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8.4 High

CVE-2024-2608 `AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and `AppendEncodedCharacters()` could have…

Description

`AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and `AppendEncodedCharacters()` could have experienced integer overflows, causing underallocation of an output buffer leading to an out of bounds write. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.

Affected products and versions

Product Affected versions Fixed in
Firefox 124 earliest → < 124 124
Firefox ESR 115.9 earliest → < 115.9 115.9
Thunderbird 115.9 earliest → < 115.9 115.9
firefox_esr 115.9 earliest → < 115.9 115.9

References

Timeline

  1. Published
  2. Last modified

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