Bug 2165845 (CVE-2023-0416)

Summary: CVE-2023-0416 wireshark: GNW dissector crash
Product: [Other] Security Response Reporter: TEJ RATHI <trathi>
Component: vulnerabilityAssignee: Nobody <nobody>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: fhrdina, mruprich
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: wireshark 4.0.3, wireshark 3.6.11 Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in the GNW dissector of Wireshark. This issue occurs when decoding malformed packets from a pcap file or from the network, causing a use-after-free problem, resulting in a Denial of Service.
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: 2168701, 2169503    
Bug Blocks: 2165003    

Description TEJ RATHI 2023-01-31 09:09:12 UTC
GNW dissector crash in Wireshark 4.0.0 to 4.0.2 and 3.6.0 to 3.6.10 and allows denial of service via packet injection or crafted capture file.

References:
https://www.wireshark.org/security/wnpa-sec-2023-04.html
https://gitlab.com/wireshark/wireshark/-/issues/18779
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0416.json

Comment 1 Guilherme de Almeida Suckevicz 2023-02-09 19:22:37 UTC
Created wireshark tracking bugs for this issue:

Affects: fedora-all [bug 2168701]