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Debian LTS Advisory DLA-3651-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/               Emilio Pozuelo Monfort
November 14, 2023                             https://wiki.debian.org/LTS
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Package        : postgresql-11
Version        : 11.22-0+deb10u1
CVE ID         : CVE-2023-5868 CVE-2023-5869 CVE-2023-5870

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.

For Debian 10 buster, these problems have been fixed in version
11.22-0+deb10u1.

We recommend that you upgrade your postgresql-11 packages.

For the detailed security status of postgresql-11 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/postgresql-11

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

Debian LTS: DLA-3651-1: postgresql-11 security update

November 14, 2023
Several vulnerabilities have been discovered in the PostgreSQL database system

Summary

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.

For Debian 10 buster, these problems have been fixed in version
11.22-0+deb10u1.

We recommend that you upgrade your postgresql-11 packages.

For the detailed security status of postgresql-11 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/postgresql-11

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS


Severity
Package : postgresql-11
Version : 11.22-0+deb10u1
CVE ID : CVE-2023-5868 CVE-2023-5869 CVE-2023-5870

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