CVE-2020-13934

Name	CVE-2020-13934
Description	An h2c direct connection to Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M5 to 9.0.36 and 8.5.1 to 8.5.56 did not release the HTTP/1.1 processor after the upgrade to HTTP/2. If a sufficient number of such requests were made, an OutOfMemoryException could occur leading to a denial of service.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-2286-1, DSA-4727-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
tomcat9 (PTS)	bookworm	9.0.70-2	fixed
	trixie	9.0.95-1	fixed
	forky, sid	9.0.118-1	fixed

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

Package	Type	Release	Fixed Version	Origin
tomcat8	source	stretch	8.5.54-0+deb9u3	DLA-2286-1
tomcat8	source	(unstable)	(unfixed)
tomcat9	source	buster	9.0.31-1~deb10u2	DSA-4727-1
tomcat9	source	(unstable)	9.0.37-1

Notes

https://www.openwall.com/lists/oss-security/2020/07/14/4
https://github.com/apache/tomcat/commit/923d834500802a61779318911d7898bd85fc950e (8.5.57)
https://github.com/apache/tomcat/commit/172977f04a5215128f1e278a688983dcd230f399 (9.0.37)