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CVE-2024-8443: Libopensc: heap buffer overflow in openpgp driver when generating key

Description

A heap-based buffer overflow vulnerability was found in the libopensc OpenPGP driver. A crafted USB device or smart card with malicious responses to the APDUs during the card enrollment process using the `pkcs15-init` tool may lead to out-of-bound rights, possibly resulting in arbitrary code execution.

Classification

CVE ID: CVE-2024-8443

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 15.0% (scored less or equal to compared to others)

EPSS Date: 2025-02-04 (when was this score calculated)

References

https://access.redhat.com/security/cve/CVE-2024-8443
https://bugzilla.redhat.com/show_bug.cgi?id=2310494

Timeline