubuntu0.22.10.1
	22.04 LTS jammy	Fixed 1:102.8.0+build2-0ubuntu0.22.04.1
	20.04 LTS focal	Fixed 1:102.8.0+build2-0ubuntu0.20.04.1
	18.04 LTS bionic	Fixed 1:102.8.0+build2-0ubuntu0.18.04.1
	16.04 LTS xenial	Ignored end of standard support
	14.04 LTS trusty	Ignored end of standard support

Notes

tyhicks

mozjs contains a copy of the SpiderMonkey JavaScript engine

mdeslaur

starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap

Severity score breakdown

Parameter	Value
Base score	8.8 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-5943-1
Thunderbird vulnerabilities
13 March 2023