Packages
- klibc - Minimalistic libc subset for use with initramfs
Details
It was discovered that zlib, vendored in klibc, did not properly handle
integer arithmetic. An attacker could possibly use this issue to execute
arbitrary code or cause a denial of service.
It was discovered that zlib, vendored in klibc, did not properly handle
integer arithmetic. An attacker could possibly use this issue to execute
arbitrary code or cause a denial of service.
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 25.10 questing | klibc-utils – 2.0.14-1ubuntu1.1 | ||
| libklibc – 2.0.14-1ubuntu1.1 | |||
| 25.04 plucky | klibc-utils – 2.0.13-4ubuntu1.1 | ||
| libklibc – 2.0.13-4ubuntu1.1 | |||
| 24.04 LTS noble | klibc-utils – 2.0.13-4ubuntu0.2 | ||
| libklibc – 2.0.13-4ubuntu0.2 | |||
| 22.04 LTS jammy | klibc-utils – 2.0.10-4ubuntu0.2 | ||
| libklibc – 2.0.10-4ubuntu0.2 | |||
| 20.04 LTS focal | klibc-utils – 2.0.7-1ubuntu5.2+esm1 | ||
| libklibc – 2.0.7-1ubuntu5.2+esm1 | |||
| 18.04 LTS bionic | klibc-utils – 2.0.4-9ubuntu2.2+esm2 | ||
| libklibc – 2.0.4-9ubuntu2.2+esm2 | |||
| 16.04 LTS xenial | klibc-utils – 2.0.4-8ubuntu1.16.04.4+esm3 | ||
| libklibc – 2.0.4-8ubuntu1.16.04.4+esm3 | |||
| 14.04 LTS trusty | klibc-utils – 2.0.3-0ubuntu1.14.04.3+esm4 | ||
| libklibc – 2.0.3-0ubuntu1.14.04.3+esm4 | |||
Reduce your security exposure
Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.