KLA12497
Multiple vulnerabilities in Mozilla Firefox ESR

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code, spoof user interface.

Below is a complete list of vulnerabilities:

1. Out of bounds memory read vulnerability in JIT Codegen Extensions can be exploited to cause denial of service.
2. Use after free vulnerability in VR Process can be exploited to cause denial of service or execute arbitrary code.
3. Memory safety vulnerability can be exploited to execute arbitrary code.
4. Use after free vulnerability in DocumentL10n::TranslateDocument can be exploited to cause denial of service or execute arbitrary code.
5. Use after free in NSSToken vulnerability can be exploited to cause denial of service or execute arbitrary code.
6. Denial of service vulnerability in complex regular expressions can be exploited to cause denial of service.
7. A spoofing vulnerability in iframe can be exploited remotely to spoof user interface.
8. Out of bounds memory write vulnerability in WebAuthN Extensions can be exploited to cause denial of service.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Mozilla Firefox ESR earlier than 91.8

Update to the latest version
Download Firefox ESR