Vulnerability Description
A flaw has been found in OpenSC up to 0.26.1. This affects the function test_kpgen_certwrite 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 attack is rather high. It is indicated that the exploitability is difficult. The exploit has been published and may be used. Patch name: 814f745b3b6d100295f65f1935edd33d520d33ab. It is recommended to apply a patch to fix this issue.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/OpenSC/OpenSC/
- https://github.com/OpenSC/OpenSC/commit/814f745b3b6d100295f65f1935edd33d520d33ab
- https://github.com/OpenSC/OpenSC/issues/3682
- https://github.com/OpenSC/OpenSC/pull/3684
- https://pan.baidu.com/s/1nrZPKDz2eAcCpsaFiIRlrg
- https://vuldb.com/cve/CVE-2026-10275
- https://vuldb.com/submit/825403
- https://vuldb.com/vuln/367568
- https://vuldb.com/vuln/367568/cti
FAQ
What is CVE-2026-10275?
CVE-2026-10275 is a vulnerability with a CVSS score of 5.0 (MEDIUM). A flaw has been found in OpenSC up to 0.26.1. This affects the function test_kpgen_certwrite of the file src/tools/pkcs11-tool.c of the component pkcs11-tool Key Generation Module. This manipulation c...
How severe is CVE-2026-10275?
CVE-2026-10275 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-10275?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.