CVE-2021-3321: high-severity vulnerability in zephyrproject-rtos zephyr
Integer Underflow in Zephyr in IEEE 802154 Fragment Reassembly Header Removal
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.8%
Integer Underflow in Zephyr in IEEE 802154 Fragment Reassembly Header Removal. Zephyr versions >= >=2.4.0 contain Integer Overflow to Buffer Overflow (CWE-680). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:H
Affected products
zephyrproject-rtos · zephyrRelated CVEs — zephyrproject-rtos zephyr
In the same product, most dangerous first.
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