Bug 1936662 (CVE-2021-20274)

Summary: CVE-2021-20274 privoxy: NULL-pointer dereference when the socks server misbehaves
Product: [Other] Security Response Reporter: Pedro Sampaio <psampaio>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED DUPLICATE QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: cheese, gwync, karsten
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: privoxy 3.0.32 Doc Type: ---
Doc Text:
A flaw was found in Privoxy, where a crash may occur due to a NULL-pointer dereference when the socks server misbehaves. The highest threat from this vulnerability is to system availability.
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-03-08 21:14:46 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:

Description Pedro Sampaio 2021-03-08 21:14:19 UTC
A flaw was found in privoxy before 3.0.32. A crash may occur due a NULL-pointer dereference when the socks server misbehaves.

Upstream patch:

https://www.privoxy.org/gitweb/?p=privoxy.git;a=commit;h=85817cc55b9

Comment 1 Pedro Sampaio 2021-03-08 21:14:24 UTC
External References:

https://www.privoxy.org/announce.txt

Comment 2 Pedro Sampaio 2021-03-08 21:14:46 UTC

*** This bug has been marked as a duplicate of bug 1935974 ***