Bug 1760509 (CVE-2018-14466)

Summary: CVE-2018-14466 tcpdump: Buffer over-read in print-icmp6.c
Product: [Other] Security Response Reporter: Pedro Sampaio <psampaio>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: luhliari, mlichvar, mruprich, msehnout, msekleta, thozza
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: tcpdump 4.9.3 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 1791724, 1791725, 1760626    
Bug Blocks: 1760628    

Description Pedro Sampaio 2019-10-10 17:22:53 UTC
The Rx parser in tcpdump before 4.9.3 has a buffer over-read in print-rx.c:rx_cache_find() and rx_cache_insert().

Upstream patch:

https://github.com/the-tcpdump-group/tcpdump/commit/c24922e692a52121e853a84ead6b9337f4c08a94

References:

https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES

Comment 1 Pedro Sampaio 2019-10-11 00:03:08 UTC
Created tcpdump tracking bugs for this issue:

Affects: fedora-all [bug 1760626]