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CRITICAL · 9.8

CVE-2020-0235

In crus_sp_shared_ioctl we first copy 4 bytes from userdata into "size" variable, and then use that variable as the size parameter for "copy_from_user", ending up overwriting memory following "crus_sp...

Vulnerability Description

In crus_sp_shared_ioctl we first copy 4 bytes from userdata into "size" variable, and then use that variable as the size parameter for "copy_from_user", ending up overwriting memory following "crus_sp_hdr". "crus_sp_hdr" is a static variable, of type "struct crus_sp_ioctl_header".Product: AndroidVersions: Android kernelAndroid ID: A-135129430

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
GoogleAndroid-

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2020-0235?

CVE-2020-0235 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In crus_sp_shared_ioctl we first copy 4 bytes from userdata into "size" variable, and then use that variable as the size parameter for "copy_from_user", ending up overwriting memory following "crus_sp...

How severe is CVE-2020-0235?

CVE-2020-0235 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-0235?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.