9.8
Critical
CVE-2025-1942 When String.toUpperCase() caused a string to get longer it was possible for uninitialized memory to be incorporated into…
Description
When String.toUpperCase() caused a string to get longer it was possible for uninitialized memory to be incorporated into the result string. This vulnerability was fixed in Firefox 136 and Thunderbird 136.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 136 | earliest → < 136 | 136 |
| Thunderbird 136 | earliest → < 136 | 136 |
References
- bugzilla.mozilla.org bugzilla.mozilla.org
- www.mozilla.org www.mozilla.org
- www.mozilla.org www.mozilla.org
Timeline
- Published
- Last modified
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