vulnerability
Red Hat: CVE-2025-1931: firefox: Use-after-free in WebTransportChild (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:M/Au:N/C:P/I:P/A:C) | Mar 4, 2025 | Mar 10, 2025 | Apr 15, 2026 |
Severity
8
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:C)
Published
Mar 4, 2025
Added
Mar 10, 2025
Modified
Apr 15, 2026
Description
It was possible to cause a use-after-free in the content process side of a WebTransport connection, leading to a potentially exploitable crash. This vulnerability was fixed in Firefox 136, Firefox ESR 115.21, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8.
Solutions
redhat-upgrade-firefoxredhat-upgrade-firefox-debuginforedhat-upgrade-firefox-debugsourceredhat-upgrade-firefox-x11
Rapid7 Labs
2026 Global Threat Landscape Report
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