High severity8.2NVD Advisory· Published Feb 7, 2022· Updated Jun 17, 2026
CVE-2021-3835
CVE-2021-3835
Description
Buffer overflow in usb device class. Zephyr versions >= v2.6.0 contain Heap-based Buffer Overflow (CWE-122). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fm6v-8625-99jf
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*range: >=2.6.0,<2.7.1
- cpe:2.3:o:zephyrproject:zephyr:3.0.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:zephyrproject:zephyr:3.0.0:rc2:*:*:*:*:*:*
- (no CPE)range: >=v2.6.0
- (no CPE)range: v2.6.0
Patches
Vulnerability mechanics
References
1- github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fm6v-8625-99jfnvdExploitThird Party Advisory
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