CVE-2026-24852

6.1 MEDIUM

📋 TL;DR

A heap buffer over-read vulnerability in iccDEV library versions before 2.3.1.2 allows attackers to potentially leak heap memory contents and cause application crashes when processing malicious ICC color profiles. This affects any application or system using the vulnerable iccDEV library for ICC color profile processing. The vulnerability occurs when strlen() reads non-null-terminated buffers in user-controllable ICC profile data.

💻 Affected Systems

Products:
  • iccDEV library
  • Applications using iccDEV library for ICC color profile processing
Versions: All versions before 2.3.1.2
Operating Systems: All platforms where iccDEV is used (Linux, Windows, macOS, etc.)
Default Config Vulnerable: ⚠️ Yes
Notes: Any application that uses iccDEV to process ICC color profiles from untrusted sources is vulnerable.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Heap memory disclosure leading to sensitive information leakage, potential remote code execution through memory corruption, and application termination causing denial of service.

🟠

Likely Case

Application crashes (denial of service) and limited heap memory content leakage when processing malicious ICC profiles.

🟢

If Mitigated

No impact if patched version is used or if untrusted ICC profiles are not processed.

🌐 Internet-Facing: MEDIUM - Applications processing user-uploaded ICC profiles from untrusted sources are vulnerable to exploitation.
🏢 Internal Only: LOW - Internal systems processing only trusted ICC profiles have minimal exposure.

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ⚠️ Yes
Complexity: MEDIUM

Exploitation requires crafting malicious ICC profiles and getting them processed by vulnerable applications. No public exploit code is currently available.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2.3.1.2

Vendor Advisory: https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-q8g2-mp32-3j7f

Restart Required: Yes

Instructions:

1. Identify applications using iccDEV library. 2. Update iccDEV to version 2.3.1.2 or later. 3. Rebuild applications if statically linked. 4. Restart affected applications/services.

🧯 If You Can't Patch

  • Implement strict input validation for ICC profile processing
  • Isolate ICC profile processing to sandboxed environments

🔍 How to Verify

Check if Vulnerable:

Check iccDEV library version: `iccdev --version` or examine linked library versions in applications.

Check Version:

iccdev --version

Verify Fix Applied:

Confirm iccDEV version is 2.3.1.2 or later and test with known malicious ICC profiles.

📡 Detection & Monitoring

Log Indicators:

  • Application crashes when processing ICC profiles
  • Memory access violation errors
  • Unexpected termination of color profile processing applications

Network Indicators:

  • Uploads of ICC profile files to vulnerable applications
  • Unusual ICC profile file transfers

SIEM Query:

source="application_logs" AND ("segmentation fault" OR "access violation" OR "heap corruption") AND process="*icc*"

🔗 References

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