CVE-2017-14167
HIGH severity · CVSS 8.8 · Integer overflow
8.8CVSS HIGH
Summary
Integer overflow in the load_multiboot function in hw/i386/multiboot.c in QEMU (aka Quick Emulator) allows local guest OS users to execute arbitrary code on the host via crafted multiboot header address values, which trigger an out-of-bounds write.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://www.openwall.com/lists/oss-security/2017/09/07/2 ↗
Additional information
- NVD record
- http://www.openwall.com/lists/oss-security/2017/09/07/2Patch
- http://www.debian.org/security/2017/dsa-3991Advisory
- http://www.securityfocus.com/bid/100694Advisory
- https://access.redhat.com/errata/RHSA-2017:3368Advisory
- https://access.redhat.com/errata/RHSA-2017:3369Advisory
- https://access.redhat.com/errata/RHSA-2017:3466Advisory
- https://access.redhat.com/errata/RHSA-2017:3470Advisory
- https://access.redhat.com/errata/RHSA-2017:3471Advisory