CVE & CISA-KEV Catalog

CVE-2020-24165

HIGH

8.8

CVSS v3

Description

An issue was discovered in TCG Accelerator in QEMU 4.2.0, allows local attackers to execute arbitrary code, escalate privileges, and cause a denial of service (DoS). Note: This is disputed as a bug and not a valid security issue by multiple third parties.

How to fix

Remediation Available

qemuDebian

Fixed in:1:5.0-1CVE-2020-24165

Fixed in:1:5.0-1CVE-2020-24165

Fixed in:1:5.0-1CVE-2020-24165

Fixed in:1:5.0-1CVE-2020-24165

qemuUbuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:6.2+dfsg-2ubuntu6.16USN-6567-1

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

qemu-systemUbuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

qemu-system-armUbuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:6.2+dfsg-2ubuntu6.16USN-6567-1

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

qemu-system-mipsUbuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:6.2+dfsg-2ubuntu6.16USN-6567-1

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

qemu-system-miscUbuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:6.2+dfsg-2ubuntu6.16USN-6567-1

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

qemu-system-ppcUbuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:6.2+dfsg-2ubuntu6.16USN-6567-1

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

qemu-system-s390xUbuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:6.2+dfsg-2ubuntu6.16USN-6567-1

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

qemu-system-sparcUbuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:6.2+dfsg-2ubuntu6.16USN-6567-1

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

qemu-system-x86Ubuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:6.2+dfsg-2ubuntu6.16USN-6567-1

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

qemu-system-x86-microvmUbuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:6.2+dfsg-2ubuntu6.16USN-6567-1

qemu-system-x86-xenUbuntu

Fixed in:1:4.2-3ubuntu6.28USN-6567-1

Fixed in:1:6.2+dfsg-2ubuntu6.16USN-6567-1

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

qemu-system-xenUbuntu

Fixed in:1:7.2+dfsg-5ubuntu2.4USN-6567-1

Fixed in:1:8.0.4+dfsg-1ubuntu3.23.10.2USN-6567-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

0.66%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

Third-Party Advisory3

Issue Tracking1

bugs.launchpad.net

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.