Medium severity6.5NVD Advisory· Published Dec 29, 2016· Updated Jun 17, 2026
CVE-2015-8701
CVE-2015-8701
Description
QEMU (aka Quick Emulator) built with the Rocker switch emulation support is vulnerable to an off-by-one error. It happens while processing transmit (tx) descriptors in 'tx_consume' routine, if a descriptor was to have more than allowed (ROCKER_TX_FRAGS_MAX=16) fragments. A privileged user inside guest could use this flaw to cause memory leakage on the host or crash the QEMU process instance resulting in DoS issue.
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Affected products
3Patches
Vulnerability mechanics
References
6- lists.gnu.org/archive/html/qemu-devel/2015-12/msg04629.htmlnvdPatchVendor Advisory
- www.openwall.com/lists/oss-security/2015/12/28/6nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2015/12/29/1nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/79706nvdThird Party AdvisoryVDB Entry
- security.gentoo.org/glsa/201602-01nvdThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue Tracking
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