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CVE-2021-25452

MEDIUM
5.5
CVSS Score
Published: September 9, 2021 at 06:04 PM UTC
Updated: June 17, 2026 at 03:42 AM UTC
2 products affected across 2 vendorsAndroidSamsung Mobile Devices· also runs on 3 platforms

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.1%

Description

An improper input validation vulnerability in loading graph file in DSP driver prior to SMR Sep-2021 Release 1 allows attackers to perform permanent denial of service on the device.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Android· Google
95%
10.011.0
samsung-exynos-2100 (environment) · samsung-exynos-980-firmware (environment) · samsung-exynos-9830 (environment)
Samsung Mobile Devices· Samsung Mobile
60%
Q(10.0), R(11.0) devices with Exynos 980, 9830, 2100 chipset ≤ v < SMR Sep-2021 Release 1Q(10.0), R(11.0) devices with Exynos 980, 9830, 2100 chipset
Affected range stops below SMR Sep-2021 Release 1, so it looks safe — our inference, not a vendor statement

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=9

CVSS

5.5MEDIUMSamsung Mobile
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-22CWE-20

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