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blkif responses leak backend stack data

🗓️ 20 Jun 2017 12:00:00Reported by Xen ProjectType 
xen
 xen
🔗 xenbits.xen.org👁 68 Views

The block interface response structure contains discontiguous fields, causing certain backends to leak data through the padding field, allowing unprivileged guests to obtain sensitive information from the host or other guests

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