Vulnerability Description
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.
CVSS Score
6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | 4.2.1 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2020/11/02/1Mailing ListPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00047.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlMailing ListThird Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05731.htmlMailing ListPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20201202-0002/Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/11/02/1Mailing ListPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00047.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlMailing ListThird Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05731.htmlMailing ListPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20201202-0002/Third Party Advisory
FAQ
What is CVE-2020-27617?
CVE-2020-27617 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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.
How severe is CVE-2020-27617?
CVE-2020-27617 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-27617?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Debian Debian Linux.