USN-1940-1: Linux kernel (EC2) vulnerabilities
Vasily Kulikov discovered a flaw in the Linux Kernel's perf tool that allows for privilege escalation. A local user could exploit this flaw to run commands as root when using the perf tool. (CVE-2013-1060) Michael S. Tsirkin discovered a flaw in how the Linux kernel's KVM subsystem allocates memory slots for the guest's address space. A local user could exploit this flaw to gain system privileges or obtain sensitive information from kernel memory. (CVE-2013-1943) A flaw was discovered in the SCTP (stream control transfer protocol) network protocol's handling of duplicate cookies in the Linux kernel. A remote attacker could exploit this flaw to cause a denial of service (system crash) on another remote user querying the SCTP connection. (CVE-2013-2206) Hannes Frederic Sowa discovered a flaw in setsockopt UDPCORK option in the Linux kernel's IPv6 stack. A local user could exploit this flaw to cause a denial of service (system crash). (CVE-2013-4162)
Affected Software
Event History
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
What is the severity of USN-1940-1?
USN-1940-1 has a high severity rating due to its potential for privilege escalation.
How do I fix USN-1940-1?
To fix USN-1940-1, update to linux-image-2.6.32-356-ec2 version 2.6.32-356.69 or later.
Who discovered the vulnerability in USN-1940-1?
The vulnerability in USN-1940-1 was discovered by Vasily Kulikov and Michael S. Tsirkin.
What is the nature of the flaw in USN-1940-1?
USN-1940-1 involves a flaw in the Linux Kernel's perf tool that allows for local privilege escalation.
Which operating system is affected by USN-1940-1?
USN-1940-1 affects the Ubuntu 10.04 operating system.