cbcvebase.
CVE-2025-8033
published 2025-07-22

CVE-2025-8033: The JavaScript engine did not handle closed generators correctly and it was possible to resume them leading to a nullptr deref. This vulnerability was fixed in…

medium6.5CVSS 3.1
AVNACLPRNUIRSUCHINAN
The JavaScript engine did not handle closed generators correctly and it was possible to resume them leading to a nullptr deref. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.

Affected

15 ranges
VendorProductVersion rangeFixed in
debianfirefox< firefox 141.0-1 (sid)firefox 141.0-1 (sid)
debianfirefox-esr< firefox 141.0-1 (sid)firefox 141.0-1 (sid)
debianthunderbird< firefox 141.0-1 (sid)firefox 141.0-1 (sid)
mozillafirefox< 115.26.0115.26.0
mozillafirefox< 141.0141.0
mozillafirefox
mozillafirefox>= 128.0 < 128.13.0128.13.0
mozillafirefox>= 140.0 < 140.1.0140.1.0
mozillathunderbird< 128.13.0128.13.0
mozillathunderbird< 141.0141.0
mozillathunderbird>= 0 < 1:128.13.0esr-1~deb11u11:128.13.0esr-1~deb11u1
mozillathunderbird>= 0 < 1:128.13.0esr-1~deb12u11:128.13.0esr-1~deb12u1
mozillathunderbird>= 0 < 1:128.13.0esr-11:128.13.0esr-1
mozillathunderbird>= 0 < 1:128.13.0esr-11:128.13.0esr-1
mozillathunderbird>= 140.0 < 140.1.0140.1.0

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
osv6.5MEDIUM