kernel: net: insufficient permision checks of netlink messages

It was found that the permission checks performed by the Linux kernel when a netlink message was received were not sufficient. A local, unprivileged user could potentially bypass these restrictions by passing a netlink socket as stdout or stderr to a more privileged process and altering the outpu...

Linux kernel futex_requeue privilege elevation

Added: 12/03/2014 CVE: CVE-2014-3153 BID: 67906 OSVDB: 107752 Background The futex system call in Linux provides a mechanism for user-space locking. Problem A vulnerability in the Linux kernel allows an unprivileged user to gain root access using a specially crafted futexrequeue call. Resolution...

Linux kernel futex_requeue privilege elevation

Added: 12/03/2014 CVE: CVE-2014-3153 BID: 67906 OSVDB: 107752 Background The futex system call in Linux provides a mechanism for user-space locking. Problem A vulnerability in the Linux kernel allows an unprivileged user to gain root access using a specially crafted futexrequeue call. Resolution...

Linux kernel futex_requeue privilege elevation

Added: 12/03/2014 CVE: CVE-2014-3153 BID: 67906 OSVDB: 107752 Background The futex system call in Linux provides a mechanism for user-space locking. Problem A vulnerability in the Linux kernel allows an unprivileged user to gain root access using a specially crafted futexrequeue call. Resolution...

Linux kernel futex_requeue privilege elevation

Added: 12/03/2014 CVE: CVE-2014-3153 BID: 67906 OSVDB: 107752 Background The futex system call in Linux provides a mechanism for user-space locking. Problem A vulnerability in the Linux kernel allows an unprivileged user to gain root access using a specially crafted futexrequeue call. Resolution...

kernel: insufficient syscall number validation in perf and ftrace subsystems

An out-of-bounds memory access flaw, CVE-2014-7825, was found in the syscall tracing functionality of the Linux kernel's perf subsystem. A local, unprivileged user could use this flaw to crash the system. Additionally, an out-of-bounds memory access flaw, CVE-2014-7826, was found in the syscall...

kernel: insufficient syscall number validation in perf and ftrace subsystems

An out-of-bounds memory access flaw, CVE-2014-7825, was found in the syscall tracing functionality of the Linux kernel's perf subsystem. A local, unprivileged user could use this flaw to crash the system. Additionally, an out-of-bounds memory access flaw, CVE-2014-7826, was found in the syscall...

Android SMS Resend Vulnerability

Android versions prior to 5.0 allow an unprivileged application the ability to resend all the SMS's stored in the users phone. INTRODUCTION ================================== In Android 5.0, an unprivileged app can resend all the SMS stored in the user's phone to their corresponding recipients or...

Ubuntu 12.04 LTS : linux vulnerabilities (USN-2417-1)

Nadav Amit reported that the KVM Kernel Virtual Machine mishandles noncanonical addresses when emulating instructions that change the rip Instruction Pointer. A guest user with access to I/O or the MMIO can use this flaw to cause a denial of service system crash of the guest. CVE-2014-3647 A flaw...

Microsoft Windows Kerberos Key Distribution Center (KDC) fails to properly validate Privilege Attribute Certificate (PAC) signature

Overview Microsoft Windows Kerberos KDC contains a vulnerability allowing an authenticated unprivileged domain user to escalate privileges to a domain administrator account, allowing the user to compromise any computer on the domain. Description CWE-347: Improper Verification of Cryptographic...

kernel: kvm: vmx: invvpid vm exit not handled

It was found that the Linux kernel's KVM subsystem did not handle the VM exits gracefully for the invvpid Invalidate Translations Based on VPID instructions. On hosts with an Intel processor and invppid VM exit support, an unprivileged guest user could use these instructions to crash the guest...

Microsoft Office Invalid Pointer CVE-2014-6335 Memory Corruption Vulnerability

Description Microsoft Office is prone to a remote memory-corruption vulnerability because it fails to properly handle objects in memory. An attacker can leverage this issue to execute arbitrary code in the context of the currently logged-in user. Failed exploit attempts will likely result in...

Microsoft Internet Explorer CVE-2014-6353 Remote Memory Corruption Vulnerability

Description Microsoft Internet Explorer is prone to a remote memory-corruption vulnerability. Attackers can exploit this issue by enticing an unsuspecting user to view a specially crafted webpage. Attackers can exploit this issue to execute arbitrary code in the context of the currently logged-in...

UBUNTU-CVE-2014-3645

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel before 3.12 does not have an exit handler for the INVEPT instruction, which allows guest OS users to cause a denial of service guest OS crash via a crafted application. A local unprivileged guest user could use this flaw to crash the gue...

FreeBSD -- Kernel stack disclosure in setlogin(2) / getlogin(2)

Problem Description: When setlogin2 is called while setting up a new login session, the login name is copied into an uninitialized stack buffer, which is then copied into a buffer of the same size in the session structure. The getlogin2 system call returns the entire buffer rather than just the...

openstack-neutron: Admin-only network attributes may be reset to defaults by non-privileged users

It was discovered that unprivileged users could in some cases reset admin-only network attributes to their default values. This could lead to unexpected behavior or in some cases result in a denial of service...

Moderate: Red Hat Security Advisory: openstack-neutron security, bug fix, and enhancement update

Updated openstack-neutron packages that fix one security issue, several bugs, and add multiple enhancements are now available for Red Hat Enterprise Linux OpenStack Platform 5.0 for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having Moderate security impact. A...

kernel: futex: refcount issue in case of requeue

A flaw was found in the way the Linux kernel's futex subsystem handled reference counting when requeuing futexes during futexwait. A local, unprivileged user could use this flaw to zero out the reference counter of an inode or an mm struct that backs up the memory area of the futex, which could...

kernel: kvm: vmx: invept vm exit not handled

It was found that the Linux kernel's KVM subsystem did not handle the VM exits gracefully for the invept Invalidate Translations Derived from EPT instructions. On hosts with an Intel processor and invept VM exit support, an unprivileged guest user could use these instructions to crash the guest...

UBUNTU-CVE-2014-3646

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service guest OS crash via a crafted application. A local unprivileged guest user could use this flaw to crash the...