Use of a Broken or Risky Cryptographic Algorithm Affecting kernel-uek-headers package, versions <0:4.14.35-2047.507.7.4.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.1% (43rd percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKHEADERS-2599570
  • published10 Apr 2022
  • disclosed11 May 2021

Introduced: 11 May 2021

CVE-2020-24587  (opens in a new tab)
CWE-327  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek-headers to version 0:4.14.35-2047.507.7.4.el7uek or higher.
This issue was patched in ELSA-2021-9452.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-headers package and not the kernel-uek-headers package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

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.

CVSS Scores

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