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CVE-2022-45421 Mozilla developers Andrew McCreight and Gabriele Svelto reported memory safety bugs present in Thunderbird 102.4

Description

Mozilla developers Andrew McCreight and Gabriele Svelto reported memory safety bugs present in Thunderbird 102.4. 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 ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

Affected products and versions

Product Affected versions Fixed in
Firefox ESR 102.5 earliest → < 102.5 102.5
Thunderbird 102.5 earliest → < 102.5 102.5
Firefox 107 earliest → < 107 107
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