What’s Vulnerable › Vulnerabilities

CVE-2022-20238

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-07-13 · updated 2026-06-17
• Weakness: CWE-119

Description

'remap_pfn_range' here may map out of size kernel memory (for example, may map the kernel area), and because the 'vma->vm_page_prot' can also be controlled by userspace, so userspace may map the kernel area to be writable, which is easy to be exploitedProduct: AndroidVersions: Android SoCAndroid ID: A-233154555

Affected products

• Android: all versions

References

• https://source.android.com/security/bulletin/2022-07-01
• https://source.android.com/security/bulletin/2022-07-01

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