What’s Vulnerable › Vulnerabilities

CVE-2020-27617

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-06 · updated 2026-06-17
• Weakness: CWE-617

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.

Affected products

• Debian Linux: 9.0, 10.0
• QEMU: 4.2.1

References

• http://www.openwall.com/lists/oss-security/2020/11/02/1
• https://lists.debian.org/debian-lts-announce/2020/11/msg00047.html
• https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
• https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05731.html
• https://security.netapp.com/advisory/ntap-20201202-0002/
• http://www.openwall.com/lists/oss-security/2020/11/02/1
• https://lists.debian.org/debian-lts-announce/2020/11/msg00047.html
• https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
• https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05731.html
• https://security.netapp.com/advisory/ntap-20201202-0002/

Get alerted when CVE-2020-27617 or the next vulnerability affects your stack