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Fencer Vulns
medium 5.5

CVE-2024-41439 json

A heap buffer overflow in the function cp_block() (/vendor/cute_png.h) of hicolor v0.5.0 allows attackers to cause a Denial of Service (DoS…

published 2024-07-30 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-39044

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 31%
public exploits
0
none known

Summary

A heap buffer overflow in the function cp_block() (/vendor/cute_png.h) of hicolor v0.5.0 allows attackers to cause a Denial of Service (DoS) via a crafted PNG file.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/Helson-S/FuzzyTesting/blob/master/hicolor/heapof-w98-cp_block-5c0-cute_png-642c5 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/Helson-S/FuzzyTesting/blob/master/hicolor/heapof-w98-cp_block-5c0-cute_png-642c5/vulDescription.md referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/Helson-S/FuzzyTesting/blob/master/hicolor/heapof-w98-cp_block-5c0-cute_png-642c5/poc referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/Helson-S/FuzzyTesting/blob/master/hicolor/heapof-w98-cp_block-5c0-cute_png-642c5/poc/sample13.png referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/Helson-S/FuzzyTesting/blob/master/hicolor/heapof-w98-cp_block-5c0-cute_png-642c5/vulDescription.assets/image-20240530192505615.png referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/Helson-S/FuzzyTesting/blob/master/hicolor/heapof-w98-cp_block-5c0-cute_png-642c5/vulDescription.assets/image-20240531002753478.png referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

  • dbohdan hicolor

Classification

Weakness

References

Sources

Fencer Vulns 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.