CVEvulnerability
CVE-2026-103531
5.1 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2026-10-01
- Last modified
- 2026-10-06
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.1 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
- CVSS 2.0 ([email protected])
- 6.5 MEDIUM — AV:N/AC:L/Au:S/C:P/I:P/A:P
- Weaknesses
- CWE-119, CWE-121
Description
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.
Related
References
- https://github.com/OpenSC/OpenSC/ github.com
- https://github.com/OpenSC/OpenSC/commit/ad730304052937c32b4eb489a06835ac6123632c github.com
- https://github.com/OpenSC/OpenSC/pull/3812 github.com
- https://vuldb.com/cve/CVE-2026-103531 vuldb.com
- https://vuldb.com/submit/956910 vuldb.com
- https://vuldb.com/vuln/412343 vuldb.com
- https://vuldb.com/vuln/412343/cti vuldb.com