PT-2015-7650 · Linux+5 · Linux Kernel+5

Dmitry Vyukov · Published 2015-10-29 · Updated 2023-02-13 · CVE-2015-7872

Positive Technologies (AI Summary)

CVSS v2.0

2.1

Low

Base vector

AV:L/AC:L/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.2.7

Description The issue allows local users to cause a denial of service via crafted keyctl commands. It is related to the key gc unused keys function in security/keys/gc.c.

Recommendations For Linux kernel versions prior to 4.2.7, update to version 4.2.7 or later to resolve the issue.

Exploit

Fix

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2015-2010

ALT-PU-2016-1485

CESA-2015_2636

CESA-2016_0185

CVE-2015-7872

DSA-3396-1

MGASA-2016-0005

MGASA-2016-0014

MGASA-2016-0015

OPENSUSE-SU-2015_1842-1

OPENSUSE-SU-2016_0301-1

OPENSUSE-SU-2016_1008-1

RHSA-2015:2636

RHSA-2015_2636

RHSA-2016:0185

RHSA-2016:0212

RHSA-2016:0224

RHSA-2016_0185

RHSA-2016_0212

SUSE-SU-2015:2108-1

SUSE-SU-2015:2194-1

SUSE-SU-2015:2292-1

SUSE-SU-2015:2339-1

SUSE-SU-2015:2350-1

SUSE-SU-2016:0335-1

SUSE-SU-2016:0337-1

SUSE-SU-2016:0354-1

SUSE-SU-2016:0380-1

SUSE-SU-2016:0381-1

SUSE-SU-2016:0383-1

SUSE-SU-2016:0384-1

SUSE-SU-2016:0386-1

SUSE-SU-2016:0387-1

SUSE-SU-2016:0434-1

SUSE-SU-2016:2074-1

USN-2823-1

USN-2824-1

USN-2826-1

USN-2829-1

USN-2829-2

USN-2840-1

USN-2840-2

USN-2843-1

USN-2843-2

USN-2843-3

Affected Products

Alt Linux

Centos

Linux Kernel

Red Hat

Suse

Ubuntu

References · 409

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/overlayfs_priv_esc.rb · Exploit
• 🔥 https://github.com/xairy/kernel-exploits/tree/master/CVE-2016-2384 · Exploit
• 🔥 https://github.com/fi01/CVE-2015-3636 · Exploit
• 🔥 https://github.com/android-rooting-tools/libpingpong_exploit · Exploit
• 🔥 https://github.com/nardholio/cve-2016-0728 · Exploit
• 🔥 https://github.com/a7vinx/CVE-2015-3636 · Exploit
• 🔥 https://github.com/askk/libping_unhash_exploit_POC · Exploit
• 🔥 https://github.com/Kagami/docker_cve-2015-2925 · Exploit
• 🔥 https://github.com/bittorrent3389/cve-2016-0728 · Exploit
• 🔥 https://github.com/betalphafai/cve-2015-3636_crash · Exploit
• 🔥 https://github.com/neuschaefer/cve-2016-0728-testbed · Exploit
• 🔥 https://github.com/geekben/cve-collections/blob/master/cve20160728poc.c · Exploit
• 🔥 https://github.com/whu-enjoy/CVE-2015-8660 · Exploit
• https://github.com/torvalds/linux/commit/ce1fad2740c648a4340f6f6c391a8a83769d2e8c · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2016:0383-1 · Vendor Advisory