First published: Thu Dec 29 2016(Updated: )
Memory leak in the v9fs_device_unrealize_common function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) via vectors involving the order of resource cleanup.
Credit: secalert@redhat.com
Affected Software | Affected Version | How to fix |
---|---|---|
QEMU KVM | <=2.7.1 | |
QEMU KVM | =2.8.0-rc0 | |
QEMU KVM | =2.8.0-rc1 |
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The severity of CVE-2016-9913 is considered moderate due to the potential for local denial of service.
To fix CVE-2016-9913, upgrade QEMU to version 2.8.0-rc2 or later, as the vulnerability has been addressed in subsequent releases.
CVE-2016-9913 affects QEMU versions up to and including 2.7.1 and specific 2.8.0 release candidates.
CVE-2016-9913 can cause significant memory consumption leading to a potential crash of the QEMU process.
CVE-2016-9913 can be exploited by local privileged users within the guest operating system.