Alerts This Week
Warning Icon 1 1,295
Alerts This Week
Warning Icon 1 1,295

Ubuntu 22.04 LTS: USN-7208-1 critical: bcel buffer overflow

ubuntu
Calendar Grey January 16, 2025
Dist Ubuntu Esm H88
Ubuntu Security Notice USN-7209-1 outlines fixes for a bcel weakness affecting various Ubuntu editions.
Apache Commons BCEL could be made to crash or run programs if it received specially crafted network traffic.

Summary

Apache Commons BCEL could be made to crash or run programs

if it received specially crafted network traffic.

Software Description:

- bcel: Analyze, create, and manipulate (binary) Java class files

Details:

Felix Wilhelm discovered that Apache Commons BCEL APIs

incorrectly handled parameters due to a memory issue. An

attacker supplying malicious input could exploit this to

generate and execute arbitrary bytecode.

Topics%20covered

Topics Covered

security advisory software update Ubuntu memory issue network attack malicious input bcel

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS
libbcel-java 6.5.0-1ubuntu0.1

Ubuntu 20.04 LTS
libbcel-java 6.4.1-1ubuntu0.1~esm1
Available with Ubuntu Pro

Ubuntu 18.04 LTS
libbcel-java 6.2-1ubuntu0.1~esm1
Available with Ubuntu Pro

Ubuntu 16.04 LTS
libbcel-java 6.0~rc3-2ubuntu1+esm1
Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-7208-1

CVE-2022-42920

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7208-1

Topics%20covered

Topics Covered

security advisory software update Ubuntu memory issue network attack malicious input bcel

Package Information

https://launchpad.net/ubuntu/+source/bcel/6.5.0-1ubuntu0.1

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here