#VU100951 Buffer overflow in Mozilla Firefox and Firefox ESR - CVE-2024-11691

Vulnerability identifier: #VU100951

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-11691

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Mozilla Firefox
Client/Desktop applications / Web browsers
Firefox ESR
Client/Desktop applications / Web browsers

Vendor: Mozilla

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Apple GPU drivers. A remote attacker can trick the victim into visiting a specially crafted webpage, trigger memory corruption and execute arbitrary code on the target system.

Note, the vulnerability affects only installations on macOS operating system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 100.0 - 132.0.2

Firefox ESR: 102.0 - 102.15.1, 115.0 - 115.17.0, 128.0 - 128.4.0

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External links
https://bugzilla.mozilla.org/show_bug.cgi?id=1914707
https://bugzilla.mozilla.org/show_bug.cgi?id=1924184
https://www.mozilla.org/en-US/security/advisories/mfsa2024-64/
https://www.mozilla.org/en-US/security/advisories/mfsa2024-65/
https://www.mozilla.org/en-US/security/advisories/mfsa2024-63/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.