CVE-2020-10703
libvirt - security update
6.5
MEDIUM
CVSS 3.1
EPSS 0.69%
Description
A NULL pointer dereference was found in the libvirt API responsible introduced in upstream version 3.10.0, and fixed in libvirt 6.0.0, for fetching a storage pool based on its target path. In more detail, this flaw affects storage pools created without a target path such as network-based pools like gluster and RBD. Unprivileged users with a read-only connection could abuse this flaw to crash the libvirt daemon, resulting in a potential denial of service.
How to fix CVE-2020-10703
To remediate CVE-2020-10703, upgrade the affected package to a fixed version below.
- —upgrade to 6.0.0-2 or later
- —upgrade to 5.0.0-4+deb10u2 or later
Is CVE-2020-10703 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 6.0.0-2
- from 0, < 5.0.0-4+deb10u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |