Out-of-bounds Read Affecting qemu package, versions <1:2.12~rc3+dfsg-1
Snyk CVSS
Attack Complexity
Low
Privileges Required
High
Scope
Changed
Availability
High
Threat Intelligence
EPSS
0.07% (30th
percentile)
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-QEMU-428063
- published 23 Jan 2018
- disclosed 23 Jan 2018
Introduced: 23 Jan 2018
CVE-2018-5683 Open this link in a new tabHow to fix?
Upgrade Debian:unstable
qemu
to version 1:2.12~rc3+dfsg-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu
package and not the qemu
package as distributed by Debian
.
See How to fix?
for Debian:unstable
relevant fixed versions and status.
The vga_draw_text function in Qemu allows local OS guest privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging improper memory address validation.
References
- https://security-tracker.debian.org/tracker/CVE-2018-5683
- https://www.debian.org/security/2018/dsa-4213
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- https://lists.gnu.org/archive/html/qemu-devel/2018-01/msg02597.html
- http://www.openwall.com/lists/oss-security/2018/01/15/2
- https://access.redhat.com/errata/RHSA-2018:0816
- https://access.redhat.com/errata/RHSA-2018:1104
- https://access.redhat.com/errata/RHSA-2018:2162
- http://www.securityfocus.com/bid/102518
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-5683
- https://usn.ubuntu.com/3575-1/