CVE-2026-33971: LTE RRC Improper Message Handling Causes DoS
CVE-2026-33971 Published on November 5, 2026

In the LTE RRC component, improper handling of messages before authentication triggers a data abort, which leads to a denialofservice condition.

NVD

Vulnerability Analysis

CVE-2026-33971 can be exploited 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 be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.

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

Weakness Type

What is a Resource Exhaustion Vulnerability?

The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

CVE-2026-33971 has been classified to as a Resource Exhaustion vulnerability or weakness.


Products Associated with CVE-2026-33971

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Samsung Exynos

Affected Versions

Samsung Semiconductor Exynos 850: 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 W920: Samsung Semiconductor Exynos W930: Samsung Semiconductor Exynos W1000: Samsung Semiconductor Exynos Modem 5410: