CVE-2023-38253
W3m: out of bounds read in growbuf_to_str() at w3m/indep.c
CVSS Score
4.7
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-125 |
| Vendor | n/a |
| Product | w3m |
| Published | Jul 14, 2023 |
| Last Updated | Feb 13, 2025 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
n/a / w3m
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Fedora / Extra Packages for Enterprise Linux
All versions affected Fedora / Fedora
All versions affected References
access.redhat.com: https://access.redhat.com/security/cve/CVE-2023-38253 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2222779 github.com: https://github.com/tats/w3m/issues/271 lists.fedoraproject.org: https://lists.fedoraproject.org/archives/list/[email protected]/message/AULOBQJLXE2KCT5UVQMKGEFL4GFIAOED/ lists.fedoraproject.org: https://lists.fedoraproject.org/archives/list/[email protected]/message/TODROGVCWZ435HQIZE6ARQC5LPQLIA5C/ lists.fedoraproject.org: https://lists.fedoraproject.org/archives/list/[email protected]/message/MKFZQUK7FPWWJQYICDZZ4YWIPUPQ2D3R/