CVE-2024-4367
Security update for webkit2gtk3
Description
A type check was missing when handling fonts in PDF.js, which would allow arbitrary JavaScript execution in the PDF.js context. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.
Metrics
Affected operating systems
linux
debian / webkit2gtktrixie
linux
ubuntu / webkit2gtknoble
linux
ubuntu / webkit2gtkresolute
macos
apple / macos
mobile
apple / iphone_os
other
apple / ipados
References & sources
- https://support.apple.com/en-us/127594
- https://support.apple.com/en-us/127595
- https://support.apple.com/en-us/127685
- https://support.apple.com/en-us/128068
- https://support.apple.com/en-us/128069
- https://support.apple.com/en-us/128070
- https://support.apple.com/en-us/148287
- https://github.com/mozilla/pdf.js/security/advisories/GHSA-wgrm-67xf-hhpqweb
- https://nvd.nist.gov/vuln/detail/CVE-2024-4367advisory
- https://github.com/gogs/gogs/issues/7928web
- https://github.com/mozilla/pdf.js/pull/18015web
- https://github.com/mozilla/pdf.js/commit/85e64b5c16c9aaef738f421733c12911a441cec6web
- https://bugzilla.mozilla.org/show_bug.cgi?id=1893645web
- https://cert-portal.siemens.com/productcert/html/ssa-827383.htmlweb
- https://codeanlabs.com/blog/research/cve-2024-4367-arbitrary-js-execution-in-pdf-jsweb
- https://github.com/mozilla/pdf.jspackage
- https://github.com/mozilla/pdf.js/releases/tag/v4.2.67web
- https://lists.debian.org/debian-lts-announce/2024/05/msg00010.htmlweb
- https://lists.debian.org/debian-lts-announce/2024/05/msg00012.htmlweb
- https://www.exploit-db.com/exploits/52273web
Linked CVEs
- CVE-2026-43745
An out-of-bounds write issue was addressed with improved input validation.
mediumCVSSv3 6.5 - CVE-2026-43742
A use-after-free issue was addressed with improved memory management.
mediumCVSSv3 6.5 - CVE-2026-43740
The issue was addressed with improved memory handling.
mediumCVSSv3 6.5 - CVE-2026-43734
A use-after-free issue was addressed with improved memory management.
mediumCVSSv3 6.5 - CVE-2026-43732
A path handling issue was addressed with improved validation.
mediumCVSSv3 6.5 - CVE-2026-43731
A use-after-free issue was addressed with improved memory management.
highCVSSv3 8.8 - CVE-2026-43727
A use-after-free issue was addressed with improved memory management.
mediumCVSSv3 6.5 - CVE-2026-43726
A use-after-free issue was addressed with improved memory management.
mediumCVSSv3 6.5 - CVE-2026-43725
The issue was addressed with improved input validation.
highCVSSv3 7.1 - CVE-2026-43721
This issue was addressed through improved state management.
mediumCVSSv3 6.5 - CVE-2026-43720
A use-after-free issue was addressed with improved memory management.
mediumCVSSv3 6.5 - CVE-2026-43716
The issue was addressed with improved memory handling.
mediumCVSSv3 6.5 - CVE-2026-43715
A use-after-free issue was addressed with improved memory management.
highCVSSv3 8.8 - CVE-2026-43713
A permissions issue was addressed with additional restrictions.
mediumCVSSv3 6.5 - CVE-2026-43712
The issue was addressed with improved memory handling.
mediumCVSSv3 6.5 - CVE-2026-43707
A memory corruption issue was addressed with improved memory handling.
mediumCVSSv3 6.5 - CVE-2026-43705
A type confusion issue was addressed with improved checks.
highCVSSv3 8.8 - CVE-2026-43701
The issue was addressed with improved checks.
highCVSSv3 7.1 - CVE-2026-43699
A use-after-free issue was addressed with improved memory management.
mediumCVSSv3 6.5 - CVE-2026-43676
An out-of-bounds access issue was addressed with improved bounds checking.
mediumCVSSv3 6.5 - CVE-2026-43663
The issue was addressed with improved memory handling.
mediumCVSSv3 6.5 - CVE-2026-39872
The issue was addressed with improved memory handling.
mediumCVSSv3 6.5