Bug 1218226 (CVE-2023-4255) - VUL-0: CVE-2023-4255: w3m: out-of-bounds write in function checkType() in etc.c
Summary: VUL-0: CVE-2023-4255: w3m: out-of-bounds write in function checkType() in etc.c
Status: RESOLVED FIXED
Alias: CVE-2023-4255
Product: SUSE Security Incidents
Classification: Novell Products
Component: Incidents (show other bugs)
Version: unspecified
Hardware: Other Other
: P3 - Medium : Normal
Target Milestone: ---
Assignee: Security Team bot
QA Contact: Security Team bot
URL: https://smash.suse.de/issue/388646/
Whiteboard: CVSSv3.1:SUSE:CVE-2023-4255:5.5:(AV:L...
Keywords:
Depends on:
Blocks:
 
Reported: 2023-12-19 15:39 UTC by SMASH SMASH
Modified: 2024-03-11 13:42 UTC (History)
2 users (show)

See Also:
Found By: Security Response Team
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---

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Description SMASH SMASH 2023-12-19 15:39:59 UTC 
w3m has an out-of-bounds write in function checkType() in etc.c. It allows a local attacker to cause Denial of Service or possibly have unspecified other impact via a crafted HTML file. NOTE: It was introduced in the fix of CVE-2022-38223.

https://github.com/tats/w3m/issues/268
https://github.com/tats/w3m/pull/273

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-4255
https://github.com/tats/w3m/issues/268

Patch:
https://github.com/tats/w3m/pull/273/commits/edc602651c506aeeb60544b55534dd1722a340d3
Comment 3 Maintenance Automation 2024-01-02 20:33:53 UTC 
SUSE-SU-2024:0014-1: An update that solves one vulnerability can now be installed.

Category: security (moderate)
Bug References: 1218226
CVE References: CVE-2023-4255
Sources used:
SUSE Linux Enterprise High Performance Computing 12 SP5 (src): w3m-0.5.3.git20161120-161.9.1
SUSE Linux Enterprise Server 12 SP5 (src): w3m-0.5.3.git20161120-161.9.1
SUSE Linux Enterprise Server for SAP Applications 12 SP5 (src): w3m-0.5.3.git20161120-161.9.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
Comment 4 Thomas Blume 2024-03-11 08:07:17 UTC 
reassigning to security team to wrap it up
Comment 5 Robert Frohl 2024-03-11 13:42:29 UTC 
done, closing