NA

CVE-2021-23978

Published: 26/02/2021 Updated: 26/02/2021

Vulnerability Summary

Mozilla developers reported memory safety bugs present in Firefox 85 and Firefox ESR 78.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR < 78.8.

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Vulnerability Trend

Vendor Advisories

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code or information disclosure For the stable distribution (buster), these problems have been fixed in version 7880esr-1~deb10u1 We recommend that you upgrade your firefox-esr packages For the detailed secur ...
A security issue was found in Firefox before version 860 and Thunderbird before version 788 Mozilla developers reported memory safety bugs present in Firefox 85, Firefox ESR 787 and Thunderbird 787 Some of these bugs showed evidence of memory corruption and Mozilla presumes that with enough effort some of these could have been exploited to ru ...

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