CVE-2020-6796
First published: Tue Feb 11 2020(Updated: )
A content process could have modified shared memory relating to crash reporting information, crash itself, and cause an out-of-bound write. This could have caused memory corruption and a potentially exploitable crash.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Firefox ESR | <68.5 | 68.5 |
| Mozilla Firefox | <73 | 73 |
| Mozilla Firefox | <73.0 | |
| Mozilla Firefox ESR | <68.5.0 | |
| debian/firefox | 133.0.3-1 | |
| debian/firefox-esr | 115.14.0esr-1~deb11u1 128.5.0esr-1~deb11u1 128.3.1esr-1~deb12u1 128.5.0esr-1~deb12u1 128.5.0esr-1 128.5.1esr-1 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1610426
- https://www.mozilla.org/security/advisories/mfsa2020-05/
- https://www.mozilla.org/security/advisories/mfsa2020-06/
- https://security.gentoo.org/glsa/202003-02
- https://usn.ubuntu.com/4278-2/
- https://launchpad.net/bugs/cve/CVE-2020-6796
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-06/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-05/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-05/#CVE-2020-6796
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-06/#CVE-2020-6796
- https://security-tracker.debian.org/tracker/CVE-2020-6796
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6796
- https://nvd.nist.gov/vuln/detail/CVE-2020-6796
- https://ubuntu.com/security/CVE-2020-6796
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is CVE-2020-6796?
CVE-2020-6796 is a vulnerability in Firefox that allows a content process to modify shared memory relating to crash reporting information, potentially causing memory corruption and a potentially exploitable crash.
Which versions of Firefox are affected by CVE-2020-6796?
Firefox versions prior to 73 and Firefox ESR versions prior to 68.5 are affected by CVE-2020-6796.
What is the severity of CVE-2020-6796?
CVE-2020-6796 has a severity rating of 8.8 (high).
How can I fix CVE-2020-6796?
To fix CVE-2020-6796, users should update Firefox to version 73 or later, or Firefox ESR to version 68.5 or later.
Where can I find more information about CVE-2020-6796?
More information about CVE-2020-6796 can be found on the Mozilla Bugzilla, Mozilla Security Advisories, and Gentoo Security websites.
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