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Linux Kernel Vulnerable to Privilege Escalation and DoS Attack

Linux Kernel Vulnerable to Privilege Escalation and DoS Attack

June 07, 2014Swati Khandelwal
Multiple flaws have been identified in Linux Kernel and related software could allow hackers to hack your Linux machines, shared hosting and websites hosted on them. PRIVILEGE ESCALATION VULNERABILITY IN LINUX KERNEL A privilege escalation vulnerability has been identified in the widely used Linux kernel that could allow an attackers to take the control of users' system. On Thursday, the most popular distributor of open source Linux OS, Debian warned about this vulnerability (CVE-2014-3153) in a security update, along with some other vulnerabilities in the Linux kernel that may lead to a denial of service attack. The most critical one is the flaw (CVE-2014-3153) discovered by Pinkie Pie which resides in the futex subsystem call of Linux Kernel 2.6.32.62/3.2.59/3.4.91/3.10.41/3.12.21/3.14.5 versions , leaving a queued kernel waiter on the stack, which can be exploited to potentially execute arbitrary code with kernel mode privileges. " Pinkie Pie discovered an
Hacker 'Pinkie Pie' successfully compromised Chrome on Nexus 4 and Samsung Galaxy S4

Hacker 'Pinkie Pie' successfully compromised Chrome on Nexus 4 and Samsung Galaxy S4

November 14, 2013Mohit Kumar
A Mysterious Hacker who goes by the " Pinkie Pie " handle is rewarded with $50,000 USD for hacking into the Google Chrome browser for Nexus 4 and Samsung Galaxy S4 . At Information Security Conference PacSec 2013 in Tokyo, during the HP's Pwn2Own contest, a zero-day exploit  showcased by " Pinkie Pie ", that took advantage of two vulnerabilities: An integer overflow that affects Chrome. Chrome vulnerability that resulted in a full sandbox escape. For successful exploitation, you have to get your victim to visit a malicious website e.g. clicking a link in an email, or an SMS or on another web page. He demonstrated this zero-day attack with remote code execution vulnerability on the affected devices. It is not known whether other Android phones are also vulnerable to same flaw or not. Vulnerability has been disclosed to Google by the Contest organizers and the company is working to address the issue as soon as possible. Researchers from
‘Pinkie Pie’ discovered second Chrome exploit worth $60k at Pwnium 2

'Pinkie Pie' discovered second Chrome exploit worth $60k at Pwnium 2

October 10, 2012Mohit Kumar
Hacker known as " Pinkie Pie " produced the first Chrome vulnerability at the Hack In the Box conference on Wednesday, just ahead of the deadline for the competition this afternoon. The exploit, if later confirmed by Google's US headquarters, will have earned the teenage hacker known as Pinkie Pie the top US$60,000 cash reward. In March, Pinkie Pie and Sergey Glazunov both won $60,000 for their exploits at the first Pwnium competition. Google established the Pwnium competition as an alternative to the Pwn2own contest in order to add the requirement that participants provide details of their exploit. Google will give away up to a total of US$2 million during the event. $60,000 - "Full Chrome exploit": Chrome / Win7 local OS user account persistence using only bugs in Chrome itself. $40,000 - "Partial Chrome exploit": Chrome / Win7 local OS user account persistence using at least one bug in Chrome itself, plus other bugs. For example, a WebKit bug combined with a Windows
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