Important: firefox security update

2023-10-3000:00:00

Google

osv.dev

mozilla firefox

update

security

cve-2023-5721

cve-2023-5730

libvpx

cve-2023-44488

cve-2023-5724

cve-2023-5725

cve-2023-5728

cve-2023-5732

web browser

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

Confidence

High

EPSS

0.001

Percentile

46.8%

JSON

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 115.4.0 ESR.

Security Fix(es):

Mozilla: Queued up rendering could have allowed websites to clickjack (CVE-2023-5721)
Mozilla: Memory safety bugs fixed in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4 (CVE-2023-5730)
libvpx: crash related to VP9 encoding in libvpx (CVE-2023-44488)
Mozilla: Large WebGL draw could have led to a crash (CVE-2023-5724)
Mozilla: WebExtensions could open arbitrary URLs (CVE-2023-5725)
Mozilla: Improper object tracking during GC in the JavaScript engine could have led to a crash. (CVE-2023-5728)
Mozilla: Address bar spoofing via bidirectional characters (CVE-2023-5732)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.