CVE-2026-2100

MEDIUM

P11-kit: p11-kit: null dereference via c_derivekey with specific null parameters

Title source: cna
STIX 2.1

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.

References (4)

Scores

CVSS v3 5.3
EPSS 0.0005
EPSS Percentile 16.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-824
Status published
Products (12)
p11-kit_project/p11-kit
Red Hat/Red Hat Enterprise Linux 10
Red Hat/Red Hat Enterprise Linux 6
Red Hat/Red Hat Enterprise Linux 7
Red Hat/Red Hat Enterprise Linux 8
Red Hat/Red Hat Enterprise Linux 9
Red Hat/Red Hat Hardened Images
Red Hat/Red Hat Hardened Images 0.26.2-1.1.hum1
Red Hat/Red Hat OpenShift Container Platform 4
redhat/enterprise_linux 9.0
... and 2 more
Published Mar 26, 2026
Tracked Since Mar 27, 2026