CVE-2017-16845
critical
CVSS v3
10.0
CVSS v2
6.4
VIR risk
10.0
Description
hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest migration, leading to out-of-bounds access.
Predictions
Exploit likelihood
98%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-16845
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-16845.html
Vendor advisory: cve@mitre.org — https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02982.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | 8.0 | affected | |
| debian | 9.0 | affected | |
| ubuntu | 14.04 | affected | |
| ubuntu | 16.04 | affected | |
| ubuntu | 17.10 | affected | |
| ubuntu | 18.04 | affected | |
| debian | bookworm | fixed | 1:2.12~rc3+dfsg-1 |
| debian | bullseye | fixed | 1:2.12~rc3+dfsg-1 |
| debian | forky | fixed | 1:2.12~rc3+dfsg-1 |
| debian | sid | fixed | 1:2.12~rc3+dfsg-1 |
| debian | trixie | fixed | 1:2.12~rc3+dfsg-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| qemu | qemu | {"endIncluding":"2.11.2"} | |
References
- http://www.securityfocus.com/bid/101923
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02982.html
- https://usn.ubuntu.com/3575-1/
- https://usn.ubuntu.com/3649-1/
- https://www.debian.org/security/2018/dsa-4213
- https://www.suse.com/security/cve/CVE-2017-16845.html
- https://security-tracker.debian.org/tracker/CVE-2017-16845
CWEs
CWE-20
Verify integrity in audit chain (admin only). AS-IS.