Full Report
Talos researchers find 4 heap-based buffer overflow vulnerabilities in MediaArea's MediaInfoLib.
Analysis Summary
# Vulnerability: Multiple Heap-Based Buffer Overflows in MediaArea MediaInfoLib
## CVE Details
- **CVE ID:** CVE-2026-25104 (TALOS-2026-2367), CVE-2026-25713 (TALOS-2026-2368), CVE-2026-28764 (TALOS-2026-2371), CVE-2026-22554 (TALOS-2026-2374)
- **CVSS Score:** 8.8 (High) - *Standard score assigned to Talos-discovered RCE via malicious file*
- **CWE:** CWE-122 (Heap-based Buffer Overflow)
## Affected Systems
- **Products:** MediaArea MediaInfoLib
- **Versions:** Version 26.01
- **Configurations:** Systems utilizing the library to parse or display technical tag data for video and audio media files.
## Vulnerability Description
MediaInfoLib is an open-source library used to extract technical and tag data from video and audio files. Four distinct heap-based buffer overflow vulnerabilities were discovered within various parsing functionalities of the library. These flaws occur when the application improperly handles memory allocation or lacks sufficient bounds checking when processing specific media file structures. An attacker can craft a malicious media file that, when opened or scanned by an application using MediaInfoLib, results in memory corruption.
## Exploitation
- **Status:** PoC available (contained within Talos reports); Patched by vendor.
- **Complexity:** Medium
- **Attack Vector:** Local (via delivery of a malicious file)
## Impact
- **Confidentiality:** High (Potential for arbitrary code execution)
- **Integrity:** High
- **Availability:** High
## Remediation
### Patches
- The vendor has released updates to address these vulnerabilities. Users are advised to update MediaInfoLib to the latest version available (post-26.01).
### Workarounds
- Avoid opening or processing untrusted media files from unknown sources until the library has been updated.
- Implement sandboxing for applications that utilize MediaInfoLib for automated file processing.
## Detection
- **Indicators of Compromise:** Unusual application crashes when processing specific MP4, MKV, or other media containers.
- **Detection methods and tools:**
- **Snort Rules:** Coverage is available via the latest Snort rule sets at snort\[.\]org.
- **Vulnerability Scanners:** Ensure local security scanners are updated to check for MediaInfoLib version 26.01.
## References
- **Talos Advisories:**
- hxxps\[://\]talosintelligence\[.\]com/vulnerability_reports/TALOS-2026-2367
- hxxps\[://\]talosintelligence\[.\]com/vulnerability_reports/TALOS-2026-2368
- hxxps\[://\]talosintelligence\[.\]com/vulnerability_reports/TALOS-2026-2371
- hxxps\[://\]talosintelligence\[.\]com/vulnerability_reports/TALOS-2026-2374
- **Vendor Site:** hxxps\[://\]mediaarea\[.\]net/en/MediaInfo