[IT-SecNots] [SECURITY] [DSA 5553-1] postgresql-15 security update

[Salvatore Bonaccorso <carnil AT debian.org>]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

- -------------------------------------------------------------------------
Debian Security Advisory DSA-5553-1                   security AT debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
November 13, 2023                     https://www.debian.org/security/faq
- -------------------------------------------------------------------------

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 AT lists.debian.org
-----BEGIN PGP SIGNATURE-----
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=CPWu
-----END PGP SIGNATURE-----