What is CVE-2021-25387?

CVE-2021-25387 is a critical-severity vulnerability in Google Android, classified under Heap-based Buffer Overflow. CVSS score: 9.0/10. Published 2021-06-11.

How severe is CVE-2021-25387?

Critical severity. CVSS v3 base score is 9.0 out of 10.

Buffer overflow in Google Android

CVE-2021-25387

An improper input validation vulnerability in sflacfd_get_frm() in libsflacextractor library prior to SMR MAY-2021 Release 1 allows attackers to execute arbitrary code on mediaextractor process.

Vulnerability class: Buffer Overflow

EPSS: 0.006 (43.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Google Android — versions 8.1, 9.0, 10.0
Samsung Mobile Devices — versions O(8.1), P(9.x), Q(10.0), R(11.0)

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow
CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

mobile.security@samsung.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-25387?: CVE-2021-25387 is a critical-severity vulnerability in Google Android, classified under Heap-based Buffer Overflow. CVSS score: 9.0/10. Published 2021-06-11.
How severe is CVE-2021-25387?: Critical severity. CVSS v3 base score is 9.0 out of 10.