CVE-2023-4255
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
W3m: out-of-bounds write in function checktype() in etc.c (incomplete fix for cve-2022-38223)
An out-of-bounds write issue has been discovered in the backspace handling of the checkType() function in etc.c within the W3M application. This vulnerability is triggered by supplying a specially crafted HTML file to the w3m binary. Exploitation of this flaw could lead to application crashes, resulting in a denial of service condition.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
w3m
- Vendor
- n/a
- Product
- w3m
- Platforms
- Unknown
- Default status
affected
No explicit version tuples; consult this entry's default status.
Fedora
- Vendor
- Fedora
- Product
- Fedora
- Platforms
- Unknown
- Default status
affected- Package
- w3m
- Package collection
- https://packages.fedoraproject.org/
No explicit version tuples; consult this entry's default status.
Extra Packages for Enterprise Linux
- Vendor
- Fedora
- Product
- Extra Packages for Enterprise Linux
- Platforms
- Unknown
- Default status
affected- Package
- w3m
- Package collection
- https://packages.fedoraproject.org/
No explicit version tuples; consult this entry's default status.