{"id":"AZL-105342","summary":"CVE-2026-103531 affecting package opensc 0.27.1-2","details":"A flaw has been found in OpenSC up to 0.27.1. The impacted element is the function setcos_construct_fci_44 of the file src/libopensc/card-setcos.c. Executing a manipulation of the argument type_attr can lead to stack-based buffer overflow. The attack can be launched remotely. This patch is called ad730304052937c32b4eb489a06835ac6123632c. It is best practice to apply a patch to resolve this issue.","modified":"2026-10-01T14:17:29.021903911Z","published":"2026-10-01T01:16:35Z","upstream":["CVE-2026-103531"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-103531"}],"affected":[{"package":{"name":"opensc","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/opensc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.27.1-2"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-105342.json"}}],"schema_version":"1.9.0"}