CVE-2025-27701: android Null Dereference — Fix

Description

In the function process_crypto_cmd, the values of ptrs[i] can be potentially equal to NULL which is valid value after calling slice_map_array(). Later this values will be derefenced without prior NULL check, which can lead to local Temporary DoS or OOB Read, leading to information disclosure.

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CVSS v3.1 Score

5.5

MEDIUM

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

Weakness Type (CWE)

CWE-476 CWE-476

Affected Products

Vendor	Product	Versions
google	android	All

References

Advisories & Patches

https://source.android.com/security/bulletin/pixel/2025-05-01

Frequently Asked Questions

What is CVE-2025-27701? +

In the function process_crypto_cmd, the values of ptrs[i] can be potentially equal to NULL which is valid value after calling slice_map_array(). Later this values will be derefenced without prior NULL check, which can lead to local Temporary DoS or OOB Read, leading to information disclosure. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-27701? +

CVE-2025-27701 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-27701? +

CVE-2025-27701 affects products from google, specifically: android. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-27701? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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