CVE-2023-38252: W3m: out of bounds read in strnew_size() at w3m/str.c
An out-of-bounds read flaw was found in w3m, in the Strnewsize function in Str.c. This issue may allow an attacker to cause a denial of service through a crafted HTML file.
Other sources
w3m 0.5.3+git20230129 has an out-of-bounds read in function Strnewsize in Str.c. This allows attackers to cause a denial of service via a crafted HTML file.
Upstream issue:
https://github.com/tats/w3m/issues/270
— Red Hat
Affected Software
Event History
Frequently Asked Questions
What is CVE-2023-38252?
CVE-2023-38252 is an out-of-bounds read flaw in w3m in the Strnew_size function in Str.c.
What is the severity of CVE-2023-38252?
The severity of CVE-2023-38252 is medium.
How does CVE-2023-38252 affect the W3m Project W3m software?
CVE-2023-38252 affects W3m Project W3m starting from version 0.5.3+git20230121.
How can an attacker exploit CVE-2023-38252?
An attacker can exploit CVE-2023-38252 by crafting a malicious HTML file to cause a denial of service.
Are there any patches or fixes available for CVE-2023-38252?
Yes, there are patches available. Please refer to the provided references for more information.