CVE-2015-2672: Improper Input Validation

The xsave/xrstor implementation in arch/x86/include/asm/xsave.h in the Linux kernel before 3.19.2 creates certain .altinstrreplacement pointers and consequently does not provide any protection against instruction faulting, which allows local users to cause a denial of service panic by triggering ...

Design/Logic Flaw

The fork implementation in the Linux kernel before 4.5 on s390 platforms mishandles the case of four page-table levels, which allows local users to cause a denial of service system crash or possibly have unspecified other impact via a crafted application, related to...

CVE-2016-2069: Concurrent Execution using Shared Resource with Improper Synchronization

Race condition in arch/x86/mm/tlb.c in the Linux kernel before 4.4.1 allows local users to gain privileges by triggering access to a paging structure by a different CPU...

CVE-2015-8845: Improper Access Control

The tmreclaimthread function in arch/powerpc/kernel/process.c in the Linux kernel before 4.4.1 on powerpc platforms does not ensure that TM suspend mode exists before proceeding with a tmreclaim call, which allows local users to cause a denial of service TM Bad Thing exception and panic via a...

CVE-2016-2143: Improper Input Validation

The fork implementation in the Linux kernel before 4.5 on s390 platforms mishandles the case of four page-table levels, which allows local users to cause a denial of service system crash or possibly have unspecified other impact via a crafted application, related to...

CVE-2016-3159

CVE-2016-3159 affects Xen 4.x on AMD64, where the fpu_fxrstor handler in arch/x86/i387.c mishandles writes to the FSW.ES bit, enabling a local guest to read sensitive register content from another guest by exploiting pending exception/mask bits. The issue stems from an incorrect fix for CVE-2013-...

CVE-2016-3159: Exposure of Sensitive Information to an Unauthorized Actor

The fpufxrstor function in arch/x86/i387.c in Xen 4.x does not properly handle writes to the hardware FSW.ES bit when running on AMD64 processors, which allows local guest OS users to obtain sensitive register content information from another guest by leveraging pending exception and mask bits...

CVE-2016-3158: Exposure of Sensitive Information to an Unauthorized Actor

The xrstor function in arch/x86/xstate.c in Xen 4.x does not properly handle writes to the hardware FSW.ES bit when running on AMD64 processors, which allows local guest OS users to obtain sensitive register content information from another guest by leveraging pending exception and mask bits. NOT...

CVE-2016-3157: Undefined Security Weakness

The switchto function in arch/x86/kernel/process64.c in the Linux kernel does not properly context-switch IOPL on 64-bit PV Xen guests, which allows local guest OS users to gain privileges, cause a denial of service guest OS crash, or obtain sensitive information by leveraging I/O port access...

[SECURITY] Fedora 22 Update: libssh2-1.5.0-2.fc22

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10...

[SECURITY] Fedora 23 Update: libssh2-1.6.0-4.fc23

libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS22, SECSH-USERAUTH25, SECSH-CONNECTION23, SECSH-ARCH20, SECSH-FILEXFER06, SECSH-DHGEX04, and SECSH-NUMBERS10...

CVE-2015-7513: Divide By Zero

arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT counter values during state restoration, which allows guest OS users to cause a denial of service divide-by-zero error and host OS crash via a zero value, related to the kvmvmioctlsetpit and kvmvmioctlsetpit2 functions...

CVE-2016-1570: Improper Input Validation

The PV superpage functionality in arch/x86/mm.c in Xen 3.4.0, 3.4.1, and 4.1.x through 4.6.x allows local PV guests to obtain sensitive information, cause a denial of service, gain privileges, or have unspecified other impact via a crafted page identifier MFN to the 1 MMUEXTMARKSUPER or 2...

F5 Networks BIG-IP : Linux kernel vulnerabilities (K62700573)

CVE-2010-5313 Race condition in arch/x86/kvm/x86.c in the Linux kernel before 2.6.38 allows L2 guest OS users to cause a denial of service L1 guest OS crash via a crafted instruction that triggers an L2 emulation failure report, a similar issue to CVE-2014-7842. CVE-2014-7842 Race condition in...

ffmpeg and Libav cross-domain information disclosure vulnerability

Overview ffmpeg is a "cross-platform solution to record, convert and stream audio and video". ffmpeg is vulnerable to local file disclosure due to improper enforcement of domain restrictions when processing playlist files. Description CWE-201: Information Exposure Through Sent Data- CVE-2016-1897...

CVE-2015-8615: Undefined Security Weakness

The hvmsetcallbackvia function in arch/x86/hvm/irq.c in Xen 4.6 does not limit the number of printk console messages when logging the new callback method, which allows local HVM guest OS users to cause a denial of service via a large number of changes to the callback method HVMPARAMCALLBACKIRQ...

BlackArch Linux v2015.11.24 - Penetration Testing Distribution

BlackArch Linux is an Arch Linux-based distribution for penetration testers and security researchers. The repository contains 1308 tools. You can install tools individually or in groups. BlackArch Linux is compatible with existing Arch installs. The BlackArch Live ISO contains multiple window...

Design/Logic Flaw

The hypercallcreatecontinuation function in arch/arm/domain.c in Xen 4.4.x through 4.6.x allows local guest users to cause a denial of service host crash via a preemptible hypercall to the multicall interface...

PT-2015-2746

Name of the Vulnerable Software and Affected Versions Xen versions 4.4.x through 4.6.x Description The issue is related to the hypercall create continuation function in arch/arm/domain.c, which allows local guest users to cause a denial of service host crash via a preemptible hypercall to the...

CVE-2015-7835

CVE-2015-7835 affects Xen 3.4 through 4.6.x. The vulnerability lies in the mod_l2_entry function in arch/x86/mm.c, which does not properly validate level 2 page table entries. This can allow local PV guest administrators to gain privileges via a crafted superpage mapping (privilege escalation). N...