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Fencer Intel
critical 9.8

CVE-2018-13794 json

A heap-based buffer overflow exists in stbi__bmp_load_cont in stb_image.h in catimg 2.4.0.

published 8y ago modified 4mo ago also EUVD-2018-5732

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 75%
public exploits
0
none known

Summary

A heap-based buffer overflow exists in stbi__bmp_load_cont in stb_image.h in catimg 2.4.0.

Patch / fix

  • catimg Debian 14, Debian 13, Debian 12 2.5.0-1

debian advisories DEBIAN-CVE-2018-13794

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-13794 updated cvss 3.3

catimg: Heap-based buffer overflow in stb_image.h:stbi__bmp_load_cont() via crafted .ico file

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.55% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.