Multiple vulnerabilities in Mozilla Thunderbird

Description

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

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. Heap buffer overflow vulnerability in nsTextFragment can be exploited to cause denial of service.
6. Heap buffer overflow vulnerability in nsWindow::PickerOpen(void) can be exploited to cause denial of service.
7. Heap buffer overflow vulnerability in WebGL ACE can be exploited to execute arbitrary code.
8. Security vulnerability in ShutdownObserver can be exploited to bypass security restrictions.
9. Use after free vulnerability in nsDNSService can be exploited to execute arbitrary code.
10. Security UI vulnerability can be exploited to spoof user interface.

Original advisories

• MFSA2023-55

Related products

• Mozilla-Thunderbird

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-2023-6858
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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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• CVE-2023-50762
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• CVE-2023-50761
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Read more

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