A race condition vulnerability was found in the way the spice-vdagentd daemon handled new client connections. This flaw may allow an unprivileged local guest user to become the active agent for spice-vdagentd, possibly resulting in a denial of service or information leakage from the host. The highest threat from this vulnerability is to data confidentiality as well as system availability. This flaw affects spice-vdagent versions 0.20 and prior.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25653
Reference (s):
- FEDORA:FEDORA-2021-09ce0cdfac
- URL: https://lists.fedoraproject.org/archives/list/[email protected]/message/OIWJ2EIQXWEA2VDBODEATHAT37X4CREP/
- FEDORA:FEDORA-2021-510977db25
- URL: https://lists.fedoraproject.org/archives/list/[email protected]/message/GQT56LATVTB2DJOVVJOKQVMVUXYCT2VB/
- https://bugzilla.redhat.com/show_bug.cgi?id=1886372