==========================================================================
Ubuntu Security Notice USN-6811-1
June 06, 2024<\/p>\n
openjdk-lts vulnerabilities
==========================================================================<\/p>\n
A security issue affects these releases of Ubuntu and its derivatives:<\/p>\n
– Ubuntu 23.10
– Ubuntu 22.04 LTS
– Ubuntu 20.04 LTS
– Ubuntu 18.04 LTS<\/p>\n
Summary:<\/p>\n
Several security issues were fixed in OpenJDK 11.<\/p>\n
Software Description:
– openjdk-lts: Open Source Java implementation<\/p>\n
Details:<\/p>\n
It was discovered that the Hotspot component of OpenJDK 11 incorrectly
handled certain exceptions with specially crafted long messages. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2024-21011)<\/p>\n
It was discovered that OpenJDK 11 incorrectly performed reverse DNS
query under certain circumstances in the Networking\/HTTP client
component. An attacker could possibly use this issue to obtain sensitive
information. (CVE-2024-21012)<\/p>\n
Vladimir Kondratyev discovered that the Hotspot component of OpenJDK 11
incorrectly handled address offset calculations in the C1 compiler. An
attacker could possibly use this issue to cause a denial of service
or execute arbitrary code. (CVE-2024-21068)<\/p>\n
Yakov Shafranovich discovered that OpenJDK 11 did not properly manage
memory in the Pack200 archive format. An attacker could possibly use this
issue to cause a denial of service. (CVE-2024-21085)<\/p>\n
It was discovered that the Hotspot component of OpenJDK 11 incorrectly
handled array accesses in the C2 compiler. An attacker could possibly use
this issue to cause a denial of service or execute arbitrary code.
(CVE-2024-21094)<\/p>\n
Update instructions:<\/p>\n
The problem can be corrected by updating your system to the following
package versions:<\/p>\n
Ubuntu 23.10
openjdk-11-jdk 11.0.23+9-1ubuntu1~23.10.1
openjdk-11-jdk-headless 11.0.23+9-1ubuntu1~23.10.1
openjdk-11-jre 11.0.23+9-1ubuntu1~23.10.1
openjdk-11-jre-headless 11.0.23+9-1ubuntu1~23.10.1
openjdk-11-jre-zero 11.0.23+9-1ubuntu1~23.10.1<\/p>\n
Ubuntu 22.04 LTS
openjdk-11-jdk 11.0.23+9-1ubuntu1~22.04.1
openjdk-11-jdk-headless 11.0.23+9-1ubuntu1~22.04.1
openjdk-11-jre 11.0.23+9-1ubuntu1~22.04.1
openjdk-11-jre-headless 11.0.23+9-1ubuntu1~22.04.1
openjdk-11-jre-zero 11.0.23+9-1ubuntu1~22.04.1<\/p>\n
Ubuntu 20.04 LTS
openjdk-11-jdk 11.0.23+9-1ubuntu1~20.04.2
openjdk-11-jdk-headless 11.0.23+9-1ubuntu1~20.04.2
openjdk-11-jre 11.0.23+9-1ubuntu1~20.04.2
openjdk-11-jre-headless 11.0.23+9-1ubuntu1~20.04.2
openjdk-11-jre-zero 11.0.23+9-1ubuntu1~20.04.2<\/p>\n
Ubuntu 18.04 LTS
openjdk-11-jdk 11.0.23+9-1ubuntu1~18.04.1
Available with Ubuntu Pro
openjdk-11-jdk-headless 11.0.23+9-1ubuntu1~18.04.1
Available with Ubuntu Pro
openjdk-11-jre 11.0.23+9-1ubuntu1~18.04.1
Available with Ubuntu Pro
openjdk-11-jre-headless 11.0.23+9-1ubuntu1~18.04.1
Available with Ubuntu Pro
openjdk-11-jre-zero 11.0.23+9-1ubuntu1~18.04.1
Available with Ubuntu Pro<\/p>\n
This update uses a new upstream release, which includes additional bug
fixes. After a standard system update you need to restart any Java
applications to make all the necessary changes.<\/p>\n
References:
https:\/\/ubuntu.com\/security\/notices\/USN-6811-1
CVE-2024-21011, CVE-2024-21012, CVE-2024-21068, CVE-2024-21085,
CVE-2024-21094<\/p>\n
Package Information:
https:\/\/launchpad.net\/ubuntu\/+source\/openjdk-lts\/11.0.23+9-1ubuntu1~23.10.1
https:\/\/launchpad.net\/ubuntu\/+source\/openjdk-lts\/11.0.23+9-1ubuntu1~22.04.1
https:\/\/launchpad.net\/ubuntu\/+source\/openjdk-lts\/11.0.23+9-1ubuntu1~20.04.2<\/p>\n","protected":false},"excerpt":{"rendered":"
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