CVE & CISA-KEV Catalog

CVE-2022-0264

MEDIUM
5.5
CVSS v3
NVD

Description

A vulnerability was found in the Linux kernel's eBPF verifier when handling internal data structures. Internal memory locations could be returned to userspace. A local attacker with the permissions to insert eBPF code to the kernel can use this to leak internal kernel memory details defeating some of the exploit mitigations in place for the kernel. This flaws affects kernel versions < v5.16-rc6

CWE-755

How to fix

Remediation Available
linuxDebian
Fixed in:5.15.5-2CVE-2022-0264
Fixed in:5.15.5-2CVE-2022-0264
Fixed in:5.15.5-2CVE-2022-0264
linux-aws-5.13Ubuntu
Fixed in:5.13.0-1019.21~20.04.1USN-5337-1
linux-azure-5.13Ubuntu
Fixed in:5.13.0-1021.24~20.04.1USN-5368-1
linux-gcp-5.13Ubuntu
Fixed in:5.13.0-1021.25~20.04.1USN-5337-1
linux-hwe-5.13Ubuntu
Fixed in:5.13.0-37.42~20.04.1USN-5337-1
linux-image-5.13.0-1019-awsUbuntu
Fixed in:5.13.0-1019.21~20.04.1USN-5337-1
linux-image-5.13.0-1021-azureUbuntu
Fixed in:5.13.0-1021.24~20.04.1USN-5368-1
linux-image-5.13.0-1021-gcpUbuntu
Fixed in:5.13.0-1021.25~20.04.1USN-5337-1
linux-image-5.13.0-1025-oracleUbuntu
Fixed in:5.13.0-1025.30~20.04.1USN-5368-1
linux-image-5.13.0-37-genericUbuntu
Fixed in:5.13.0-37.42~20.04.1USN-5337-1
linux-image-5.13.0-37-generic-64kUbuntu
Fixed in:5.13.0-37.42~20.04.1USN-5337-1
linux-image-5.13.0-37-generic-lpaeUbuntu
Fixed in:5.13.0-37.42~20.04.1USN-5337-1
linux-image-5.13.0-37-lowlatencyUbuntu
Fixed in:5.13.0-37.42~20.04.1USN-5337-1
linux-image-5.14.0-1022-oemUbuntu
Fixed in:5.14.0-1022.24USN-5278-1
linux-image-awsUbuntu
Fixed in:5.13.0.1019.21~20.04.12USN-5337-1
linux-image-azureUbuntu
Fixed in:5.13.0.1021.24~20.04.10USN-5368-1
linux-image-gcpUbuntu
Fixed in:5.13.0.1021.25~20.04.1USN-5337-1
linux-image-generic-64k-hwe-20.04Ubuntu
Fixed in:5.13.0.37.42~20.04.22USN-5337-1
linux-image-generic-hwe-20.04Ubuntu
Fixed in:5.13.0.37.42~20.04.22USN-5337-1
linux-image-generic-lpae-hwe-20.04Ubuntu
Fixed in:5.13.0.37.42~20.04.22USN-5337-1
linux-image-lowlatency-hwe-20.04Ubuntu
Fixed in:5.13.0.37.42~20.04.22USN-5337-1
linux-image-oem-20.04dUbuntu
Fixed in:5.14.0.1022.19USN-5278-1
linux-image-oracleUbuntu
Fixed in:5.13.0.1025.30~20.04.1USN-5368-1
linux-image-virtual-hwe-20.04Ubuntu
Fixed in:5.13.0.37.42~20.04.22USN-5337-1
linux-oem-5.14Ubuntu
Fixed in:5.14.0-1022.24USN-5278-1
linux-oracle-5.13Ubuntu
Fixed in:5.13.0-1025.30~20.04.1USN-5368-1

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
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

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

Exploit Intelligence

0.26%probability of exploitation in 30 days
17thpercentile

Low risk: more likely to be exploited than 17% of all known CVEs.

References

Related Vulnerabilities

Other CWE-755 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2017-5638Critical9.8100%KEV + RansomFix
CVE-2020-7247Critical9.899%KEVFix
CVE-2023-36933High7.572%-Fix
CVE-2018-0934High7.566%-Fix
CVE-2019-14287High8.864%-Fix
CVE-2019-12815Critical9.858%-Fix
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CVE-2022-0264 severity badge

Markdown

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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.