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Fencer Vulns
medium 6.2

CVE-2026-34555 json

iccDEV: SBO in CIccTagFixedNum::GetValues()

published 2026-03-31 7 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-17721

cvss
6.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 7%
public exploits
0
none known

Summary

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, there is a stack-buffer-overflow (SBO) in CIccTagFixedNum<>::GetValues() and a related bug chain. The primary crash is an AddressSanitizer-reported WRITE of size 4 that overflows a 4-byte stack variable (rv) via the call chain CIccTagFixedNum::GetValues() -> CIccTagStruct::GetElemNumberValue(). This issue has been patched in version 2.3.1.6.

Patch / fix

  • color iccdev 2.3.1.6

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
7 mo ago

Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/InternationalColorConsortium/iccDEV/issues/696 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/InternationalColorConsortium/iccDEV/issues/697 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/InternationalColorConsortium/iccDEV/issues/698 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/InternationalColorConsortium/iccDEV/issues/703 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • InternationalColorConsortium iccDEV

Classification

Weakness
  • CWE-121 Stack-based Buffer Overflow

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.