Vulnerability in Qemu
CVE-2020-27617
eth_get_gso_type in net/eth.c in QEMU 4.2.1 allows guest OS users to trigger an assertion failure. A guest can crash the QEMU process via packet data that lacks a valid Layer 3 protocol.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.026 (84.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000
Affected products
- Qemu — versions 4.2.1
- Debian Linux — versions 9.0, 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05731.html (Patch, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2020/11/02/1 (Patch, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/11/msg00047.html (mailing-list, Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20201202-0002/ (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/09/msg00008.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-27617?
- CVE-2020-27617 is a medium-severity vulnerability in Qemu, classified under Reachable Assertion. CVSS score: 6.5/10. Published 2020-11-06.
- How severe is CVE-2020-27617?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2020-27617 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.