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CVE-2025-49709
published 2025-06-11

CVE-2025-49709: Certain canvas operations could have lead to memory corruption. This vulnerability was fixed in Firefox 139.0.4.

critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
Certain canvas operations could have lead to memory corruption. This vulnerability was fixed in Firefox 139.0.4.

Affected

3 ranges
VendorProductVersion rangeFixed in
debianfirefox< firefox 139.0.4-1 (sid)firefox 139.0.4-1 (sid)
mozillafirefox< 139.0.4139.0.4
mozillafirefox

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
osv9.8CRITICAL