Xen 'arch_do_domctl()' Information Disclosure Vulnerability

Xen is a virtualization technology for the Linux kernel that allows multiple operating systems to run simultaneously. An information disclosure vulnerability exists in the 'archdodomctl' function when Xen handles the XENDOMCTLgettscinfo operation, which could be exploited by a local attacker to...

Windows Interactive Powershell Session, Reverse TCP

Listen for a connection and spawn an interactive powershell session This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework require 'rex/powershell' module MetasploitModule CachedSize = :dynamic include...

BSD x64 Execute Command

Execute an arbitrary command This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework Exec ---- Executes an arbitrary command. module MetasploitModule CachedSize = 31 include Msf::Payload::Single include Msf::Payload::Bsd def...

[SECURITY] Fedora 20 Update: libssh2-1.5.0-1.fc20

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 21 Update: libssh2-1.5.0-1.fc21

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-2015-1593: Undefined Security Weakness

The stack randomization feature in the Linux kernel before 3.19.1 on 64-bit platforms uses incorrect data types for the results of bitwise left-shift operations, which makes it easier for attackers to bypass the ASLR protection mechanism by predicting the address of the top of the stack, related ...

[SECURITY] Fedora 22 Update: libssh2-1.5.0-1.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...

GNU C Library (glibc) __nss_hostname_digits_dots() function vulnerable to buffer overflow

Overview The nsshostnamedigitsdots function of the GNU C Library glibc allows a buffer overflow condition in which arbitrary code may be executed. This vulnerability has been assigned CVE-2015-0235, and is referred to in the media by the name "GHOST". Description According to Qualys, the...

CVE-2014-9585: Undefined Security Weakness

The vdsoaddr function in arch/x86/vdso/vma.c in the Linux kernel through 3.18.2 does not properly choose memory locations for the vDSO area, which makes it easier for local users to bypass the ASLR protection mechanism by guessing a location at the end of a PMD...

CVE-2014-9419: Exposure of Sensitive Information to an Unauthorized Actor

The switchto function in arch/x86/kernel/process64.c in the Linux kernel through 3.18.1 does not ensure that Thread Local Storage TLS descriptors are loaded before proceeding with other steps, which makes it easier for local users to bypass the ASLR protection mechanism via a crafted application...

CVE-2014-8133

arch/x86/kernel/tls.c in the Thread Local Storage TLS implementation in the Linux kernel through 3.18.1 allows local users to bypass the espfix protection mechanism, and consequently makes it easier for local users to bypass the ASLR protection mechanism, via a crafted application that makes a...

CVE-2014-9322: Improper Privilege Management

arch/x86/kernel/entry64.S in the Linux kernel before 3.17.5 does not properly handle faults associated with the Stack Segment SS segment register, which allows local users to gain privileges by triggering an IRET instruction that leads to access to a GS Base address from the wrong space...

CVE-2014-8133: Undefined Security Weakness

arch/x86/kernel/tls.c in the Thread Local Storage TLS implementation in the Linux kernel through 3.18.1 allows local users to bypass the espfix protection mechanism, and consequently makes it easier for local users to bypass the ASLR protection mechanism, via a crafted application that makes a...

CVE-2014-8134: Undefined Security Weakness

The paravirtopssetup function in arch/x86/kernel/kvm.c in the Linux kernel through 3.18 uses an improper paravirtenabled setting for KVM guest kernels, which makes it easier for guest OS users to bypass the ASLR protection mechanism via a crafted application that reads a 16-bit value...

CVE-2014-7842: Concurrent Execution using Shared Resource with Improper Synchronization

Race condition in arch/x86/kvm/x86.c in the Linux kernel before 3.17.4 allows guest OS users to cause a denial of service guest OS crash via a crafted application that performs an MMIO transaction or a PIO transaction to trigger a guest userspace emulation error report, a similar issue to...

CVE-2014-9090: Undefined Security Weakness

The dodoublefault function in arch/x86/kernel/traps.c in the Linux kernel through 3.17.4 does not properly handle faults associated with the Stack Segment SS segment register, which allows local users to cause a denial of service panic via a modifyldt system call, as demonstrated by sigreturn32 i...

CVE-2014-7843: Undefined Security Weakness

The clearuser function in arch/arm64/lib/clearuser.S in the Linux kernel before 3.17.4 on the ARM64 platform allows local users to cause a denial of service system crash by reading one byte beyond a /dev/zero page boundary...

CVE-2010-5313: Concurrent Execution using Shared Resource with Improper Synchronization

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...

Null pointer dereference

The dommuupdate function in arch/x86/mm.c in Xen 4.x through 4.4.x does not properly restrict updates to only PV page tables, which allows remote PV guests to cause a denial of service NULL pointer dereference by leveraging hardware emulation services for HVM guests using Hardware Assisted Paging...

PT-2014-8307 · Qemu +5 · Qemu +5

Name of the Vulnerable Software and Affected Versions: QEMU affected versions not specified Description: The issue allows remote attackers to execute arbitrary code via a crafted offset or length value in savevm data, specifically in the host from stream offset function in arch init.c when loadin...