---
id: CVE-2026-33971
title: >-
  In the LTE RRC component, improper handling of messages before authentication
  triggers a data abort, which leads to a denial‑of‑service condition.
summary: >-
  In the LTE RRC component, improper handling of messages before authentication
  triggers a data abort, which leads to a denial‑of‑service condition.
severity: none
cwe:
  - CWE-400
vendor: Samsung Semiconductor
product: Exynos 850
affected:
  - exynos_850 < October 2026
  - exynos_2100 < October 2026
  - exynos_1280 < October 2026
  - exynos_2200 < October 2026
  - exynos_1330 < October 2026
  - exynos_1380 < October 2026
  - exynos_1480 < October 2026
  - exynos_2400 < October 2026
  - exynos_1580 < October 2026
  - exynos_2500 < October 2026
  - exynos_1680 < October 2026
  - exynos_w920 < October 2026
  - exynos_w930 < October 2026
  - exynos_w1000 < October 2026
  - exynos_modem_5410 < October 2026
published: '2026-11-05'
updated: '2026-11-05'
sourceUpdated: '2026-11-05T02:37:26.712Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-33971'
references:
  - url: >-
      https://semiconductor.samsung.com/support/quality-support/product-security-updates/
tags:
  - cve.org
ingestedAt: '2026-11-05T21:36:00.697Z'
---

## Overview

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

## Affected

- `exynos_850 < October 2026`
- `exynos_2100 < October 2026`
- `exynos_1280 < October 2026`
- `exynos_2200 < October 2026`
- `exynos_1330 < October 2026`
- `exynos_1380 < October 2026`
- `exynos_1480 < October 2026`
- `exynos_2400 < October 2026`
- `exynos_1580 < October 2026`
- `exynos_2500 < October 2026`
- `exynos_1680 < October 2026`
- `exynos_w920 < October 2026`
- `exynos_w930 < October 2026`
- `exynos_w1000 < October 2026`
- `exynos_modem_5410 < October 2026`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.