CVE-2024-27316

NameCVE-2024-27316
DescriptionHTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413 response. If a client does not stop sending headers, this leads to memory exhaustion.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5662-1
Debian Bugs1068412

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
apache2 (PTS)jessie, jessie (lts)2.4.10-10+deb8u25fixed
stretch (security)2.4.25-3+deb9u13vulnerable
stretch (lts), stretch2.4.25-3+deb9u15vulnerable
buster2.4.38-3+deb10u8vulnerable
buster (security)2.4.38-3+deb10u10vulnerable
bullseye2.4.56-1~deb11u2vulnerable
bullseye (security)2.4.59-1~deb11u1fixed
bookworm2.4.57-2vulnerable
bookworm (security)2.4.59-1~deb12u1fixed
trixie2.4.58-1vulnerable
sid2.4.59-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
apache2sourcejessie(not affected)
apache2sourcebullseye2.4.59-1~deb11u1DSA-5662-1
apache2sourcebookworm2.4.59-1~deb12u1DSA-5662-1
apache2source(unstable)2.4.59-11068412

Notes

https://www.kb.cert.org/vuls/id/421644
https://www.openwall.com/lists/oss-security/2024/04/04/4
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2024-27316
https://github.com/apache/httpd/commit/0d73970ec161300a55b630f71bbf72b5c41f28b9
[jessie] - apache2 <not-affected> (http2 support introduced later)
Need for backport hard to backport https://github.com/apache/httpd/commit/db462008f57927ce45b2f75645695325d48c30c9

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