CVE-2016-0723

 

Published at: - 08-02-2016 04:59

Last modified: - 21-09-2022 08:44

Total changes: - 2

Description

Race condition in the tty_ioctl function in drivers/tty/tty_io.c in the Linux kernel through 4.4.1 allows local users to obtain sensitive information from kernel memory or cause a denial of service (use-after-free and system crash) by making a TIOCGETD ioctl call during processing of a TIOCSETD ioctl call.

Common Vulnerability Scoring System (CVSS)

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

 

Verification logic

 

Reference

• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5c17c861a357e9458001f021a7afa7aab9937439
• https://github.com/torvalds/linux/commit/5c17c861a357e9458001f021a7afa7aab9937439
• https://bugzilla.redhat.com/show_bug.cgi?id=1296253
• https://security-tracker.debian.org/tracker/CVE-2016-0723
• http://source.android.com/security/bulletin/2016-07-01.html
• SUSE-SU-2016:1764-
• http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
• http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
• SUSE-SU-2016:2074-
• 82950-
• DSA-3503-
• openSUSE-SU-2016:1008-
• USN-2967-1-
• USN-2967-2-
• USN-2930-1-
• USN-2929-1-
• USN-2932-1-
• USN-2948-2-
• 1035695-
• USN-2930-2-
• USN-2929-2-
• USN-2930-3-
• SUSE-SU-2016:0911-
• SUSE-SU-2016:1102-
• USN-2948-1-
• FEDORA-2016-5d43766e33-
• DSA-3448-
• FEDORA-2016-2f25d12c51-
• https://support.f5.com/csp/article/K43650115

 

Keywords

NVD

 

CVE-2016-0723

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures