VulnerabilityModified
CVE-2017-16845
hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest migration, leading to out-of-bounds access.
CRITICAL 10.0EPSS 3.02%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.02%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- 10.0 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H
- EPSS
- 3.02% probability · 87th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- qemu/qemu · debian/debian linux · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://www.securityfocus.com/bid/101923Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlMailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02982.htmlMailing List, Patch, Third 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-4213Third Party Advisory
- http://www.securityfocus.com/bid/101923Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlMailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02982.htmlMailing List, Patch, Third 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-4213Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.