Medium severity6.8NVD Advisory· Published Feb 8, 2016· Updated Jun 17, 2026
CVE-2016-0723
CVE-2016-0723
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
107- osv-coords105 versionspkg:rpm/opensuse/kernel-source&distro=openSUSE%20Tumbleweedpkg:rpm/suse/kernel-bigsmp&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-bigsmp&distro=SUSE%20Manager%202.1pkg:rpm/suse/kernel-bigsmp&distro=SUSE%20Manager%20Proxy%202.1pkg:rpm/suse/kernel-bigsmp&distro=SUSE%20OpenStack%20Cloud%205pkg:rpm/suse/kernel-compute_debug&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1pkg:rpm/suse/kernel-compute&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP1pkg:rpm/suse/kernel-default&distro=SUSE%20Manager%202.1pkg:rpm/suse/kernel-default&distro=SUSE%20Manager%20Proxy%202.1pkg:rpm/suse/kernel-default&distro=SUSE%20OpenStack%20Cloud%205pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2012pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-ec2&distro=SUSE%20Manager%202.1pkg:rpm/suse/kernel-ec2&distro=SUSE%20Manager%20Proxy%202.1pkg:rpm/suse/kernel-ec2&distro=SUSE%20OpenStack%20Cloud%205pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP4pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-ppc64&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-ppc64&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1pkg:rpm/suse/kernel-rt_trace&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%202.1pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%20Proxy%202.1pkg:rpm/suse/kernel-source&distro=SUSE%20OpenStack%20Cloud%205pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%202.1pkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%20Proxy%202.1pkg:rpm/suse/kernel-syms&distro=SUSE%20OpenStack%20Cloud%205pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP4pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-trace&distro=SUSE%20Manager%202.1pkg:rpm/suse/kernel-trace&distro=SUSE%20Manager%20Proxy%202.1pkg:rpm/suse/kernel-trace&distro=SUSE%20OpenStack%20Cloud%205pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP4pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-xen&distro=SUSE%20Manager%202.1pkg:rpm/suse/kernel-xen&distro=SUSE%20Manager%20Proxy%202.1pkg:rpm/suse/kernel-xen&distro=SUSE%20OpenStack%20Cloud%205pkg:rpm/suse/kgraft-patch-SLE12-SP1_Update_3&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012pkg:rpm/suse/kgraft-patch-SLE12_Update_12&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012pkg:rpm/suse/lttng-modules&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/lttng-modules&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1
< 4.8.13-1.1+ 104 more
- (no CPE)range: < 4.8.13-1.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.12.58-14.1
- (no CPE)range: < 3.12.58-14.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-0.7.40.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-71.2
- (no CPE)range: < 3.12.55-52.42.2
- (no CPE)range: < 3.12.53-60.30.2
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-0.7.40.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.12.55-52.42.2
- (no CPE)range: < 3.12.53-60.30.2
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.0.101-0.7.40.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.58-14.1
- (no CPE)range: < 3.0.101.rt130-51.1
- (no CPE)range: < 3.12.58-14.1
- (no CPE)range: < 3.0.101.rt130-51.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-0.7.40.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101.rt130-51.1
- (no CPE)range: < 3.12.58-14.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-0.7.40.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101.rt130-51.1
- (no CPE)range: < 3.12.58-14.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.0.101-0.7.40.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-0.7.40.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-71.1
- (no CPE)range: < 3.12.55-52.42.1
- (no CPE)range: < 3.12.53-60.30.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 3.0.101-0.47.79.1
- (no CPE)range: < 1-2.1
- (no CPE)range: < 1-2.1
- (no CPE)range: < 2.7.0-3.1
- (no CPE)range: < 2.7.0-3.1
Patches
Vulnerability mechanics
References
29- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdVendor Advisory
- lists.fedoraproject.org/pipermail/package-announce/2016-February/176464.htmlnvd
- lists.fedoraproject.org/pipermail/package-announce/2016-February/176484.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.htmlnvd
- source.android.com/security/bulletin/2016-07-01.htmlnvd
- www.debian.org/security/2016/dsa-3448nvd
- www.debian.org/security/2016/dsa-3503nvd
- www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlnvd
- www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.htmlnvd
- www.securityfocus.com/bid/82950nvd
- www.securitytracker.com/id/1035695nvd
- www.ubuntu.com/usn/USN-2929-1nvd
- www.ubuntu.com/usn/USN-2929-2nvd
- www.ubuntu.com/usn/USN-2930-1nvd
- www.ubuntu.com/usn/USN-2930-2nvd
- www.ubuntu.com/usn/USN-2930-3nvd
- www.ubuntu.com/usn/USN-2932-1nvd
- www.ubuntu.com/usn/USN-2948-1nvd
- www.ubuntu.com/usn/USN-2948-2nvd
- www.ubuntu.com/usn/USN-2967-1nvd
- www.ubuntu.com/usn/USN-2967-2nvd
- bugzilla.redhat.com/show_bug.cginvd
- github.com/torvalds/linux/commit/5c17c861a357e9458001f021a7afa7aab9937439nvd
- security-tracker.debian.org/tracker/CVE-2016-0723nvd
- support.f5.com/csp/article/K43650115nvd
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