Re: [Qemu-devel] [PATCH v4 00/21] block: Handle failure for potentially large allocations

2014-08-08 Thread Kevin Wolf
Am 07.08.2014 um 20:34 hat Max Reitz geschrieben: On 24.06.2014 17:36, Kevin Wolf wrote: A not too small part of the recent CVEs were DoS scenarios by letting qemu abort with too large memory allocations. We generally fixed these cases by setting some limits on values read from image files

Re: [Qemu-devel] [PATCH v4 00/21] block: Handle failure for potentially large allocations

2014-08-07 Thread Max Reitz
On 24.06.2014 17:36, Kevin Wolf wrote: A not too small part of the recent CVEs were DoS scenarios by letting qemu abort with too large memory allocations. We generally fixed these cases by setting some limits on values read from image files that influence the size of allocations. Because we

[Qemu-devel] [PATCH v4 00/21] block: Handle failure for potentially large allocations

2014-06-24 Thread Kevin Wolf
A not too small part of the recent CVEs were DoS scenarios by letting qemu abort with too large memory allocations. We generally fixed these cases by setting some limits on values read from image files that influence the size of allocations. Because we still need to allow reading large images,

Re: [Qemu-devel] [PATCH v4 00/21] block: Handle failure for potentially large allocations

2014-06-11 Thread Stefan Hajnoczi
On Thu, Jun 05, 2014 at 03:36:12PM +0200, Kevin Wolf wrote: A not too small part of the recent CVEs were DoS scenarios by letting qemu abort with too large memory allocations. We generally fixed these cases by setting some limits on values read from image files that influence the size of

Re: [Qemu-devel] [PATCH v4 00/21] block: Handle failure for potentially large allocations

2014-06-11 Thread Stefan Hajnoczi
On Thu, Jun 05, 2014 at 03:36:12PM +0200, Kevin Wolf wrote: A not too small part of the recent CVEs were DoS scenarios by letting qemu abort with too large memory allocations. We generally fixed these cases by setting some limits on values read from image files that influence the size of

[Qemu-devel] [PATCH v4 00/21] block: Handle failure for potentially large allocations

2014-06-05 Thread Kevin Wolf
A not too small part of the recent CVEs were DoS scenarios by letting qemu abort with too large memory allocations. We generally fixed these cases by setting some limits on values read from image files that influence the size of allocations. Because we still need to allow reading large images,