CVE-2026-10275

A flaw has been found in OpenSC up to 0.26.1. This affects the function testkpgencertwrite of the file src/tools/pkcs11-tool.c of the component pkcs11-tool Key Generation Module. This manipulation causes buffer overflow. The attack is possible to be carried out remotely. The complexity of an atta...

CVE-2025-66038 OpenSC: `sc_compacttlv_find_tag` can return out-of-bounds pointers

OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, sccompacttlvfindtag searches a compact-TLV buffer for a given tag. In compact-TLV, a single byte encodes the tag high nibble and value length low nibble. With a 1-byte buffer 0x0A, the encoded element claims tag=0...

PAM-PKCS#11 授权问题漏洞

PAM-PKCS11 is an OpenSC open source login module. An authorization issue vulnerability exists in PAM-PKCS11 versions prior to 0.6.13, which stems from not checking private key signatures in the default configuration, allowing an attacker to create a new token and log in with the user's public dat...

DEBIAN-CVE-2019-20792

OpenSC before 0.20.0 has a double free in coolkeyfreeprivatedata because coolkeyaddobject in libopensc/card-coolkey.c lacks a uniqueness check...

DEBIAN-CVE-2019-19481

An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates...

OpenSC Multiple Denial of Service Vulnerabilities

Description OpenSC is prone to multiple denial-of-service vulnerabilities. An attacker can exploit this issue to cause denial-of-service conditions. OpenSC through version 0.19.0 and 0.20.x through 0.20.0-rc3 are vulnerable. Technologies Affected Opensc-Project Opensc 0.10.0 Opensc-Project Opensc...

OpenSC Multiple Out Of Bounds Write Denial of Service Vulnerabilities

Description OpenSC is prone to multiple denial-of-service vulnerabilities. Attackers can exploit these issues to cause denial-of-service conditions. Versions prior to OpenSC 0.20.0-rc1 are vulnerable. Technologies Affected Opensc-Project Opensc 0.10.0 Opensc-Project Opensc 0.10.1 Opensc-Project...