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CVE-2025-1942
Published: Mar 4, 2025
Modified: Jun 4, 2026
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
Mozilla | Firefox | unaffected 136 - <= * |
Mozilla | Thunderbird | unaffected 136 - <= * |
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