Use-after-free in Mozilla products - CVE-2023-4049

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when releasing platform objects. A remote attacker can trick the victim to open a specially crafted web page, trigger a race condition and execute arbitrary code.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Remediation

External links

• https://www.mozilla.org/en-US/security/advisories/mfsa2023-29/
• https://www.mozilla.org/en-US/security/advisories/mfsa2023-30/
• https://www.mozilla.org/en-US/security/advisories/mfsa2023-31/