CVE-2025-26781

Oct. 20, 2025, 4:15 p.m.

7.5
High

Description

An issue was discovered in L2 in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 9820, 9825, 980, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 9110, W920, W930, Modem 5123, and Modem 5300. Incorrect handling of RLC AM PDUs leads to a Denial of Service.

Product(s) Impacted

Vendor Product Versions
Samsung
  • Exynos 9820
  • Exynos 9825
  • Exynos 980
  • Exynos 990
  • Exynos 850
  • Exynos 1080
  • Exynos 2100
  • Exynos 1280
  • Exynos 2200
  • Exynos 1330
  • Exynos 1380
  • Exynos 1480
  • Exynos 9110
  • Exynos W920
  • Exynos W930
  • Modem 5123
  • Modem 5300
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Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-20
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a samsung exynos_9820 / / / / / / / /
a samsung exynos_9825 / / / / / / / /
a samsung exynos_980 / / / / / / / /
a samsung exynos_990 / / / / / / / /
a samsung exynos_850 / / / / / / / /
a samsung exynos_1080 / / / / / / / /
a samsung exynos_2100 / / / / / / / /
a samsung exynos_1280 / / / / / / / /
a samsung exynos_2200 / / / / / / / /
a samsung exynos_1330 / / / / / / / /
a samsung exynos_1380 / / / / / / / /
a samsung exynos_1480 / / / / / / / /
a samsung exynos_9110 / / / / / / / /
a samsung exynos_w920 / / / / / / / /
a samsung exynos_w930 / / / / / / / /
a samsung modem_5123 / / / / / / / /
a samsung modem_5300 / / / / / / / /

References

https://semiconductor.samsung.com/support/quality-support/product-security-updates/
https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2025-26781/

Tags

cve@mitre.org
CWE-20
2025-10-20
CVE-2025-26781

CVSS Score

7.5 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: HIGH

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

    View Vector String

Timeline

Published: Oct. 20, 2025, 4:15 p.m.
Last Modified: Oct. 20, 2025, 4:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cve@mitre.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.