Ubuntu 17.04 : linux, linux-raspi2 vulnerabilities (USN-3508-1) (Dirty COW)

Mohamed Ghannam discovered that a use-after-free vulnerability existed in the Netlink subsystem XFRM in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2017-16939 It was discovered that the Linux kernel did not...

SUSE SLES12 Security Update : kernel (SUSE-SU-2017:3210-1) (Dirty COW)

The SUSE Linux Enterprise 12 SP1 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : - CVE-2017-16939: The XFRM dump policy implementation in net/xfrm/xfrmuser.c in the Linux kernel allowed local users to gain privileges or cause a denial of servi...

Fedora 26 : kernel (2017-9ea11e444d) (Dirty COW)

Contains several backported bugfixes, including the fix for CVE-2017-1000405 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without...

Exploit for Race Condition in Linux Linux_Kernel

This is a PoC exploit for CVE-2017-1000405, also known as the Huge Dirty Cow vulnerability. The target product/service is the Linux kernel, and the vulnerability class/vector is a use-after-free bug in the handling of transparent huge pages. The probable entry point is the main.c file, which...

Flaw Found In Dirty COW Patch

A flaw in the original patch for the notorious Dirty COW vulnerability could allow an adversary to run local code on affected systems and exploit a race condition to perform a privilege escalation attack. The flaw in the Dirty COW patch CVE-2016-5195, released in October 2016, was identified by...

Linux Kernel - The Huge Dirty Cow Overwriting The Huge Zero Page Exploit

Exploit for linux platform in category dos / poc // 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...

CVE-2017-1000405

The Linux Kernel versions 2.6.38 through 4.14 have a problematic use of pmdmkdirty in the touchpmd function inside the THP implementation. touchpmd can be reached by getuserpages. In such case, the pmd will become dirty. This scenario breaks the new canfollowwritepmd's logic - pmd can become dirt...

DEBIAN-CVE-2017-1000405

The Linux Kernel versions 2.6.38 through 4.14 have a problematic use of pmdmkdirty in the touchpmd function inside the THP implementation. touchpmd can be reached by getuserpages. In such case, the pmd will become dirty. This scenario breaks the new canfollowwritepmd's logic - pmd can become dirt...

CVE-2017-1000405

The Linux Kernel versions 2.6.38 through 4.14 have a problematic use of pmdmkdirty in the touchpmd function inside the THP implementation. touchpmd can be reached by getuserpages. In such case, the pmd will become dirty. This scenario breaks the new canfollowwritepmd's logic - pmd can become dirt...

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

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...

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...

CVE-2017-1000405

The Linux Kernel versions 2.6.38 through 4.14 have a problematic use of pmdmkdirty in the touchpmd function inside the THP implementation. touchpmd can be reached by getuserpages. In such case, the pmd will become dirty. This scenario breaks the new canfollowwritepmd's logic - pmd can become dirt...

"Huge Dirty COW" (CVE-2017–1000405)

The “Dirty COW” vulnerability CVE-2016–5195 is one of the most hyped and branded vulnerabilities published. Every Linux version from the last decade, including Android, desktops and servers was vulnerable. The impact was vast — millions of users could be compromised easily and reliably, bypassing...

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...

CVE-2017-13673

An assert failure issue was found in the VGA display emulator built into the Quick emulator QEMU. It could occur while updating graphics display, due to miscalculating region for dirty bitmap snapshot in split screen mode. A privileged user/process inside guest could use this flaw to crash the QE...

DEBIAN-CVE-2017-13673

The vga display update in mis-calculated the region for the dirty bitmap snapshot in case split screen mode is used causing a denial of service assertion failure in the cpuphysicalmemorysnapshotgetdirty function...

CVE-2017-13673

The vga display update in mis-calculated the region for the dirty bitmap snapshot in case split screen mode is used causing a denial of service assertion failure in the cpuphysicalmemorysnapshotgetdirty function...

CVE-2017-13673

CVE-2017-13673 affects QEMU’s VGA display path used by QEMU/KVM. The flaw arises from a miscalculation of the region for the dirty bitmap snapshot during split-screen display, which can trigger an assertion failure in cpu_physical_memory_snapshot_get_dirty and cause a denial of service. The issue...

CVE-2017-13673

The vga display update in mis-calculated the region for the dirty bitmap snapshot in case split screen mode is used causing a denial of service assertion failure in the cpuphysicalmemorysnapshotgetdirty function...