Multiple vulnerabilities in Mozilla Firefox ESR

Description

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

Below is a complete list of vulnerabilities:

1. Security vulnerability in Symlinks can be exploited to bypass security restrictions.
2. Security vulnerability in VideoBridge can be exploited to bypass security restrictions.
3. Memory safety vulnerability can be exploited to execute arbitrary code.
4. Use after free vulnerability in PR_GetIdentitiesLayer can be exploited to execute arbitrary code.
5. Information disclosure vulnerability in EncryptingOutputStreams can be exploited to obtain sensitive information.
6. Clickjacking permission prompts vulnerability in popup transition can be exploited remotely to spoof user interface.
7. Heap buffer overflow vulnerability in nsTextFragment can be exploited to cause denial of service.
8. Heap buffer overflow vulnerability in nsWindow::PickerOpen(void) can be exploited to cause denial of service.
9. Heap buffer overflow vulnerability in WebGL ACE can be exploited to execute arbitrary code.
10. Security vulnerability in ShutdownObserver can be exploited to bypass security restrictions.
11. Use after free vulnerability in nsDNSService can be exploited to execute arbitrary code.

Original advisories

• MFSA2023-54

Related products

• Mozilla-Firefox-ESR

CVE list

• CVE-2023-6857
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• CVE-2023-6860
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• CVE-2023-6864
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• CVE-2023-6859
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• CVE-2023-6865
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• CVE-2023-6867
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• CVE-2023-6858
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• CVE-2023-6861
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• CVE-2023-6856
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• CVE-2023-6863
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• CVE-2023-6862
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Read more

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