What’s Vulnerable › Vulnerabilities

CVE-2024-45617: Libopensc: uninitialized values after incorrect or missing checking return values of functions in libopensc

• Severity: low (CVSS 3.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-09-03 · updated 2026-06-30
• Weakness: CWE-457

Description

A vulnerability was found in OpenSC, OpenSC tools, PKCS#11 module, minidriver, and CTK. An attacker could use a crafted USB Device or Smart Card, which would present the system with a specially crafted response to APDUs. Insufficient or missing checking of return values of functions leads to unexpected work with variables that have not been initialized.

Affected products

• OpenSC: before 0.26.0 — fixed in 0.26.0
• Red Hat Enterprise Linux: 7.0, 8.0, 9.0

How to fix

Upgrade to a fixed version: OpenSC 0.26.0. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/security/cve/CVE-2024-45617
• https://bugzilla.redhat.com/show_bug.cgi?id=2309286
• https://lists.debian.org/debian-lts-announce/2024/12/msg00026.html

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