CVE-2017-16845 — Improper Input Validation in Qemu

CWE-20 — Improper Input ValidationCWE-125 — Out-of-bounds Read14 documents7 sources
Severity
10.0CRITICALNVD
OSV4.4
EPSS
2.1%
top 16.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
QemuDebian QemuCanonical Ubuntu Linux+1 more
Timeline
PublishedNov 17
Latest updateMay 13

Description

hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest migration, leading to out-of-bounds access.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:HExploitability: 3.9 | Impact: 5.8

Affected Packages4 packages

▶debiandebian/qemu< qemu 1:2.12~rc3+dfsg-1 (bookworm)
▶Debianqemu/qemu< 1:2.12~rc3+dfsg-1+3
▶Ubuntuqemu/qemu< 2.0.0+dfsg-2ubuntu1.41+6
▶NVDqemu/qemu2.11.2

Also affects: Debian Linux 8.0, 9.0, Ubuntu Linux 14.04, 16.04, 17.10, 18.04

Patches

Patch: lists.gnu.org ↗Patch: lists.gnu.org ↗

🔴Vulnerability Details

5
GHSA
GHSA-3whx-jj33-9r95: hw/input/ps2↗2022-05-13
▶
OSV
qemu vulnerabilities↗2018-05-16
▶
OSV
qemu regression↗2018-03-05
▶
OSV
qemu vulnerabilities↗2018-02-20
▶
OSV
CVE-2017-16845: hw/input/ps2↗2017-11-17
▶

📋Vendor Advisories

5
Ubuntu
QEMU vulnerabilities↗2018-05-16
▶
Ubuntu
QEMU regression↗2018-03-05
▶
Ubuntu
QEMU vulnerabilities↗2018-02-20
▶
Red Hat
Qemu: ps2: information leakage via post_load routine↗2017-11-15
▶
Debian
CVE-2017-16845: qemu - hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest ...↗2017
▶

💬Community

3
Bugzilla
CVE-2017-16845 Qemu: ps2: information leakage via post_load routine↗2017-11-16
▶
Bugzilla
CVE-2017-16845 xen: Qemu: ps2: information leakage via post_load routine [fedora-all]↗2017-11-16
▶
Bugzilla
CVE-2017-16845 Qemu: ps2: information leakage via post_load routine [fedora-all]↗2017-11-16
▶