USN-6811-1: OpenJDK 11 vulnerabilities
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) 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) 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) 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) 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)
Affected Software
Event History
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
What is the severity of USN-6811-1?
The vulnerability USN-6811-1 has the potential to cause a denial of service due to incorrect exception handling in OpenJDK 11.
How do I fix USN-6811-1?
To resolve the issue identified in USN-6811-1, upgrade to OpenJDK 11 version 11.0.23+9-1ubuntu1~22.04.1 or higher.
What should I do if I'm using Ubuntu 23.10 and affected by USN-6811-1?
If you're using Ubuntu 23.10, you should update your OpenJDK packages to version 11.0.23+9-1ubuntu1~23.10.1 to mitigate the vulnerability in USN-6811-1.
Which Ubuntu versions are impacted by USN-6811-1?
The vulnerability USN-6811-1 affects Ubuntu 18.04, 20.04, 22.04, and 23.10 when using OpenJDK 11.
Can USN-6811-1 lead to system compromise?
While USN-6811-1 can result in a denial of service, it does not allow for unauthorized access or system compromise.