SUSE-SU-2017:2660-1 Security update for libvirt

Not scored Published

An attacker can execute arbitrary commands by exploiting improper escaping of SSH command lines in libvirt.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is SUSE-SU-2017:2660-1?

SUSE-SU-2017:2660-1 is a command injection vulnerability in libvirt, published on 9 Oct 2017. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

This update for libvirt fixes several issues.

This security issue was fixed:

  • bsc#1053600: Escape ssh commed line to prevent interpreting malicious hostname as arguments, allowing for command execution

These non-security issues were fixed:

  • bsc#1025340: Use xend for nodeGetFreeMemory API
  • bsc#1026236: Add support for tsc timers on xen

Which versions are affected by SUSE-SU-2017:2660-1?

Linux distribution packages (3)
libvirt SUSE:Linux Enterprise Server 11 SP4All versions1.2.5-23.3.1
libvirt SUSE:Linux Enterprise Server for SAP Applications 11 SP4All versions1.2.5-23.3.1
libvirt SUSE:Linux Enterprise Software Development Kit 11 SP4All versions1.2.5-23.3.1

How do I fix SUSE-SU-2017:2660-1?

Apply the vendor's patch.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is SUSE-SU-2017:2660-1 being exploited?

There is no known exploitation of SUSE-SU-2017:2660-1 in the wild and no public exploit code.

Sources

Is SUSE-SU-2017:2660-1 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free