Medium severity6.5NVD Advisory· Published Oct 12, 2021· Updated Jun 17, 2026
CVE-2021-3322
CVE-2021-3322
Description
Unexpected Pointer Aliasing in IEEE 802154 Fragment Reassembly in Zephyr. Zephyr versions >= >=2.4.0 contain NULL Pointer Dereference (CWE-476). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-p86r-gc4r-4mq3
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Affected products
3cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*range: >=2.4.0,<2.5.0
- (no CPE)range: >=2.4.0
- (no CPE)range: >=2.4.0
Patches
Vulnerability mechanics
References
1- github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-p86r-gc4r-4mq3nvdExploitPatchThird Party Advisory
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