Bug 1811037 (CVE-2016-10743)

Summary: CVE-2016-10743 hostapd: Not preventig the use of low quality PRNG leads to insufficient entropy
Product: [Other] Security Response Reporter: Michael Kaplan <mkaplan>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED NOTABUG QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: dcaratti, linville, negativo17, sukulkar
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Fixed In Version: Doc Type: If docs needed, set a value
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Clone Of: Environment:
Last Closed: 2020-03-27 06:37:30 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On:    
Bug Blocks: 1811039    

Description Michael Kaplan 2020-03-06 13:42:38 UTC
hostapd before 2.6 does not prevent use of the low-quality PRNG that is reached by an os_random() function call resulting in insufficient entropy.

External Reference:


Comment 1 Huzaifa S. Sidhpurwala 2020-03-27 06:37:30 UTC

This issue is only triggered with WPS pin needs to be generated and there is no /dev/urandom device. Such a scenario should not be possible in a typical server configuration, and may be a case in case of IoT or embedded devices. Therefore marking Red Hat Products as not affected.