CVE-2026-16392
Mozilla FirefoxVulnerabilityPatched
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
No public exploitation has been reported so far. A fixed version is available (see the table below).
Recommended action: Update to the fixed version listed for your distribution using the native package manager.
Affected & fixed versions by distribution
Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.
| Distribution | Package | Affected | Fixed version | Status |
|---|---|---|---|---|
| openSUSE:Tumbleweed | MozillaFirefox | - | 153.0-1.1 | fixed |
| openSUSE:Tumbleweed | firefox-esr | - | 153.0-1.1 | fixed |