CVE-2017-15868 Privilege escalation in n/a
Local attackers can gain privileges via a crafted application due to missing socket availability checks in the Linux kernel Bluetooth subsystem.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-15868?
CVE-2017-15868 is a high-severity vulnerability in Canonical Ubuntu Linux, published on 5 Dec 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The bnep_add_connection function in net/bluetooth/bnep/core.c in the Linux kernel before 3.19 does not ensure that an l2cap socket is available, which allows local users to gain privileges via a crafted application.
Weakness: CWE-20
Which versions are affected by CVE-2017-15868?
It affects 3 products.
Linux distribution packages (3)
kgraft-patch-SLE12-SP1_Update_23 SUSE:Linux Enterprise Server 12 SP1-LTSS | All versions | 2-2.1 |
kgraft-patch-SLE12_Update_29 SUSE:Linux Enterprise Server 12-LTSS | All versions | 3-2.1 |
kgraft-patch-SLE12-SP1_Update_23 SUSE:Linux Enterprise Server for SAP Applications 12 SP1 | All versions | 2-2.1 |
Products include Canonical Ubuntu Linux, Debian Debian Linux, Linux kernel.
How do I fix CVE-2017-15868?
Apply the vendor's patch.
Is CVE-2017-15868 being exploited?
There is no known exploitation of CVE-2017-15868 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2017-15868, GHSA-6qcf-qpfw-q4v6, SUSE-SU-2018:0243-1, SUSE-SU-2018:0267-1, UBUNTU-CVE-2017-15868.