CVE-2014-7901

CVE-2014-7901 describes an integer overflow vulnerability in the OpenJPEG library, specifically within the opj_t2_read_packet_data function, as used in PDFium and Google Chrome versions prior to 39.0.2171.65. This flaw allows remote attackers to trigger a denial of service or potentially other unspecified impacts by providing a crafted JPEG image with a long segment. With a CVSS score of 7.5, this vulnerability is considered high severity, requiring no authentication and low attack complexity, potentially leading to partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or inclusion in CISA's KEV catalog, though it garnered some community discussion and media coverage upon disclosure.