CVE-2026-2100

MEDIUM

5.3

Description

A flaw was found in p11-kit. A remote attacker could exploit this vulnerability by calling the C_DeriveKey function on a remote token with specific IBM kyber or IBM btc derive mechanism parameters set to NULL. This could lead to the RPC-client attempting to return an uninitialized value, potentially resulting in a NULL dereference or undefined behavior. This issue may cause an application level denial of service or other unpredictable system states.

CVE Details

CVSS v3.1 Score5.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/26/2026

Last Modified3/30/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-824

References

https://access.redhat.com/security/cve/CVE-2026-2100(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=2437308(secalert@redhat.com)

https://github.com/p11-glue/p11-kit/pull/740(secalert@redhat.com)

IOC Correlations

No correlations recorded

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