Bug 2222779 (CVE-2023-38253) - CVE-2023-38253 w3m: Out of bounds read in growbuf_to_Str() at w3m/indep.c
Summary: CVE-2023-38253 w3m: Out of bounds read in growbuf_to_Str() at w3m/indep.c
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2023-38253
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
Whiteboard:
Depends On: 2222780 2222781
Blocks: 2218959
TreeView+ depends on / blocked
 
Reported: 2023-07-13 16:53 UTC by Pedro Sampaio
Modified: 2023-07-14 12:24 UTC (History)
2 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
An out-of-bounds read flaw was found in w3m, in the growbuf_to_Str function in indep.c. This issue may allow an attacker to cause a denial of service through a crafted HTML file.
Clone Of:
Environment:
Last Closed: 2023-07-13 21:42:59 UTC
Embargoed:

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Description Pedro Sampaio 2023-07-13 16:53:14 UTC 
w3m 0.5.3+git20230129 has an out-of-bounds read in function
growbuf_to_Str  in indep.c. This allows attackers to cause a denial of
service via a crafted HTML file.

Upstream issue:

https://github.com/tats/w3m/issues/271
Comment 1 Pedro Sampaio 2023-07-13 16:53:31 UTC 
Created w3m tracking bugs for this issue:

Affects: epel-all [bug 2222781]
Affects: fedora-all [bug 2222780]
Comment 2 Product Security DevOps Team 2023-07-13 21:42:58 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-2023-38253
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