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CVE-2020-13934

Published: 14 July 2020

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.

Priority

Medium

CVSS 3 base score: 7.5

Status

Package Release Status
tomcat6
Launchpad, Ubuntu, Debian
bionic Does not exist

eoan Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

precise Ignored
(end of ESM support, was needs-triage)
trusty Needs triage

upstream Needs triage

xenial Needs triage

tomcat7
Launchpad, Ubuntu, Debian
bionic Needs triage

eoan Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

precise Does not exist

trusty Not vulnerable

upstream Needs triage

xenial Needs triage

tomcat8
Launchpad, Ubuntu, Debian
bionic Needs triage

eoan Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

precise Does not exist

trusty Does not exist

upstream Needs triage

xenial Not vulnerable
(code not present)
Patches:
upstream: https://github.com/apache/tomcat/commit/923d834500802a61779318911d7898bd85fc950e

tomcat9
Launchpad, Ubuntu, Debian
bionic Needs triage

eoan Ignored
(reached end-of-life)
focal
Released (9.0.31-1ubuntu0.1)
groovy Not vulnerable
(9.0.37-3)
hirsute Not vulnerable
(9.0.37-3)
impish Not vulnerable
(9.0.37-3)
jammy Not vulnerable
(9.0.37-3)
kinetic Not vulnerable
(9.0.37-3)
precise Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

Patches:

upstream: https://github.com/apache/tomcat/commit/172977f04a5215128f1e278a688983dcd230f399 (9.0.37)