KLA12415 Multiple vulnerabilities in Mozilla Firefox

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to bypass security restrictions, execute arbitrary code, spoof user interface, gain privileges, cause denial of service, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. Security bypass vulnerability in iframe sandbox can be exploited via special crafted XSLT markup to bypass security restrictions.
2. Security bypass vulnerability on Windows and MacOS to bypass security restrictions.
3. Memory safety vulnerability can be exploited to execute arbitrary code.
4. Security UI vulnerability in external protocol launch dialog can be exploited to spoof user interface.
5. Security UI vulnerability in QR code scanning on Android can be exploited to spoof user interface.
6. Security vulnerability in the “Copy as curl” feature in DevTools on Windows can be exploited to bypass security restrictions.
7. Elevation of privilege vulnerability in a non-default installation on Windows can be exploited locally to gain privileges.
8. Heap buffer overflow vulnerability in blendGaussianBlur can be exploited to cause denial of service.
9. Race condition vulnerability in audio component can be exploited to cause denial of service.
10. Use after free vulnerability in ChannelEventQueue::mOwner can be exploited to cause denial of service.
11. Security UI vulnerability in fullscreen mode can be exploited to spoof user interface.
12. Information disclosure vulnerability in securitypolicyviolation event can be exploited to obtain sensitive information.
13. Security UI vulnerability in reportValidity on Windows can be exploited to spoof user interface.
14. Denial of service vulnerability in pkcs7 sequence can be exploited to cause denial of service.
15. Security UI vulnerability in external protocol launch dialog can be exploited to spoof user interface and bypass security restrictions.
16. Out of bounds memory access vulnerability in edit mode can be exploited via special crafted text to cause denial of service.
17. Denial of service vulnerability in object state can be exploited via script execution to cause denial of service.

Original advisories

MFSA2022-01

Related products

Mozilla-Firefox

CVE list

CVE-2021-4140 critical

CVE-2022-22750 high

CVE-2022-22751 critical

CVE-2022-22748 high

CVE-2022-22749 warning

CVE-2022-22744 critical

CVE-2022-22736 high

CVE-2022-22738 critical

CVE-2022-22737 critical

CVE-2022-22740 critical

CVE-2022-22743 warning

CVE-2022-22741 critical

CVE-2022-22745 high

CVE-2022-22746 high

CVE-2022-22747 high

CVE-2022-22739 high

CVE-2022-22752 critical

CVE-2022-22742 high

CVE-2022-22763 critical

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.

• PE

Privilege escalation. Exploitation of vulnerabilities with this impact can lead to performing by abuser actions, which are normally disallowed for current role.

• 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 96