CVE-2026-21675— iccDEV has a Use After Free vulnerability in CIccCmm class via improper hint manager object deletion
Quick assessment
Affected
InternationalColorConsortium iccDEV
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
iccDEV是International Color Consortium (ICC)开源的一个颜色配置代码库。 iccDEV 2.3.1及之前版本存在安全漏洞，该漏洞源于CIccXform::Create函数存在释放后重用，可能导致释放后重用攻击。
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2026-21675
Vulnerability Information
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Vulnerability Title
iccDEV has a Use After Free vulnerability in CIccCmm class via improper hint manager object deletion
Source: CVE Program / CVE List V5
Vulnerability Description
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below contain a Use After Free vulnerability in the CIccXform::Create() function, where it deletes the hint. This issue is fixed in version 2.3.1.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
iccDEV 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
iccDEV是International Color Consortium (ICC)开源的一个颜色配置代码库。 iccDEV 2.3.1及之前版本存在安全漏洞，该漏洞源于CIccXform::Create函数存在释放后重用，可能导致释放后重用攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| InternationalColorConsortium | iccDEV | < 2.3.1.1 | - |
|
II. Public POCs for CVE-2026-21675
| # | POC Description | Source Link | Shenlong Link |
|---|
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III. Intelligence Information for CVE-2026-21675
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Patches & Fixes for CVE-2026-21675 (1)
Vendor Advisories for CVE-2026-21675 (1)
Other References for CVE-2026-21675 (1)
-
https://github.com/InternationalColorConsortium/iccDEV/issues/182 x_refsource_MISC
Same Patch Batch · InternationalColorConsortium · 2026-01-06 · 16 CVEs total
| CVE-2026-21676 | 8.8 HIGH | iccDEV has a Heap-based Buffer Overflow in its CIccMBB::Validate() function |
| CVE-2026-21485 | 8.8 HIGH | iccDEV Undefined Behavior (UB) and Out of Memory in CIccProfile::LoadTag() |
| CVE-2026-21677 | 8.8 HIGH | iccDEV has Undefined Behavior in CIccCLUT::Init() |
| CVE-2026-21486 | 7.8 HIGH | Use After Free and Heap-based Buffer Overflow and Integer Overflow or Wraparound and Out-o |
| CVE-2026-21673 | 7.8 HIGH | iccDEV has Integer Overflow/Underflow in CIccXmlArrayType::ParseTextCountNum() |
| CVE-2026-21507 | 7.5 HIGH | iccDEV is Vulnerable to Denial of Service via Infinite Loop in CalcProfileID() |
| CVE-2026-21493 | 6.6 MEDIUM | iccDEV has Type Confusion during XML Curve Serialization |
| CVE-2026-21487 | 6.1 MEDIUM | iccDEV has Out-of-bounds Read, Use of Out-of-range Pointer Offset and Improper Input Valid |
| CVE-2026-21489 | 6.1 MEDIUM | iccDEV has Out-of-bounds Read and Integer Underflow (Wrap or Wraparound) |
| CVE-2026-21494 | 6.1 MEDIUM | iccDEV has heap buffer overflow in CIccTagLut8::Validate() |
| CVE-2026-21488 | 6.1 MEDIUM | iccDEV has Out-of-bounds Read, Heap-based Buffer Overflow and Improper Null Termination |
| CVE-2026-21491 | 6.1 MEDIUM | iccDEV has unicode buffer overflow in CIccTagTextDescription |
| CVE-2026-21490 | 6.1 MEDIUM | iccDEV has heap buffer overflow in CIccTagLut16::Validate() |
| CVE-2026-21492 | 5.5 MEDIUM | iccDEV ToneMap Writer has NULL Pointer Member Call |
| CVE-2026-21674 | 3.3 LOW | iccDEV has a Memory Leak in its CIccProfileXml::ParseTag() Error Path |
IV. Related Vulnerabilities
V. Comments for CVE-2026-21675
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