CVE-2020-29363

HIGH

p11-kit 0.23.6-0.23.21 - Heap-Based Buffer Overflow in RPC Protocol Deserialization

Title source: llm
STIX 2.1

Description

An issue was discovered in p11-kit 0.23.6 through 0.23.21. A heap-based buffer overflow has been discovered in the RPC protocol used by p11-kit server/remote commands and the client library. When the remote entity supplies a serialized byte array in a CK_ATTRIBUTE, the receiving entity may not allocate sufficient length for the buffer to store the deserialized value.

References (4)

Core 4
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/p11-glue/p11-kit/releases
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2021/dsa-4822
Patch, Third Party Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpuapr2022.html

Scores

CVSS v3 7.5
EPSS 0.0352
EPSS Percentile 87.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (3)
debian/debian_linux 10.0
oracle/communications_cloud_native_core_policy 1.14.0
p11-kit_project/p11-kit 0.23.6 - 0.23.22
Published Dec 16, 2020
Tracked Since Feb 18, 2026