CVE-2025-35984: sail Heap Overflow — Exploit

Description

A memory corruption vulnerability exists in the PCX Image Decoding functionality of the SAIL Image Decoding Library v0.9.8. When decoding the image data from a specially crafted .pcx file, a heap-based buffer overflow can occur which allows for remote code execution. An attacker will need to convince the library to read a file to trigger this vulnerability.

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-122 CWE-122

Affected Products

Vendor	Product	Versions
sail	sail	All

References

Exploits

https://talosintelligence.com/vulnerability_reports/TALOS-2025-2217

Other References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2217

Frequently Asked Questions

What is CVE-2025-35984? +

A memory corruption vulnerability exists in the PCX Image Decoding functionality of the SAIL Image Decoding Library v0.9.8. When decoding the image data from a specially crafted .pcx file, a heap-based buffer overflow can occur which allows for remote code execution. An attacker will need to convince the library to read a file to trigger this vulnerability. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2025-35984? +

CVE-2025-35984 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-35984? +

CVE-2025-35984 affects products from sail, specifically: sail. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-35984? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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