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, obtain sensitive information, cause denial of service, execute arbitrary code.

Below is a complete list of vulnerabilities:

1. A type confusion vulnerability can be exploited remotely to bypass security restrictions;
2. A cross-origin resource sharing vulnerability can be exploited remotely via a canvas to obtain sensitive information;
3. A use-after-free vulnerability in crash generation server can be exploited remotely to cause denial of service or bypass security restrictions;
4. A compartment mismatch vulnerability can be exploited to cause denial of service;
5. A use-after-free vulnerability in the chrome event handler can be exploited to cause denial of service;
6. A use-after-free vulnerability in XMLHttpRequest can be exploited to cause denial of service;
7. A use-after-free vulnerability in the event listener manager can be exploited to cause denial of service;
8. A use-after-free vulnerability in the png_image_free function in the libpng library can be exploited to cause denial of service;
9. A cross-origin resource sharing vulnerability in createImageBitmap can be exploited to obtain sensitive information;
10. A cross-origin resource sharing vulnerability in ImageBitmapRenderingContext can be exploited to obtain sensitive information;
11. A memory leakage vulnerability in the Windows sandbox can be exploited to obtain sensitive information;
12. An unspecified vulnerability can be exploited remotely via drag and drop of hyperlinks to and from bookmarks to obtain sensitive information;
13. An out-of-bounds read vulnerability can be exploited to obtain sensitive information;
14. Multiple memory corruption vulnerabilities can be exploited to execute arbitrary code.

Original advisories

• mfsa2019-14

Related products

• Mozilla-Firefox-ESR

CVE list

• CVE-2018-18511
  warning
• CVE-2019-5798
  warning
• CVE-2019-9797
  warning
• CVE-2019-9816
  warning
• CVE-2019-9817
  warning
• CVE-2019-9818
  high
• CVE-2019-9819
  critical
• CVE-2019-9820
  critical
• CVE-2019-11691
  critical
• CVE-2019-11692
  critical
• CVE-2019-7317
  warning
• CVE-2019-11694
  warning
• CVE-2019-11698
  warning
• CVE-2019-9800
  critical
• CVE-2019-9815
  high
• CVE-2019-11693
  critical

Read more

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