CVE-2017-15868 — Improper Input Validation in Kernel

CWE-20 — Improper Input ValidationCWE-391 — Unchecked Error Condition9 documents7 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 93.97%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelDebian LinuxCanonical Ubuntu Linux+1 more
Timeline
PublishedDec 5
Latest updateMay 13

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

▶NVDlinux/linux_kernel3.2 — 3.2.97+3
▶Debianlinux/linux_kernel< 4.0.2-1+3
▶Ubuntulinux/linux_kernel< 3.13.0-142.191
▶debiandebian/linux< linux 4.0.2-1 (bookworm)

Also affects: Debian Linux 8.0, Ubuntu Linux 12.04, 14.04

Patches

Patch: git.kernel.org ↗Patch: patchwork.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

3
GHSA
GHSA-6qcf-qpfw-q4v6: The bnep_add_connection function in net/bluetooth/bnep/core↗2022-05-13
▶
OSV
linux vulnerabilities↗2018-02-23
▶
OSV
CVE-2017-15868: The bnep_add_connection function in net/bluetooth/bnep/core↗2017-12-05
▶

📋Vendor Advisories

4
Ubuntu
Linux kernel vulnerabilities↗2018-02-23
▶
Ubuntu
Linux kernel (Trusty HWE) vulnerabilities↗2018-02-23
▶
Debian
CVE-2017-15868: linux - The bnep_add_connection function in net/bluetooth/bnep/core.c in the Linux kerne...↗2017
▶
Red Hat
kernel: bnep_add_connection does not check if l2cap socket is available allowing privilege escalation↗2014-12-19
▶

💬Community

1
Bugzilla
CVE-2017-15868 kernel: bnep_add_connection does not check if l2cap socket is available allowing privilege escalation↗2017-12-06
▶