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Vulnerability record · CVE-2017-16845 · published 17 November 2017
CVE-2017-16845: Qemu improper input validation vulnerability
Qemu · Qemu
hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest migration, leading to out-of-bounds access.
10.0 CVSS 3.1 Critical EPSS 2.9% · top 13.4% CWE-20 · Improper input validation
10.0CVSS 3.1 base score, v2 6.4
2.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD
Description
hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest migration, leading to out-of-bounds access.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H
Affected products
3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.
References
| Link | Tags |
|---|---|
| http://www.securityfocus.com/bid/101923 | Third Party AdvisoryVDB Entry |
| https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html | Mailing ListThird Party Advisory |
| https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02982.html | Mailing ListPatchThird Party Advisory |
| https://usn.ubuntu.com/3575-1/ | Third Party Advisory |
| https://usn.ubuntu.com/3649-1/ | Third Party Advisory |
| https://www.debian.org/security/2018/dsa-4213 | Third Party Advisory |
| http://www.securityfocus.com/bid/101923 | Third Party AdvisoryVDB Entry |
| https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html | Mailing ListThird Party Advisory |
| https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02982.html | Mailing ListPatchThird Party Advisory |
| https://usn.ubuntu.com/3575-1/ | Third Party Advisory |
| https://usn.ubuntu.com/3649-1/ | Third Party Advisory |
| https://www.debian.org/security/2018/dsa-4213 | Third Party Advisory |
Track CVE-2017-16845 inside VULONE
Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.
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Source: NIST National Vulnerability Database (record CVE-2017-16845), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.
