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Package details: pkg:deb/debian/firefox@91.0.1-1?distro=sid
purl pkg:deb/debian/firefox@91.0.1-1?distro=sid
Vulnerabilities affecting this package (0)
Vulnerability Summary Fixed by
This package is not known to be affected by vulnerabilities.
Vulnerabilities fixed by this package (1)
Vulnerability Summary Aliases
VCID-9kc8-k5kc-u7em Firefox incorrectly accepted a newline in a HTTP/3 header, interpreting it as two separate headers. This allowed for a header splitting attack against servers using HTTP/3. CVE-2021-29991

Date Actor Action Vulnerability Source VulnerableCode Version
2026-04-16T10:59:13.750086+00:00 Debian Importer Fixing VCID-9kc8-k5kc-u7em https://security-tracker.debian.org/tracker/data/json 38.4.0
2026-04-13T07:27:16.833750+00:00 Debian Importer Fixing VCID-9kc8-k5kc-u7em https://security-tracker.debian.org/tracker/data/json 38.3.0
2026-04-02T17:10:03.943223+00:00 Debian Importer Fixing VCID-9kc8-k5kc-u7em https://security-tracker.debian.org/tracker/data/json 38.1.0