{"id":"CVE-2020-29363","details":"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.","aliases":["GHSA-5j67-fw89-fp6x"],"modified":"2026-05-28T04:06:01.332143364Z","published":"2020-12-16T14:15:12.840Z","related":["ALSA-2021:1609"],"database_specific":{"unresolved_ranges":[{"extracted_events":[{"last_affected":"10.0"}],"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"],"vendor_product":"debian:debian_linux","source":"CPE_STRING"},{"extracted_events":[{"last_affected":"1.14.0"}],"cpes":["cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*"],"vendor_product":"oracle:communications_cloud_native_core_policy","source":"CPE_STRING"}]},"references":[{"type":"ADVISORY","url":"https://github.com/p11-glue/p11-kit/releases"},{"type":"ADVISORY","url":"https://github.com/p11-glue/p11-kit/security/advisories/GHSA-5j67-fw89-fp6x"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4822"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/p11-glue/p11-kit","events":[{"introduced":"9cbf590b468f9596284c5bc34be8add09f3f5bee"},{"fixed":"bd97afbfe28d5fbbde95ce36ff7a8834fc0291ee"}],"database_specific":{"source":"CPE_RANGE","cpe":"cpe:2.3:a:p11-kit_project:p11-kit:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.23.6"},{"fixed":"0.23.22"}]}}],"versions":["0.23.21","0.23.20","0.23.19","0.23.18.1","0.23.18","0.23.17","0.23.16.1","0.23.16","0.23.15","0.23.14","0.23.13","0.23.12","0.23.11","0.23.10","0.23.7","0.23.6"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-29363.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}