[SECURITY] [DSA 5553-1] postgresql-15 security update
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Debian Security Advisory DSA-5553-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
November 13, 2023 https://www.debian.org/security/faq
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Package : postgresql-15
CVE ID : CVE-2023-5868 CVE-2023-5869 CVE-2023-5870 CVE-2023-39417
CVE-2023-39418
Several vulnerabilities have been discovered in the PostgreSQL
database system.
CVE-2023-5868
Jingzhou Fu discovered a memory disclosure flaw in aggregate
function calls.
CVE-2023-5869
Pedro Gallegos reported integer overflow flaws resulting in buffer
overflows in the array modification functions.
CVE-2023-5870
Hemanth Sandrana and Mahendrakar Srinivasarao reported that the
pg_cancel_backend role can signal certain superuser processes,
potentially resulting in denial of service.
CVE-2023-39417
Micah Gate, Valerie Woolard, Tim Carey-Smith, and Christoph Berg
reported that an extension script using @substitutions@ within
quoting may allow to perform an SQL injection for an attacker having
database-level CREATE privileges.
CVE-2023-39418
Dean Rasheed reported that the MERGE command to enforce UPDATE or
SELECT row security policies.
For the stable distribution (bookworm), these problems have been fixed
in version 15.5-0+deb12u1.
We recommend that you upgrade your postgresql-15 packages.
For the detailed security status of postgresql-15 please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/postgresql-15
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org
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