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Unrated severityNVD Advisory· Published Oct 19, 2021· Updated Sep 16, 2024

Disconnecting L2CAP channel right after invalid ATT request leads freeze

CVE-2021-3455

Description

Disconnecting L2CAP channel right after invalid ATT request leads freeze. Zephyr versions >= 2.4.0, >= 2.5.0 contain Use After Free (CWE-416). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7g38-3x9v-v7vp

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Zephyrproject Rtos/Zephyrllm-fuzzy2 versions
    >= 2.4.0, >= 2.5.0+ 1 more
    • (no CPE)range: >= 2.4.0, >= 2.5.0
    • (no CPE)range: 2.4.0

Patches

Vulnerability mechanics

References

1

News mentions

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