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CVE-2018-18498 A potential vulnerability leading to an integer overflow can occur during buffer size calculations for images when a raw…

Description

A potential vulnerability leading to an integer overflow can occur during buffer size calculations for images when a raw value is used instead of the checked value. This leads to a possible out-of-bounds write. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.

Affected products and versions

Product Affected versions Fixed in
Thunderbird 60.4 earliest → < 60.4 60.4
Firefox ESR 60.4 earliest → < 60.4 60.4
Firefox 64 earliest → < 64 64
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