CVE-2023-29536

HIGH

Firefox < 112.0 - Use-After-Free via Memory Manager

Title source: llm
STIX 2.1

Description

An attacker could cause the memory manager to incorrectly free a pointer that addresses attacker-controlled memory, resulting in an assertion, memory corruption, or a potentially exploitable crash. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.

Scores

CVSS v3 8.8
EPSS 0.0020
EPSS Percentile 41.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (4)
mozilla/firefox < 112.0 (2 CPE variants)
mozilla/firefox_esr < 102.10
mozilla/focus < 112.0
mozilla/thunderbird < 102.10
Published Jun 02, 2023
Tracked Since Feb 18, 2026