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Status published
Medium
CVE-2023-38253
W3m: out of bounds read in growbuf_to_str() at w3m/indep.c
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://access.redhat.com/security/cve/CVE-2023-38253
- https://bugzilla.redhat.com/show_bug.cgi?id=2222779
- https://github.com/tats/w3m/issues/271
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AULOBQJLXE2KCT5UVQMKGEFL4GFIAOED/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TODROGVCWZ435HQIZE6ARQC5LPQLIA5C/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MKFZQUK7FPWWJQYICDZZ4YWIPUPQ2D3R/
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Affected Vendor
Affected Software
w3m, Red Hat Enterprise Linux 6, Extra Packages for Enterprise Linux, Fedora
Vulnerable Versions:
Unknown
Timeline
Official Publish:
July 14th, 2023
Last Modified:
February 13th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H