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CVE-2026-5732

Incorrect boundary conditions, integer overflow in the Graphics: Text component

CVSS 8.8 HIGHEPSS 0.3%CWE-190
Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability was fixed in Firefox 149.0.2, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Productos afectados
Mozilla · FirefoxMozilla · Thunderbird

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Referencias
https://bugzilla.mozilla.org/show_bug.cgi?id=2017867https://www.mozilla.org/security/advisories/mfsa2026-25/https://www.mozilla.org/security/advisories/mfsa2026-27/https://www.mozilla.org/security/advisories/mfsa2026-28/https://www.mozilla.org/security/advisories/mfsa2026-29/