VDB
CVE-2020-15863
CVE-2020-15863
PUBLISHED
CVSS 5.300000190734863 MEDIUM
hw/net/xgmac.c in the XGMAC Ethernet controller in QEMU before 07-20-2020 has a buffer overflow. This occurs during packet transmission and affects the highbank and midway emulated machines. A guest user or process could use this flaw to crash the QEMU process on the host, resulting in a denial of service or potential privileged code execution. This was fixed in commit 5519724a13664b43e225ca05351c60b4468e4555.
EPSS 0.46% · 38.4th percentile
Risk Scores
CVSS 3.1
5.300000190734863
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L
EPSS Score
0.46%
38.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:14.04:LTS | qemu | 0, 1.5.0+dfsg-3ubuntu5, 1.5.0+dfsg-3ubuntu6 |
| Ubuntu:20.04:LTS | qemu | *, 0, 1:4.0+dfsg-0ubuntu9 |
| Ubuntu:18.04:LTS | qemu | *, 0, 1:2.10+dfsg-0ubuntu3 |
| Ubuntu:16.04:LTS | qemu | 1:2.5+dfsg-5ubuntu10.34, 1:2.5+dfsg-5ubuntu10.35, 1:2.5+dfsg-5ubuntu10.37 |
Timeline
- Jul 22, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 1, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 3, 2022 EPSS Score
- Jul 5, 2022 EPSS Score
- Sep 6, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-15863 third-party-advisory
- https://www.openwall.com/lists/oss-security/2020/07/22/1 third-party-advisory
- https://ubuntu.com/security/notices/USN-4467-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-15863 third-party-advisory