RHSA-2021:1609: Red Hat Security Advisory: p11-kit security, bug fix, and enhancement update

An update for p11-kit is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.The p11-kit packages provide a mechanism to manage PKCS#11 modules. The p11-kit-trust subpackage includes a PKCS#11 trust module that provides certificate anchors and black lists based on configuration files. The following packages have been upgraded to a later upstream version: p11-kit (0.23.22). (BZ#1887853) Security Fix(es):

• p11-kit: integer overflow when allocating memory for arrays or attributes and object identifiers (CVE-2020-29361)
• p11-kit: out-of-bounds read in p11_rpc_buffer_get_byte_array function in rpc-message.c (CVE-2020-29362)
• p11-kit: out-of-bounds write in p11_rpc_buffer_get_byte_array_value function in rpc-message.c (CVE-2020-29363) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References section. Related CVEs:
• CVE-2020-29361: p11-kit: integer overflow when allocating memory for arrays or attributes and object identifiers
• CVE-2020-29362: p11-kit: out-of-bounds read in p11_rpc_buffer_get_byte_array function in rpc-message.c
• CVE-2020-29363: p11-kit: out-of-bounds write in p11_rpc_buffer_get_byte_array_value function in rpc-message.c