CVE-2025-8033 Information

Jul 23, 2025 cve

Description

The JavaScript engine did not handle closed generators correctly and it was possible to resume them leading to a nullptr deref. This vulnerability affects Firefox < 141 Firefox ESR < 115.26 Firefox ESR < 128.13 Firefox ESR < 140.1 Thunderbird < 141 Thunderbird < 128.13 and Thunderbird < 140.1.

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1973990 https://www.mozilla.org/security/advisories/mfsa2025-56/ https://www.mozilla.org/security/advisories/mfsa2025-57/ https://www.mozilla.org/security/advisories/mfsa2025-58/ https://www.mozilla.org/security/advisories/mfsa2025-59/ https://www.mozilla.org/security/advisories/mfsa2025-61/ https://www.mozilla.org/security/advisories/mfsa2025-62/ https://www.mozilla.org/security/advisories/mfsa2025-63/

CNNVD-202507-2929 (Published: 2025-07-22)

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