Important: postgresql:15 security update

标题

An update for the postgresql:15 module is now available for Red Hat Enterprise Linux 9.2 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. 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.

描述

PostgreSQL is an advanced object-relational database management system (DBMS).

Security Fix(es):

• postgresql: Buffer overrun from integer overflow in array modification (CVE-2023-5869)
• postgresql: Memory disclosure in aggregate function calls (CVE-2023-5868)
• postgresql: extension script @substitutions@ within quoting allow SQL injection (CVE-2023-39417)
• postgresql: Role pg_signal_backend can signal certain superuser processes. (CVE-2023-5870)
• postgresql: MERGE fails to enforce UPDATE or SELECT row security policies (CVE-2023-39418)

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.

解决方案

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

If the postgresql service is running, it will be automatically restarted after installing this update.

受影响的产品

• Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.2 x86_64
• Red Hat Enterprise Linux Server - AUS 9.2 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.2 s390x
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.2 ppc64le
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.2 aarch64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.2 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.2 x86_64
• Red Hat Enterprise Linux Server for ARM 64 - 4 years of updates 9.2 aarch64
• Red Hat Enterprise Linux Server for IBM z Systems - 4 years of updates 9.2 s390x

修复

• BZ - 2228111 - CVE-2023-39417 postgresql: extension script @substitutions@ within quoting allow SQL injection
• BZ - 2228112 - CVE-2023-39418 postgresql: MERGE fails to enforce UPDATE or SELECT row security policies
• BZ - 2247168 - CVE-2023-5868 postgresql: Memory disclosure in aggregate function calls
• BZ - 2247169 - CVE-2023-5869 postgresql: Buffer overrun from integer overflow in array modification
• BZ - 2247170 - CVE-2023-5870 postgresql: Role pg_signal_backend can signal certain superuser processes.

CVE

• CVE-2023-5868
• CVE-2023-5869
• CVE-2023-5870
• CVE-2023-39417
• CVE-2023-39418

参考

• https://access.redhat.com/security/updates/classification/#important