CVE & CISA-KEV Catalog

CVE-2022-26354

LOW

3.2

CVSS v3

Description

A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions <= 6.2.0.

How to fix

Remediation Available

qemuDebian

Fixed in:1:5.2+dfsg-11+deb11u2CVE-2022-26354

Fixed in:1:7.0+dfsg-1CVE-2022-26354

Fixed in:1:7.0+dfsg-1CVE-2022-26354

Fixed in:1:7.0+dfsg-1CVE-2022-26354

qemuUbuntu

Fixed in:1:2.11+dfsg-1ubuntu7.40USN-5489-1

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

qemu-systemUbuntu

Fixed in:1:2.11+dfsg-1ubuntu7.40USN-5489-1

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

qemu-system-armUbuntu

Fixed in:1:2.11+dfsg-1ubuntu7.40USN-5489-1

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

qemu-system-mipsUbuntu

Fixed in:1:2.11+dfsg-1ubuntu7.40USN-5489-1

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

qemu-system-miscUbuntu

Fixed in:1:2.11+dfsg-1ubuntu7.40USN-5489-1

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

qemu-system-ppcUbuntu

Fixed in:1:2.11+dfsg-1ubuntu7.40USN-5489-1

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

qemu-system-s390xUbuntu

Fixed in:1:2.11+dfsg-1ubuntu7.40USN-5489-1

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

qemu-system-sparcUbuntu

Fixed in:1:2.11+dfsg-1ubuntu7.40USN-5489-1

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

qemu-system-x86Ubuntu

Fixed in:1:2.11+dfsg-1ubuntu7.40USN-5489-1

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

qemu-system-x86-microvmUbuntu

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

qemu-system-x86-xenUbuntu

Fixed in:1:4.2-3ubuntu6.23USN-5489-1

Fixed in:1:6.2+dfsg-2ubuntu6.2USN-5489-1

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 RequiredHigh

User InteractionNone

ScopeChanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

0.39%probability of exploitation in 30 days

31stpercentile

Low risk: more likely to be exploited than 31% of all known CVEs.

References

Patch1

gitlab.com

Third-Party Advisory5

Related Vulnerabilities

Other CWE-772 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2003-0132	Medium	5.0	87%	-	Fix
CVE-2017-14495	High	7.5	84%	-	Fix
CVE-2021-22883	High	7.5	77%	-	Fix
CVE-2024-2398	High	8.6	36%	-	Fix
CVE-2020-9375	High	7.5	28%	-	-
CVE-1999-1127	High	7.5	18%	-	-

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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.