| Name | CVE-2026-64778 |
| Description | The issue was addressed with improved checks. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, watchOS 27. Visiting a maliciously crafted website may leak sensitive data. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-6534-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| webkit2gtk (PTS) | bookworm | 2.50.6-1~deb12u2 | vulnerable |
| bookworm (security) | 2.50.6-1~deb12u1 | vulnerable | |
| trixie | 2.52.6-1~deb13u1 | vulnerable | |
| trixie (security) | 2.54.0-1~deb13u1 | fixed | |
| forky, sid | 2.52.6-1 | vulnerable | |
| wpewebkit (PTS) | bookworm | 2.38.6-1 | vulnerable |
| trixie | 2.48.3-1 | vulnerable | |
| forky, sid | 2.54.0-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| webkit2gtk | source | bullseye | (unfixed) | end-of-life | ||
| webkit2gtk | source | bookworm | (unfixed) | end-of-life | ||
| webkit2gtk | source | trixie | 2.54.0-1~deb13u1 | DSA-6534-1 | ||
| webkit2gtk | source | (unstable) | (unfixed) | |||
| wpewebkit | source | bullseye | (unfixed) | end-of-life | ||
| wpewebkit | source | (unstable) | 2.54.0-1 |
[bookworm] - webkit2gtk <end-of-life> (see DSA-6232-1)
[bullseye] - webkit2gtk <end-of-life> (EOL in bullseye)
[trixie] - wpewebkit <ignored> (wpewebkit not covered by security support in Trixie)
[bookworm] - wpewebkit <ignored> (wpewebkit not covered by security support in Bookworm)
[bullseye] - wpewebkit <end-of-life> (see #1035997)
https://webkitgtk.org/security/WSA-2026-0006.html