CVE-2016-9103
medium
CVSS v3
6.0
CVSS v4 NEW
—
VIR risk
6.0
Description
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.
Predictions
Exploit likelihood
60%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | 8.0 | affected | |
| debian | bookworm | fixed | 1:2.8+dfsg-1 |
| debian | bullseye | fixed | 1:2.8+dfsg-1 |
| debian | forky | fixed | 1:2.8+dfsg-1 |
| debian | sid | fixed | 1:2.8+dfsg-1 |
| debian | trixie | fixed | 1:2.8+dfsg-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| qemu | qemu | {"endIncluding":"2.7.1"} | |
References
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=eb687602853b4ae656e9236ee4222609f3a6887d
- http://www.openwall.com/lists/oss-security/2016/10/28/1
- http://www.openwall.com/lists/oss-security/2016/10/30/7
- http://www.securityfocus.com/bid/93955
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
- https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg01790.html
- https://security.gentoo.org/glsa/201611-11
- https://www.suse.com/security/cve/CVE-2016-9103.html
- https://security-tracker.debian.org/tracker/CVE-2016-9103
CWEs
CWE-200
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.