Monthly Archives: July 2009

Xen on RHEL Low Memory Bug

Sometimes when trying to create new Xen domains, my Xen server will refuse to create the domain, complaining with “Error creating domain: Out of memory. xc_dom_boot_mem_init: can’t allocate low memory for domain”. This problem is a currently known bug, there … Continue reading

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Cheddar Bay Exploit

A new 0-day attack on the Linux kernel has just been released by Brad Spengler called the “Chedder Bay Exploit” which exploits a flaw in the Linux 2.6.30+ kernel. This exploit is interesting, in that the code doesn’t look particularly … Continue reading

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