CVE-2016-9381

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Race condition in QEMU in Xen allows local x86 HVM guest OS administrators to gain privileges by changing certain data on shared rings, aka a "double fetch" vulnerability.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-362

Affected software

No affected versions have been published.

Timeline

Published: Jan 23, 2017
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2016

CVE-2016-93827.8Xen 4.0.x through 4.7.x mishandle x86 task switches to VM86 mode, which allows local 32-bit x86 HVM guest OS users to gain privileges or cau CVE-2016-93838.8Xen, when running on a 64-bit hypervisor, allows local x86 guest OS users to modify arbitrary memory and consequently obtain sensitive infor CVE-2016-93846.5Xen 4.7 allows local guest OS users to obtain sensitive host information by loading a 32-bit ELF symbol table.CVE-2016-93856.0The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial CVE-2016-93867.8The x86 emulator in Xen does not properly treat x86 NULL segments as unusable when accessing memory, which might allow local HVM guest users CVE-2016-93877.8Integer overflow in the jpc_dec_process_siz function in libjasper/jpc/jpc_dec.c in JasPer before 1.900.13 allows remote attackers to have un CVE-2016-93885.5The ras_getcmap function in ras_dec.c in JasPer before 1.900.14 allows remote attackers to cause a denial of service (assertion failure) via CVE-2016-93897.5The jpc_irct and jpc_iict functions in jpc_mct.c in JasPer before 1.900.14 allow remote attackers to cause a denial of service (assertion fa CVE-2016-93905.5The jas_seq2d_create function in jas_seq.c in JasPer before 1.900.14 allows remote attackers to cause a denial of service (assertion failure CVE-2016-93917.5The jpc_bitstream_getbits function in jpc_bs.c in JasPer before 2.0.10 allows remote attackers to cause a denial of service (assertion failu CVE-2016-93925.5The calcstepsizes function in jpc_dec.c in JasPer before 1.900.17 allows remote attackers to cause a denial of service (assertion failure) v CVE-2016-93935.5The jpc_pi_nextrpcl function in jpc_t2cod.c in JasPer before 1.900.17 allows remote attackers to cause a denial of service (assertion failur