Bug 2126270 (CVE-2022-38223) - CVE-2022-38223 w3m: an out-of-bounds write in checkType located in etc.c in w3m
Summary: CVE-2022-38223 w3m: an out-of-bounds write in checkType located in etc.c in w3m
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2022-38223
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2126271 2126272
Blocks: 2126273
TreeView+ depends on / blocked
 
Reported: 2022-09-13 04:41 UTC by Avinash Hanwate
Modified: 2022-11-25 16:27 UTC (History)
3 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
An out-of-bounds write-in check type flaw was found in the etc.c function in w3m, triggered by sending a crafted HTML file to the w3m binary. This flaw allows an attacker to cause a denial of service and other possible impacts.
Clone Of:
Environment:
Last Closed: 2022-11-25 16:27:52 UTC


Attachments (Terms of Use)

Description Avinash Hanwate 2022-09-13 04:41:02 UTC
There is an out-of-bounds write in checkType located in etc.c in w3m 0.5.3. It can be triggered by sending a crafted HTML file to the w3m binary. It allows an attacker to cause Denial of Service or possibly have unspecified other impact.

https://github.com/tats/w3m/issues/242

Comment 1 Avinash Hanwate 2022-09-13 04:41:26 UTC
Created w3m tracking bugs for this issue:

Affects: epel-all [bug 2126271]
Affects: fedora-all [bug 2126272]

Comment 2 Product Security DevOps Team 2022-11-25 16:27:51 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-38223


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