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.
CriticalCVSS 10.0
EPSS 2.9%
- Published
- Updated
- Exploit status
- No public exploit known
Description
hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest migration, leading to out-of-bounds access.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/qemu(Debian:12) | < 1:2.12~rc3+dfsg-1 | 1:2.12~rc3+dfsg-1 |
| debian/qemu(Debian:13) | < 1:2.12~rc3+dfsg-1 | 1:2.12~rc3+dfsg-1 |
| debian/qemu(Debian:14) | < 1:2.12~rc3+dfsg-1 | 1:2.12~rc3+dfsg-1 |
| qemu | <= 2.11.2 | No fix listed |
| debian linux | = 8.0 | No fix listed |
| debian linux | = 9.0 | No fix listed |
| Canonical Ubuntu Linux | = 14.04 | No fix listed |
| Canonical Ubuntu Linux | = 16.04 | No fix listed |
| Canonical Ubuntu Linux | = 17.10 | No fix listed |
| Canonical Ubuntu Linux | = 18.04 | No fix listed |
References
- Debian Security Tracker CVE-2017-16845 vendor-advisory
- 101923 third-party-advisory vdb-entry
- [debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update mailing-list third-party-advisory
- [qemu-devel] 20171116 [PATCH v2] ps2: check PS2Queue indices in post_load routine mailing-list patch third-party-advisory
- USN-3575-1 third-party-advisory vendor-advisory
- USN-3649-1 third-party-advisory vendor-advisory
- DSA-4213 third-party-advisory vendor-advisory
- bugs.debian.org issue-tracking