kernel: fs: pipe.c null pointer dereference

Multiple race conditions in fs/pipe.c in the Linux kernel before 2.6.32-rc6 allow local users to cause a denial of service NULL pointer dereference and system crash or gain privileges by attempting to open an anonymous pipe via a /proc//fd/ pathname...

SuSE9 Security Update : Linux kernel (YOU Patch Number 12541)

This update fixes various security issues and some bugs in the SUSE Linux Enterprise 9 kernel. The following security bugs were fixed : - A race condition in the pipe2 systemcall could be used by local attackers to execute code. CVE-2009-3547 - On x8664 systems a information leak of high register...

Race condition

Multiple race conditions in fs/pipe.c in the Linux kernel before 2.6.32-rc6 allow local users to cause a denial of service NULL pointer dereference and system crash or gain privileges by attempting to open an anonymous pipe via a /proc//fd/ pathname...

CVE-2009-3547

Multiple race conditions in fs/pipe.c in the Linux kernel before 2.6.32-rc6 allow local users to cause a denial of service NULL pointer dereference and system crash or gain privileges by attempting to open an anonymous pipe via a /proc//fd/ pathname...

kernel security and bug fix update

2.4.21-63.0.0.0.1.EL - add directio support for qla drivers herb ora 6346849 - support PT Quad card ora 5751043 - io to nfs partition hangs ora 5088963 - add entropy for bnx2 nic ora 5931647 - avoid large allocation-fragmentation in MTU zab - fix clear highpage wli 2.4.21-63.EL - fs: fix pipe nul...

CVE-2009-3547

Multiple race conditions in fs/pipe.c in the Linux kernel before 2.6.32-rc6 allow local users to cause a denial of service NULL pointer dereference and system crash or gain privileges by attempting to open an anonymous pipe via a /proc//fd/ pathname...

CVE-2009-3547: Concurrent Execution using Shared Resource with Improper Synchronization

Multiple race conditions in fs/pipe.c in the Linux kernel before 2.6.32-rc6 allow local users to cause a denial of service NULL pointer dereference and system crash or gain privileges by attempting to open an anonymous pipe via a /proc//fd/ pathname...

kernel: fs: pipe.c null pointer dereference

Multiple race conditions in fs/pipe.c in the Linux kernel before 2.6.32-rc6 allow local users to cause a denial of service NULL pointer dereference and system crash or gain privileges by attempting to open an anonymous pipe via a /proc//fd/ pathname...

kernel: fs: pipe.c null pointer dereference

Multiple race conditions in fs/pipe.c in the Linux kernel before 2.6.32-rc6 allow local users to cause a denial of service NULL pointer dereference and system crash or gain privileges by attempting to open an anonymous pipe via a /proc//fd/ pathname...

PT-2009-5837

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 2.6.32-rc6 Description The issue is related to multiple race conditions in the fs/pipe.c file of the Linux kernel. This can be exploited by local users to cause a denial of service, resulting in a NULL pointer...

Linux Kernel 2.6.x - 'pipe.c' Local Privilege Escalation (2)

/ source: https://www.securityfocus.com/bid/36901/info Linux kernel is prone to a local privilege-escalation vulnerability that is caused by a NULL-pointer dereference. Local attackers can exploit this issue to execute arbitrary code with kernel-level privileges. Successful exploits will result i...

SMB Create Pipe Request Corruption

This module sends a series of SMB create pipe requests with corrupted bytes. This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'SMB Create Pipe Request Corruption', 'Description' = %q This module...

FreeBSD 6.x特权提升漏洞

FreeBSD是一款开放源代码的操作系统。 FreeBSD存在多个安全问题： -Kqueues相关的pipe "close"实现存在一个释放后使用错误，可导致可利用的Null指针漏洞，内核内存破坏和其他不可预测结果。成功利用漏洞可导致特权提升，内核数据破坏或崩溃。 -在多数结构中，FreeBSD把进程虚拟内存地址空间划分为用户和内核两块。当进程进入内核时通过避免全局地址控件切换来提升系统调用性能，并且提升内核访问用户内存的性能。...

Race condition

Race condition in the Pipe IPC close function in FreeBSD 6.3 and 6.4 allows local users to cause a denial of service crash or gain privileges via vectors related to kqueues, which triggers a use after free, leading to a NULL pointer dereference or memory corruption...

CVE-2009-3527

CVE-2009-3527: Concrete details exist in connected docs. A race condition in FreeBSD 6.3/6.4’s Pipe (IPC) close function can lead to a use-after-free via kqueues, causing local denial of service (crash) or privilege gain through NULL pointer dereference/memory corruption. Affected software: FreeB...

FreeBSD Security Advisory (FreeBSD-SA-09:13.pipe.asc)

The remote host is missing an update to the system as announced in the referenced advisory FreeBSD-SA-09:13.pipe.asc SPDX-FileCopyrightText: 2009 E-Soft Inc. Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders...

CVE-2009-3527: Concurrent Execution using Shared Resource with Improper Synchronization

Race condition in the Pipe IPC close function in FreeBSD 6.3 and 6.4 allows local users to cause a denial of service crash or gain privileges via vectors related to kqueues, which triggers a use after free, leading to a NULL pointer dereference or memory corruption...

FreeBSD Security Advisory FreeBSD-SA-09:13.pipe

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-09:13.pipe Security Advisory The FreeBSD Project Topic: kqueue pipe race conditions Category: core Module: kern Announced: 2009-10-02 Credits: Przemyslaw Frasunek...

FreeBSD-SA-09:13.pipe

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-09:13.pipe Security Advisory The FreeBSD Project Topic: kqueue pipe race conditions Category: core Module: kern Announced: 2009-10-02 Credits: Przemyslaw Frasunek...

FreeBSD -- kqueue pipe race conditions

Problem Description A race condition exists in the pipe close code relating to kqueues, causing use-after-free for kernel memory, which may lead to an exploitable NULL pointer vulnerability in the kernel, kernel memory corruption, and other unpredictable results. Impact: Successful exploitation o...