Exynos H-Arx DRM Plugin Buffer Validation Flaw (CVE-2026-68990)
CVE-2026-68990 Published on November 5, 2026

In the Samsung Exynos H-Arx DRM plugin, improper input validation during buffer operations can cause memory corruption, potentially leading to denial of service or privilege escalation.

NVD

Vulnerability Analysis

CVE-2026-68990 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Exploitation:
NONE
Automatable:
NO
Technical Impact:
TOTAL
Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

Incorrect Conversion between Numeric Types

When converting from one data type to another, such as long to integer, data can be omitted or translated in a way that produces unexpected values. If the resulting values are used in a sensitive context, then dangerous behaviors may occur.


Products Associated with CVE-2026-68990

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Samsung Exynos

Affected Versions

Samsung Semiconductor Exynos 1480: Samsung Semiconductor Exynos 2400: Samsung Semiconductor Exynos 1580: Samsung Semiconductor Exynos 2500: Samsung Semiconductor Exynos 2600: Samsung Semiconductor Exynos 1680: