>> Libexif EXIF Tag Handling Integer Overflow and Denial of Service Issues
Title : Libexif EXIF Tag Handling Integer Overflow and Denial of Service Issues VUPEN ID : VUPEN/ADV-2007-4278 CVE ID : CVE-2007-6351 - CVE-2007-6352
Rated as : High Risk
Remotely Exploitable : Yes Locally Exploitable : Yes Release Date : 2007-12-20
Technical Description
Multiple vulnerabilities have been identified in Libexif, which could be exploited by attackers to cause a denial of service or execute arbitrary code.
The first issue is caused by an integer overflow error in the "exif_data_load_data_thumbnail()" [exif-data.c] function when parsing malformed EXIF image data, which could be exploited by attackers to crash an application linked against a vulnerable library or compromise an affected system.
The second vulnerability is caused by an infinite recursion error in the "exif_loader_write()" [exif-loader.c] function when processing malformed content, which could be exploited to crash an affected application, creating a denial of service condition.
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