CVE-2026-40510

CVE-2026-40510 affects OpenSC before 0.27.0-rc1. A stack buffer overflow in piv_process_history() (src/libopensc/card-piv.c) can memory-corrupt if a physically present attacker uses a crafted PIV card/USB device that returns a URL field longer than 118 bytes in the Key History Object ASN.1 respon...

CVE-2026-40510

OpenSC before 0.27.0-rc1, fixed in commit 3f24f0b, contains a stack buffer overflow vulnerability in pivprocesshistory in src/libopensc/card-piv.c that allows physically present attackers to trigger memory corruption by presenting a crafted PIV smart card or USB device returning a URL field longe...

PT-2026-44840

OpenSC before 0.27.0-rc1, fixed in commit 3f24f0b, contains a stack buffer overflow vulnerability in piv process history in src/libopensc/card-piv.c that allows physically present attackers to trigger memory corruption by presenting a crafted PIV smart card or USB device returning a URL field...