SUSE-SU-2017:2598-1 Security update for libvirt
An attacker can execute arbitrary commands by providing a malicious hostname in SSH connections, affecting libvirt virtualization management.
- 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-2017:2598-1?
SUSE-SU-2017:2598-1 is a command injection vulnerability in libvirt, published on 29 Sep 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#1049505, bsc#1051017: Security manager: Don't autogenerate seclabels of type 'none' when AppArmor is inactive
- bsc#1045693: Support chardevs with ARM machines
Which versions are affected by SUSE-SU-2017:2598-1?
Linux distribution packages (4)
libvirt SUSE:Linux Enterprise Desktop 12 SP3 | All versions | 3.3.0-5.3.1 |
libvirt SUSE:Linux Enterprise Server 12 SP3 | All versions | 3.3.0-5.3.1 |
libvirt SUSE:Linux Enterprise Server for SAP Applications 12 SP3 | All versions | 3.3.0-5.3.1 |
libvirt SUSE:Linux Enterprise Software Development Kit 12 SP3 | All versions | 3.3.0-5.3.1 |
How do I fix SUSE-SU-2017:2598-1?
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-2017:2598-1 being exploited?
There is no known exploitation of SUSE-SU-2017:2598-1 in the wild and no public exploit code.