Samsung RRC Reconfig OOB DoS Vulnerability
CVE-2026-33958 Published on November 5, 2026

Processing a malformed RRC Reconfiguration message leads to an out-of-bounds (OOB) access, resulting in a denial-of-service (DoS) condition.

NVD

Vulnerability Analysis

CVE-2026-33958 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Exploitation:
NONE
Automatable:
YES
Technical Impact:
PARTIAL
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

Improper Validation of Syntactic Correctness of Input

The product receives input that is expected to be well-formed - i.e., to comply with a certain syntax - but it does not validate or incorrectly validates that the input complies with the syntax.


Products Associated with CVE-2026-33958

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Samsung Exynos

Affected Versions

Samsung Semiconductor Exynos 1080: Samsung Semiconductor Exynos 2100: Samsung Semiconductor Exynos 1280: Samsung Semiconductor Exynos 2200: Samsung Semiconductor Exynos 1330: Samsung Semiconductor Exynos 1380: Samsung Semiconductor Exynos 1480: Samsung Semiconductor Exynos 2400: Samsung Semiconductor Exynos 1580: Samsung Semiconductor Exynos 2500: Samsung Semiconductor Exynos 1680: Samsung Semiconductor Exynos Modem 5123: Samsung Semiconductor Exynos Modem 5300: Samsung Semiconductor Exynos Modem 5400: Samsung Semiconductor Exynos Modem 5410: