Several memory safety issues have been found in Firefox before 81.0 and Firefox ESR 78.3. Some of these bugs showed evidence of memory corruption and Mozilla presumes that with enough effort some of these could have been exploited to run arbitrary code.
Several memory safety issues have been found in Firefox before 81.0 and Firefox ESR 78.3. Some of these bugs showed evidence of memory corruption and Mozilla presumes that with enough effort some of these could have been exploited to run arbitrary code.
https://www.mozilla.org/en-US/security/advisories/mfsa2020-42/#CVE-2020-15673 https://bugzilla.mozilla.org/buglist.cgi?bug_id=1648493%2C1660800
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