Integer overflow in Qemu
CVE-2017-14167
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.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (46.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Qemu
- Debian Linux — versions 8.0, 9.0
Weakness classification (CWE)
References
- www.securityfocus.com/bid/100694 (VDB Entry, Third Party Advisory, vdb-entry)
- access.redhat.com/errata/RHSA-2017:3473 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2018/09/msg00007.html (mailing-list, Third Party Advisory)
- www.debian.org/security/2017/dsa-3991 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2017:3470 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2017:3472 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2017:3474 (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3575-1/ (vendor-advisory, Third Party Advisory)
- www.openwall.com/lists/oss-security/2017/09/07/2 (mailing-list, Patch, Mailing List, Third Party Advisory)
- access.redhat.com/errata/RHSA-2017:3471 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-14167?
- CVE-2017-14167 is a high-severity vulnerability in Qemu, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2017-09-08.
- How severe is CVE-2017-14167?
- High severity. CVSS v3 base score is 8.8 out of 10.