CVE - CVE-2025-1942

CVE-ID
CVE-2025-1942	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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 affects Firefox < 136 and Thunderbird < 136.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://bugzilla.mozilla.org/show_bug.cgi?id=1947139 URL:https://bugzilla.mozilla.org/show_bug.cgi?id=1947139 MISC:https://www.mozilla.org/security/advisories/mfsa2025-14/ URL:https://www.mozilla.org/security/advisories/mfsa2025-14/ MISC:https://www.mozilla.org/security/advisories/mfsa2025-17/ URL:https://www.mozilla.org/security/advisories/mfsa2025-17/
Assigning CNA
Mozilla Corporation
Date Record Created
20250304	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20250304)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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