DescriptionWhen NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module, undisclosed HTTP/3 encoder instructions can cause NGINX worker processes to terminate or cause or other potential impact.
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
nginx (PTS)jessie, jessie (lts)1.6.2-5+deb8u10vulnerable
stretch (security)1.10.3-1+deb9u7vulnerable
stretch (lts), stretch1.10.3-1+deb9u8vulnerable
buster (security)1.14.2-2+deb10u5fixed
bullseye (security), bullseye1.18.0-6.1+deb11u3fixed
sid, trixie1.26.0-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
nginxsourcebuster(not affected)
nginxsourcebullseye(not affected)
nginxsourcebookworm(not affected)


[bookworm] - nginx <not-affected> (Vulnerable code not present)
[bullseye] - nginx <not-affected> (Vulnerable code not present)
[buster] - nginx <not-affected> (Vulnerable code not present)
HTTP3 not enabled in Debian build

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