KLA71398 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, obtain sensitive information, bypass security restrictions.

Below is a complete list of vulnerabilities:

1. Out of bounds memory access vulnerability in graphics shared memory handling can be exploited to cause denial of service.
2. Use after free vulnerability in incomplete WebAssembly exception handing can be exploited to cause denial of service or execute arbitrary code.
3. Out of bounds read vulnerability in editor component can be exploited to cause denial of service.
4. Cross Site Scripting (XSS) vulnerability in Enhanced Tracking Protection can be exploited to execute arbitrary code and spoof user interface.
5. Security vulnerability in web extension with StreamFilter can be exploited to obtain sensitive information, cause denial of service or execute arbitrary code.
6. Uninitialized memory vulnerability in ANGLE used by WebGL can be exploited to obtain sensitive information.
7. Use after free vulnerability in JavaScript garbage collection can be exploited to cause denial of service or execute arbitrary code.
8. Security UI vulnerability in the date picker can be exploited to spoof user interface and bypass security restrictions.
9. Security vulnerability in PK11_Encrypt using CKM_CHACHA20 on Intel Sandy Bridge machines can exploited to obtain sensitive information.

Original advisories

MFSA2024-34

Related products

Mozilla-Firefox-ESR

CVE list

CVE-2024-7529 unknown

CVE-2024-7519 unknown

CVE-2024-7531 unknown

CVE-2024-7521 unknown

CVE-2024-7525 unknown

CVE-2024-7524 unknown

CVE-2024-7522 unknown

CVE-2024-7526 unknown

CVE-2024-7527 unknown

Solution

Update to the latest version

Download Firefox ESR

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.

• 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 ESR earlier than 115.14