Vulnerability in Redhat Enterprise_linux
CVE-2020-14339
A flaw was found in libvirt, where it leaked a file descriptor for `/dev/mapper/control` into the QEMU process. This file descriptor allows for privileged operations to happen against the device-mapper on the host. This flaw allows a malic…
EPSS: 0.004 (33.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Redhat Enterprise_linux — versions 8.0
- Redhat Libvirt
- N/a Libvirt — versions libvirt 6.6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Patch, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-14339?
- CVE-2020-14339 is a high-severity vulnerability in Redhat Enterprise_linux, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 8.8/10. Published 2020-12-03.
- How severe is CVE-2020-14339?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-14339 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.