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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2020-15863 Detail

Description

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.


Severity

 


CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  5.3 MEDIUM
Vector:  CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00024.html Mailing List  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2020/07/22/1 Mailing List  Patch  Third Party Advisory 
https://git.qemu.org/?p=qemu.git;a=commitdiff;h=5519724a13664b43e225ca05351c60b4468e4555 Patch  Vendor Advisory 
https://lists.nongnu.org/archive/html/qemu-devel/2020-07/msg03497.html Mailing List  Patch  Third Party Advisory 
https://lists.nongnu.org/archive/html/qemu-devel/2020-07/msg05745.html Mailing List  Patch  Third Party Advisory 
https://security.gentoo.org/glsa/202208-27 Third Party Advisory 
https://usn.ubuntu.com/4467-1/ Third Party Advisory 
https://www.debian.org/security/2020/dsa-4760 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  

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Change History

8 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-15863
NVD Published Date:
07/28/2020
NVD Last Modified:
09/30/2022
Source:
MITRE