This security bulletin contains one low risk vulnerability.
Exploit availability: NoDescription
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to a flaw in the way the Linux kernel handled exceptions delivered after a stack switch operation via Mov SS or Pop SS instructions. During the stack switch operation, processor does not deliver interrupts and exceptions, they are delivered once the first instruction after the stack switch is executed. A remote attacker can crash the system kernel resulting in DoS.Mitigation
Install update from vendor's website.Vulnerable software versions
Red Hat Enterprise Linux for x86_64: 6
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?