Heap-based buffer overflow in iccDEV - CVE-2026-34534
Published: May 5, 2026
Vulnerability identifier: #VU129822
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-34534
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to heap-based buffer overflow in CIccMpeSpectralMatrix::Describe() when parsing a crafted ICC profile. A remote attacker can supply a specially crafted ICC profile to cause a denial of service.
The issue is observable as an out-of-bounds heap read when running iccDumpProfile on a malicious profile.
Affected software
iccDEV
How to mitigate CVE-2026-34534
Install security update from vendor's website.
iccDEV - update to 2.3.1.6