CVE-2020-25625: Medium severity Qemu Qemu vulnerability
hw/usb/hcd-ohci.c in QEMU 5.0.0 has an infinite loop when a TD list has a loop.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/qemuto a version that resolves this vulnerability.Fixed in 1:5.2+dfsg-11+deb11u3Fixed in 1:5.2+dfsg-11+deb11u2Fixed in 1:7.2+dfsg-7+deb12u7Fixed in 1:9.0.2+ds-2Fixed in 1:9.1.0+ds-3 - Upgrade
Upgrade
alpine/qemuto a version that resolves this vulnerability.Fixed in 5.1.0-r1
Event History
Frequently Asked Questions
What is the severity of CVE-2020-25625?
CVE-2020-25625 is considered to have a moderate severity level due to the potential for an infinite loop causing system instability.
How do I fix CVE-2020-25625?
To fix CVE-2020-25625, upgrade to a version of QEMU that is not affected, such as versions 1:5.2+dfsg-11+deb11u3 or newer.
What are the affected versions for CVE-2020-25625?
CVE-2020-25625 specifically affects QEMU version 5.0.0 and its associated Debian packages prior to the patched versions.
Can CVE-2020-25625 cause a denial of service?
Yes, CVE-2020-25625 can lead to a denial of service condition due to the infinite loop when processing certain USB transactions.
Is CVE-2020-25625 a vulnerability in all QEMU versions?
No, CVE-2020-25625 is only a vulnerability in QEMU version 5.0.0 and does not affect all other versions.