CVE-2023-38253
W3m: out of bounds read in growbuf_to_str() at w3m/indep.c
MEDIUM
5.5
CVSS Score
Published: July 14, 2023 at 05:07 PM UTC
Updated: June 17, 2026 at 06:09 AM UTC
4 products affected across 3 vendorsFedoraEnterprise LinuxExtra Packages for Enterprise Linux
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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.4%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
95%
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (6)
VDB Entryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/security/cve/CVE-2023-38253Issue Trackingx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2222779ExploitIssue TrackingThird Party Advisory
Source: [email protected]
https://github.com/tats/w3m/issues/271CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-125
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