CVE-2024-9394

NameCVE-2024-9394
DescriptionAn attacker could, via a specially crafted multipart response, execute arbitrary JavaScript under the `resource://devtools` origin. This could allow them to access cross-origin JSON content. This access is limited to "same site" documents by the Site Isolation feature on desktop clients, but full cross-origin access is possible on Android versions. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Firefox ESR < 115.16, 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)
ReferencesDLA-3913-1, DSA-5783-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid131.0-1fixed
firefox-esr (PTS)bullseye115.14.0esr-1~deb11u1vulnerable
bullseye (security)128.3.0esr-1~deb11u2fixed
bookworm115.14.0esr-1~deb12u1vulnerable
bookworm (security)128.3.0esr-1~deb12u1fixed
trixie115.15.0esr-1vulnerable
sid128.3.0esr-2fixed
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
firefox-esrsourcebullseye128.3.0esr-1~deb11u2DLA-3913-1
firefox-esrsourcebookworm128.3.0esr-1~deb12u1DSA-5783-1
firefox-esrsource(unstable)128.3.0esr-1
thunderbirdsource(unstable)1:128.3.0esr-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2024-46/#CVE-2024-9394
https://www.mozilla.org/en-US/security/advisories/mfsa2024-48/#CVE-2024-9394
https://www.mozilla.org/en-US/security/advisories/mfsa2024-49/#CVE-2024-9394

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