KLA65639 Multiple vulnerabilities in Mozilla Firefox

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to cause denial of service, perform cross-site scripting attack, spoof user interface, bypass security restrictions, execute arbitrary code, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. Corrupt pointer dereference vulnerability in js::CheckTracedThing can be exploited to cause denial of service
2. Denial of service vulnerability in HTTP/2 can be exploited remotely to cause denial of service.
3. Integer overflow vulnerability in OpenType sanitizer can be exploited to cause denial of service.
4. Out of bounds memory read in MSubstr can be exploited to cause denial of service.
5. Memory safety vulnerability can be exploited to execute arbitrary code.
6. Use after free vulnerability can be exploited to cause denial of service or execute arbitrary code.
7. Use of uninitialized memory vulnerability in MarkStack assignment operator can be exploited to cause denial of service or execute arbitrary code.
8. Out of bounds memory read can be exploited to cause denial of service.
9. Use after free vulnerability in WASM garbage collection can be exploited to cause denial of service or execute arbitrary code.
10. Information disclosure vulnerability in GetBoundName can be exploited to obtain sensitive information.
11. Security vulnerability can be exploited to bypass security restrictions.
12. Out of memory conditions vulnerability can be exploited to cause denial of service.
13. Use after free vulnerability in networking can be exploited to cause denial of service or execute arbitrary code.

Original advisories

MFSA2024-18

Related products

Mozilla-Firefox

CVE list

CVE-2024-3858 warning

CVE-2024-3302 warning

CVE-2024-3859 warning

CVE-2024-3855 warning

CVE-2024-3864 warning

CVE-2024-3861 warning

CVE-2024-3862 warning

CVE-2024-3853 warning

CVE-2024-3857 warning

CVE-2024-3854 warning

CVE-2024-3856 warning

CVE-2024-3852 warning

CVE-2024-3863 warning

CVE-2024-3860 warning

CVE-2024-3865 warning

CVE-2024-5702 unknown

Solution

Update to the latest version

Download Firefox

Impacts

• ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

• OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

• DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

• SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

• XSS/CSS

Cross site scripting. Exploitation of vulnerabilities with this impact can lead to partial interception of information transmitted between user and site.

• SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

• Mozilla Firefox earlier than 125