Bug 2185498 (CVE-2023-1801)

Summary:	CVE-2023-1801 tcpdump: OOB write in SMB decoder
Product:	[Other] Security Response	Reporter:	Avinash Hanwate <ahanwate>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	mruprich, msekleta
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A vulnerability was found in the tcpdump tool. This issue allows the SMB protocol decoder in tcpdump to perform an out-of-bounds write when decoding a crafted network packet.	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:
Embargoed:
Bug Depends On:	2185499, 2185501, 2185502
Bug Blocks:	2185500

Description Avinash Hanwate 2023-04-10 03:37:13 UTC

The SMB protocol decoder in tcpdump version 4.99.3 can perform an out-of-bounds write when decoding a crafted network packet.

https://github.com/the-tcpdump-group/tcpdump/commit/03c037bbd75588beba3ee09f26d17783d21e30bc
https://github.com/the-tcpdump-group/tcpdump/commit/7578e1c04ee280dda50c4c2813e7d55f539c6501

Comment 1 Avinash Hanwate 2023-04-10 03:37:32 UTC

Created tcpdump tracking bugs for this issue:

Affects: fedora-all [bug 2185499]