CVE-2024-9398

NameCVE-2024-9398
DescriptionBy checking the result of calls to `window.open` with specifically set protocol handlers, an attacker could determine if the application which implements that protocol handler is installed. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid131.0-1fixed
thunderbird (PTS)bullseye1:115.12.0-1~deb11u1vulnerable
bullseye (security)1:115.15.0-1~deb11u1vulnerable
bookworm1:115.12.0-1~deb12u1vulnerable
bookworm (security)1:115.15.0-1~deb12u1vulnerable
trixie1:128.2.0esr-1vulnerable
sid1:128.3.0esr-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)131.0-1
thunderbirdsource(unstable)1:128.3.0esr-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2024-46/#CVE-2024-9398
https://www.mozilla.org/en-US/security/advisories/mfsa2024-49/#CVE-2024-9398

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