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LIN1021-12 : Security Advisory - linux - CVE-2020-24587 (WiFi)

Created: May 17, 2021    Updated: May 13, 2022
Resolved Date: Jul 12, 2021
Found In Version:
Fix Version:
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Kernel


The 802.11 standard that underpins Wi-Fi Protected Access (WPA, WPA2, and WPA3) and Wired Equivalent Privacy (WEP) doesn't require that all fragments of a frame are encrypted under the same key. An adversary can abuse this to decrypt selected fragments when another device sends fragmented frames and the WEP, CCMP, or GCMP encryption key is periodically renewed.

CREATE(Triage):(User=admin) CVE-2020-24587 (


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