{"id":69812,"date":"2025-09-02T09:27:09","date_gmt":"2025-09-02T09:27:09","guid":{"rendered":""},"modified":"2025-10-10T17:18:47","modified_gmt":"2025-10-10T23:18:47","slug":"cve-2025-32468-critical-memory-corruption-vulnerability-in-sail-image-decoding-library","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-32468-critical-memory-corruption-vulnerability-in-sail-image-decoding-library\/","title":{"rendered":"CVE-2025-32468: Critical Memory Corruption Vulnerability in SAIL Image Decoding Library<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

The vulnerability in question, CVE-2025-32468, is a critical memory corruption issue that resides in the BMPv3 Image Decoding functionality of the SAIL Image Decoding Library v0.9.8. This flaw exposes any system utilizing this library to potential exploit by an attacker who could cause an integer overflow leading to remote code execution. As the library is widely used in various applications for image decoding<\/a>, the issue is of significant concern and demands immediate attention from developers and system administrators alike.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-32468
\nSeverity: Critical (8.8 CVSS Severity Score)
\nAttack Vector: Local File Inclusion<\/a>
\nPrivileges Required: None
\nUser Interaction: Required (The attacker needs to convince the library to read a file)
\nImpact: System compromise and potential<\/a> data leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

SAIL Image Decoding<\/a> Library | v0.9.8<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The root cause of the vulnerability is due to an improper<\/a> calculation of stride while decoding BMPv3 images. An attacker can exploit this vulnerability by crafting a .bmp file that, when loaded by the SAIL Image Decoding Library, causes an integer overflow<\/a>. This overflow then leads to a heap-based buffer<\/a> overflow when the image is decoded. The overflow can potentially allow an attacker to execute arbitrary code<\/a> remotely, leading to system compromise and data leakage.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

# This is a conceptual code and should not be used for malicious purposes.\n# Crafting a malicious BMP file\nfrom struct import pack\nheader = pack('IHIBBBBB',\n0x4D42,     # Magic number for BMP\n66,         # Size of BMP file\n0, 0,       # Reserved\n66,         # Image data offset\n40, 1, 1, 1 # Width, Height, Planes, Bitcount\n)\n# ... additional code to create an oversized image leading to integer overflow ...\nwith open('malicious.bmp', 'wb') as f:\nf.write(header)\nf.write(payload)<\/code><\/pre>\n
This conceptual code demonstrates the creation of a malicious BMP image file that could potentially cause an integer overflow when processed by the vulnerable<\/a> image decoding library.
\nNOTE: This is a conceptual example and is not guaranteed to work. The actual exploit would require specific knowledge of the system and library<\/a> internals.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview The vulnerability in question, CVE-2025-32468, is a critical memory corruption issue that resides in the BMPv3 Image Decoding functionality of the SAIL Image Decoding Library v0.9.8. This flaw exposes any system utilizing this library to potential exploit by an attacker who could cause an integer overflow leading to remote code execution. As the library […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[],"product":[],"attack_vector":[86,80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-69812","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-buffer-overflow","attack_vector-rce"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t