USN-3916-1: libsolv vulnerabilities

USN-3916-1: libsolv vulnerabilities

libsolv vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 18.10

Summary

Libzip could be made to crash if it received specially crafted input.

Software Description

• libsolv – A dependency solver using a satisfiablility algorithm

Details

It was discovered that libsolv incorrectly handled certain malformed input. If a
user or automated system were tricked into opening a specially crafted file,
applications that rely on libsolv could be made to crash, resulting in a denial
of service.

Update instructions

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

Ubuntu 18.10

libsolv-tools – 0.6.35-2ubuntu0.18.10.1

libsolv0 – 0.6.35-2ubuntu0.18.10.1

libsolvext0 – 0.6.35-2ubuntu0.18.10.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

• CVE-2018-20532
• CVE-2018-20533
• CVE-2018-20534

Source: USN-3916-1: libsolv vulnerabilities