CVE-2021-25478

mediumpriority · track · 29EPSS 0.006 · 46 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.55% (46th) EPSS

CVSS 6.5 · medium

Is it mine?

6 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-26

A possible stack-based buffer overflow vulnerability in Exynos CP Chipset prior to SMR Oct-2021 Release 1 allows arbitrary memory write and code execution.

cvss

Technical severity, 0–10. One row per scoring source.

7.2

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–7.2

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 5.9

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · mobile.security@samsung.comexploitability 1.2 · impact 5.9

v3.16.6mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-121US

affected products (6)

Products and version ranges known to be affected.

Google Androidall versionscert_bundDEcpe:/o:google:android:-
Samsung Mobile Samsung Mobile DevicesO(8.1), P(9.0), Q(10.0), R(11.0) → SMR Oct-2021 Release 1enisa_euvdEU
google android= 10.0nvdUScpe:2.3:o:google:android:*:*:*:*:*:*:*:*
google android= 11.0nvdUScpe:2.3:o:google:android:*:*:*:*:*:*:*:*
google android= 8.1nvdUScpe:2.3:o:google:android:*:*:*:*:*:*:*:*
google android= 9.0nvdUScpe:2.3:o:google:android:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2022-0112Google Android: Mehrere Schwachstellen ermöglichen PrivilegieneskalationDeutsch2022-03-07csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Google Android ausnutzen, um seine Privilegien zu erhöhen, vertrauliche Informationen offenzulegen, beliebigen Code zur Ausführung zu bringen und einen Denial-of-Service-Zustand auszulösen.
PUB-A-2143096602022-03-01vendor · osvUS

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv cert_bund nvd NVD CVE.org MITRE

published 2021-10-06modified 2026-06-17

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Related entries.

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+16094 more

references (5)

External citations — patches, advisories, analysis.

scry

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