Information disclosure in Qemu
CVE-2016-9103
The v9fs_xattrcreate function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS administrators to obtain sensitive host heap memory information by reading xattribute values before writing to them.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (32.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Qemu
- Debian Linux — versions 8.0
Weakness classification (CWE)
References
- lists.gnu.org/archive/html/qemu-devel/2016-10/msg01790.html (mailing-list, Patch, Third Party Advisory)
- security.gentoo.org/glsa/201611-11 (vendor-advisory, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/10/30/7 (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/10/28/1 (mailing-list, Mailing List, Third Party Advisory)
- git.qemu.org/
- lists.debian.org/debian-lts-announce/2018/11/msg00038.html (mailing-list, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/93955 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2016-9103?
- CVE-2016-9103 is a medium-severity vulnerability in Qemu, classified under Information Disclosure. CVSS score: 6.0/10. Published 2016-12-09.
- How severe is CVE-2016-9103?
- Medium severity. CVSS v3 base score is 6.0 out of 10.