kernel: net: ping: refcount issue in ping_init_sock() function

A use-after-free flaw was found in the way the pinginitsock function of the Linux kernel handled the groupinfo reference counter. A local, unprivileged user could use this flaw to crash the system or, potentially, escalate their privileges on the system...

Qemu: block: possible crash due signed types or logic error

Qemu before 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling updaterefcount routine...

Qemu: block: possible crash due signed types or logic error

Qemu before 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling updaterefcount routine...

Qemu: block: possible crash due signed types or logic error

Qemu before 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling updaterefcount routine...

Qemu: block: multiple integer overflow flaws

Multiple integer overflows in the block drivers in QEMU, possibly before 2.0.0, allow local users to cause a denial of service crash via a crafted catalog size in 1 the parallelsopen function in block/parallels.c or 2 bochsopen function in bochs.c, a large L1 table in the 3 qcow2snapshotloadtmp i...

Qemu: block: possible crash due signed types or logic error

Qemu before 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling updaterefcount routine...

Linux Kernel 'ping_init_sock()'本地权限提升漏洞

Bugtraq ID:66779 CVE ID:CVE-2014-2851 Linux Kernel是Linux操作系统的内核。 Linux kernel在pinginitsock函数的实现上存在refcount问题，本地攻击者可利用此漏洞获取提升的权限或造成内核崩溃。 0 Linux kernel 目前厂商已经发布了升级补丁以修复漏洞，请下载使用： http://www.kernel.org/...

UBUNTU-CVE-2014-0143

Multiple integer overflows in the block drivers in QEMU, possibly before 2.0.0, allow local users to cause a denial of service crash via a crafted catalog size in 1 the parallelsopen function in block/parallels.c or 2 bochsopen function in bochs.c, a large L1 table in the 3 qcow2snapshotloadtmp i...

CVE-2014-0147

Qemu before 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling updaterefcount routine...

UBUNTU-CVE-2014-0147

Qemu before 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling updaterefcount routine...

kernel security and bug fix update

kernel 2.6.18-371.3.1.0.1 - i386: fix MTRR code Zhenzhong Duan orabug 15862649 - oprofile x86, mm: Add getuserpagesfast orabug 14277030 - oprofile export getuserpagesfast function orabug 14277030 - oprofile oprofile, x86: Fix nmi-unsafe callgraph support orabug 14277030 - oprofile oprofile: use...

Oracle Linux 6 : kernel (ELSA-2012-0481)

The remote Oracle Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2012-0481 advisory. - Revert: fs NFSv4: include bitmap in nfsv4 get acl data Sachin Prabhu 753231 753232 CVE-2011-4131 - kernel regset: Return -EFAULT, not -EIO, on...

SuSE 10 Security Update : Linux kernel (ZYPP Patch Number 2393)

This kernel update fixes the following security problems : - A bug within the UDF filesystem that caused machine hangs when truncating files on the filesystem was fixed. 186226. CVE-2006-4145 - A potential crash when receiving IPX packets was fixed. This problem is thought not to be exploitable...

RHEL 6 : kernel (RHSA-2012:0481)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2012:0481 advisory. - kernel: sysctl: restrict write access to dmesgrestrict CVE-2011-4080 - kernel: block: CLONEIO iocontext refcounting issues CVE-2012-0879 -...

CVE-2012-1090

The cifslookup function in fs/cifs/dir.c in the Linux kernel before 3.2.10 allows local users to cause a denial of service OOPS via attempted access to a special file, as demonstrated by a FIFO. "The cifs code will attempt to open files on lookup under certain circumstances. What happens though i...

MS11-083 Denial Of Service

!/bin/sh cat winnuke2011.c include include include include include include include include include include include int port; int active = 0; pthreadmutext mutexactive; void sendpacketsvoid ptr; int mainint argc, char argv pthreadt thread; int iret,lthreads; pidt pid; printf"+ MS11-083 DoS/PoC...

Microsoft Windows - TCPIP Stack Reference Counter Integer Overflow (MS11-083)

Microsoft Windows - TCPIP Stack Reference Counter Integer Overflow MS11-083 // source: https://www.securityfocus.com/bid/50517/info Microsoft Windows is prone to a remote integer-overflow vulnerability that affects the TCP/IP stack. An attacker can exploit this issue to execute arbitrary code wit...

NtUserCheckAccessForIntegrityLevel Use-After-Free Vulnerability

Windows Vista/Server 2008 NtUserCheckAccessForIntegrityLevel Use- after-free Vulnerability Intro: Due to hostility toward security researchers, the most recent example being of Tavis Ormandy, a number of us from the industry and some not from the industry have come together to form MSRC: the...

Linux Kernel sys32_ptrace()函数多个释放后使用漏洞

CVECAN ID: CVE-2008-3077 Linux Kernel是开放源码操作系统Linux所使用的内核。 Linux kernel的arch/x86/kernel/ptrace.c文件中的sys32ptrace函数可能会溢出taskstruct结构的refcount字段，本地攻击者可以在x86-64平台上利用这个漏洞触发释放后使用，导致系统崩溃。 Linux kernel 2.6.25.10 Linux ----- 目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载：...

PT-2002-1624 · Freebsd · Freebsd

Name of the Vulnerable Software and Affected Versions: FreeBSD versions 4.5 and earlier Description: The issue allows remote attackers to cause a denial of service, specifically memory exhaustion, by sending ICMP echo packets. These packets trigger a bug in the ip output function, where the...