Linux Kernel - 'The Huge Dirty Cow' Overwriting The Huge Zero Page (1)

// EDB Note: Source https://medium.com/bindecy/huge-dirty-cow-cve-2017-1000405-110eca132de0 // EDB Note: Source https://github.com/bindecy/HugeDirtyCowPOC // Author Note: Before running, make sure to set transparent huge pages to "always": // echo always | sudo tee...

Exploit for Race Condition in Linux Linux_Kernel

"Huge Dirty Cow" POC A POC for the Huge Dirty Cow vulnerabili...

First Android Malware Found Exploiting Dirty COW Linux Flaw to Gain Root Privileges

Nearly a year after the disclosure of the Dirty COW vulnerability that affected the Linux kernel, cybercriminals have started exploiting the vulnerability against Android users, researchers have warned. Publicly disclosed last year in October, Dirty COW was present in a section of the Linux...

UBUNTU-CVE-2017-14318

An issue was discovered in Xen 4.5.x through 4.9.x. The function gnttabcacheflush handles GNTTABOPcacheflush grant table operations. It checks to see if the calling domain is the owner of the page that is to be operated on. If it is not, the owner's grant table is checked to see if a grant mappin...

PT-2017-13386

Name of the Vulnerable Software and Affected Versions Xen versions 4.5.x through 4.9.x Description An issue was discovered in the gnttab cache flush function, which handles GNTTABOP cache flush grant table operations. The function checks if the calling domain is the owner of the page to be operat...

SUSE SLES12 Security Update : kernel (SUSE-SU-2017:1285-1)

This update for the Linux Kernel 3.12.60-5249 fixes several issues. The following security bugs were fixed : - CVE-2017-7308: The packetsetring function in net/packet/afpacket.c in the Linux kernel did not properly validate certain block-size data, which allowed local users to cause a denial of...

SUSE-SU-2017:1299-1 Security update for Linux Kernel Live Patch 13 for SLE 12

This update for the Linux Kernel 3.12.55-5245 fixes several issues. The following security bugs were fixed: - CVE-2017-7308: The packetsetring function in net/packet/afpacket.c in the Linux kernel did not properly validate certain block-size data, which allowed local users to cause a denial of...

SUSE-SU-2017:1293-1 Security update for Linux Kernel Live Patch 6 for SLE 12 SP1

This update for the Linux Kernel 3.12.59-6045 fixes several issues. The following security bugs were fixed: - CVE-2017-7308: The packetsetring function in net/packet/afpacket.c in the Linux kernel did not properly validate certain block-size data, which allowed local users to cause a denial of...

SUSE-SU-2017:1284-1 Security update for Linux Kernel Live Patch 7 for SLE 12 SP1

This update for the Linux Kernel 3.12.62-6062 fixes several issues. The following security bugs were fixed: - CVE-2017-7308: The packetsetring function in net/packet/afpacket.c in the Linux kernel did not properly validate certain block-size data, which allowed local users to cause a denial of...

SUSE-SU-2017:1300-1 Security update for Linux Kernel Live Patch 15 for SLE 12

This update for the Linux Kernel 3.12.60-5254 fixes several issues. The following security bugs were fixed: - CVE-2017-7308: The packetsetring function in net/packet/afpacket.c in the Linux kernel did not properly validate certain block-size data, which allowed local users to cause a denial of...

OracleVM 3.3 : Unbreakable / etc (OVMSA-2017-0057) (Dirty COW)

The remote OracleVM system is missing necessary patches to address critical security updates : please see Oracle VM Security Advisory OVMSA-2017-0057 for details. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The package checks in this plugin were extracted from OracleVM Security Advisory...

Impact of New Linux Kernel DCCP Vulnerability Limited

Linux providers are busy developing and pushing out patches for a vulnerability in an obscure networking protocol that could allow a local attacker to crash the kernel and elevate privileges. Google software engineer Andrey Konovalov privately disclosed the vulnerability on Monday. The...

Palo Alto PAN-OS Kernel Vulnerability

A vulnerability exists in the kernel of PAN-OS that may result in an elevation of privilege. This issue is publicly known as Dirty COW. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holder...

F5 Networks BIG-IP : Linux privilege-escalation vulnerability (K10558632) (Dirty COW)

Race condition in mm/gup.c in the Linux kernel 2.x through 4.x before 4.8.3 allows local users to gain privileges by leveraging incorrect handling of a copy-on-write COW feature to write to a read-only memory mapping, as exploited in the wild in October 2016, aka 'Dirty COW.' CVE-2016-5195...

Kernel Vulnerability

A vulnerability exists in the kernel of PAN-OS that may result in an elevation of privilege. This issue is publicly known as Dirty COW ref PAN-68074 / CVE-2016-5195. PAN-OS may be impacted by the Dirty COW CVE-2016-5195 attack. A race condition was found in the way the Linux kernel's memory...

Kernel Vulnerability

A vulnerability exists in the kernel of PAN-OS that may result in an elevation of privilege. This issue is publicly known as Dirty COW ref PAN-68074 / CVE-2016-5195. PAN-OS may be impacted by the Dirty COW CVE-2016-5195 attack. A race condition was found in the way the Linux kernel's memory...

SA134 : Linux Kernel Vulnerabilities Oct/Nov 2016

SUMMARY Blue Coat products that include a vulnerable version of the Linux kernel are susceptible to several vulnerabilities. A remote attacker, with access to the management interface, can exploit these vulnerabilities to cause denial of service through system crashes or have unspecified other...

Multiple Huawei Switch Local Elevation of Privilege Vulnerabilities (Dirty COW)

Huawei AR3200 is a router device from Huawei China, CloudEngine 12800, CloudEngine 6800, CloudEngine 7800 are Huawei's switch devices, and FusionCube is Huawei's Converged Infrastructure All-in-One product. A local elevation of privilege vulnerability Dirty COW exists in multiple Huawei switches....

Security Advisory - Dirty COW Vulnerability in Huawei Products

In the morning of October 21th, 2016, a security researcher Phil Oester disclosed a local privilege escalation vulnerability in Linux kernel. A race condition was found in the way the Linux kernel's memory subsystem handled the copy-on-write COW breakage of private read-only memory mappings. An...

Dirty Cow Vulnerability Patched in Android Security Bulletin

The Dirty Cow vulnerability lived in Linux for close to a decade, and while it was patched in October in the kernel and in Linux distributions, Android users had to wait for more than a month for their fix. Today, Google included a patch for CVE-2016-5195 in the monthly Android Security Bulletin,...