CVE-2016-8740

NameCVE-2016-8740
DescriptionThe mod_http2 module in the Apache HTTP Server 2.4.17 through 2.4.23, when the Protocols configuration includes h2 or h2c, does not restrict request-header length, which allows remote attackers to cause a denial of service (memory consumption) via crafted CONTINUATION frames in an HTTP/2 request.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs847124

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
apache2 (PTS)bullseye2.4.59-1~deb11u1fixed
bullseye (security)2.4.61-1~deb11u1fixed
bookworm2.4.59-1~deb12u1fixed
bookworm (security)2.4.61-1~deb12u1fixed
trixie2.4.61-1fixed
sid2.4.62-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
apache2sourcewheezy(not affected)
apache2sourcejessie(not affected)
apache2source(unstable)2.4.25-1847124

Notes

[jessie] - apache2 <not-affected> (Vulnerable code not present)
[wheezy] - apache2 <not-affected> (Vulnerable code not present)
HTTP/2 support introduced in 2.4.17

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