Buffer overflow in Qemu
CVE-2018-20815
In QEMU 3.1.0, load_device_tree in device_tree.c calls the deprecated load_image function, which has a buffer overflow risk.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.044 (91.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.044 · newest: 0.044 · change: 0.000
Affected products
- Qemu — versions 3.1.0
Weakness classification (CWE)
References
- git.qemu.org/
- access.redhat.com/errata/RHSA-2019:1667 (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- access.redhat.com/errata/RHSA-2019:1723 (vendor-advisory)
- access.redhat.com/errata/RHSA-2019:1743 (vendor-advisory)
- access.redhat.com/errata/RHSA-2019:1881 (vendor-advisory)
- access.redhat.com/errata/RHSA-2019:1968 (vendor-advisory)
- access.redhat.com/errata/RHSA-2019:2507 (vendor-advisory)
- access.redhat.com/errata/RHSA-2019:2553 (vendor-advisory)
Frequently asked questions
- What is CVE-2018-20815?
- CVE-2018-20815 is a critical-severity vulnerability in Qemu, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-05-31.
- How severe is CVE-2018-20815?
- Critical severity. CVSS v3 base score is 9.8 out of 10.