First published: Thu Jan 21 2016(Updated: )
QEMU (aka Quick Emulator) built to use 'address_space_translate' to map an address to a MemoryRegionSection is vulnerable to an OOB r/w access issue. It could occur while doing pci_dma_read/write calls. Affects QEMU versions >= 1.6.0 and <= 2.3.1. A privileged user inside guest could use this flaw to crash the guest instance resulting in DoS.
Credit: secalert@redhat.com
Affected Software | Affected Version | How to fix |
---|---|---|
QEMU KVM | =1.6.0 | |
QEMU KVM | =1.6.0-rc1 | |
QEMU KVM | =1.6.0-rc2 | |
QEMU KVM | =1.6.0-rc3 | |
QEMU KVM | =1.6.1 | |
QEMU KVM | =1.6.2 | |
QEMU KVM | =1.7.1 | |
QEMU KVM | =2.0.0 | |
QEMU KVM | =2.0.0-rc0 | |
QEMU KVM | =2.0.0-rc1 | |
QEMU KVM | =2.0.0-rc2 | |
QEMU KVM | =2.0.0-rc3 | |
QEMU KVM | =2.0.2 | |
QEMU KVM | =2.1.0 | |
QEMU KVM | =2.1.0-rc0 | |
QEMU KVM | =2.1.0-rc1 | |
QEMU KVM | =2.1.0-rc2 | |
QEMU KVM | =2.1.0-rc3 | |
QEMU KVM | =2.1.0-rc5 | |
QEMU KVM | =2.1.1 | |
QEMU KVM | =2.1.2 | |
QEMU KVM | =2.1.3 | |
QEMU KVM | =2.2.0 | |
QEMU KVM | =2.2.1 | |
QEMU KVM | =2.3.0 | |
QEMU KVM | =2.3.1 |
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CVE-2015-8817 has a medium severity rating due to the potential for out-of-bounds read/write access.
To mitigate CVE-2015-8817, upgrade QEMU to version 2.3.2 or later.
CVE-2015-8817 affects QEMU versions from 1.6.0 to 2.3.1.
CVE-2015-8817 allows a privileged user inside a guest to potentially execute arbitrary code leading to a security breach.
No specific workaround is available for CVE-2015-8817; the recommended action is to update QEMU.