CVEvulnerability
CVE-2018-7858
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2018-03-12
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-125
Description
Quick Emulator (aka QEMU), when built with the Cirrus CLGD 54xx VGA Emulator support, allows local guest OS privileged users to cause a denial of service (out-of-bounds access and QEMU process crash) by leveraging incorrect region calculation when updating VGA display.
Affected configurations
• qemu qemu (<= 2.11.2)
• opensuse leap 42.3
• redhat enterprise linux desktop 6.0
• redhat enterprise linux desktop 7.0
• redhat enterprise linux server 6.0
• redhat enterprise linux server 7.0
• redhat enterprise linux server aus 7.6
• redhat enterprise linux server eus 7.5
• redhat enterprise linux server eus 7.6
• redhat enterprise linux server tus 7.6
• redhat enterprise linux workstation 6.0
• redhat enterprise linux workstation 7.0
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
• canonical ubuntu linux 18.04
• canonical ubuntu linux 18.10
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html Mailing List, Release Notes, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2018/03/09/1 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/103350 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:1369 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:1416 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2162 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1553402 Issue Tracking, Third Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2018-03/msg02174.html Mailing List, Patch, Vendor Advisory
- https://usn.ubuntu.com/3649-1/ Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html Mailing List, Release Notes, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2018/03/09/1 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/103350 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:1369 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:1416 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2162 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1553402 Issue Tracking, Third Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2018-03/msg02174.html Mailing List, Patch, Vendor Advisory
- https://usn.ubuntu.com/3649-1/ Third Party Advisory