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openSUSE postgresql18 Important Arbitrary Code Exec Vuln 2026-0881-1

opensuse
Calendar Grey March 12, 2026
Dist Opensuse Esm H88
This update corrects five issues for postgresql18 on openSUSE, enhancing system security.
An update that solves five vulnerabilities and has one security fix can now be installed.

Description

This update for postgresql18 fixes the following issues:

Update to version 18.3 (bsc#1258754).

Security issues fixed:

* CVE-2026-2003: improper validation of type "oidvector" may allow disclose a

few bytes of server memory (bsc#1258008).

* CVE-2026-2004: intarray missing validation of type of input to selectivity

estimator could lead to arbitrary code execution (bsc#1258009).

* CVE-2026-2005: buffer overrun in contrib/pgcrypto's PGP decryption functions

could lead to arbitrary code execution (bsc#1258010).

* CVE-2026-2006: inadequate validation of multibyte character lengths could

lead to arbitrary code execution (bsc#1258011).

* CVE-2026-2007: pg_trgm heap buffer overflow can cause to write pattern onto

server memory (bsc#1258012).

Regression fixes:

* the substring() function raises an error "invalid byte sequence for

encoding" on non-ASCII text values if the source of that value is a database

column (caused by CVE-2026-2006 fix).

* a...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory buffer overrun arbitrary code execution important OpenSUSE postgresql18

Patch

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like

YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

* openSUSE Leap 15.6

zypper in -t patch SUSE-2026-881=1 openSUSE-SLE-15.6-2026-881=1

* Basesystem Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-881=1

* SUSE Package Hub 15 15-SP7

zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-881=1

* Server Applications Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP7-2026-881=1

* SUSE Linux Enterprise Server 15 SP6 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-881=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-881=1

Package List

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)

* postgresql18-server-18.3-150600.13.8.1

* postgresql18-plpython-18.3-150600.13.8.1

* postgresql18-plperl-18.3-150600.13.8.1

* postgresql18-server-debuginfo-18.3-150600.13.8.1

* postgresql18-devel-18.3-150600.13.8.1

* postgresql18-plpython-debuginfo-18.3-150600.13.8.1

* libecpg6-18.3-150600.13.8.1

* postgresql18-18.3-150600.13.8.1

* postgresql18-devel-mini-18.3-150600.13.8.1

* postgresql18-plperl-debuginfo-18.3-150600.13.8.1

* postgresql18-devel-debuginfo-18.3-150600.13.8.1

* postgresql18-devel-mini-debuginfo-18.3-150600.13.8.1

* libecpg6-debuginfo-18.3-150600.13.8.1

* postgresql18-debuginfo-18.3-150600.13.8.1

* postgresql18-llvmjit-debuginfo-18.3-150600.13.8.1

* postgresql18-llvmjit-devel-18.3-150600.13.8.1

* postgresql18-pltcl-debuginfo-18.3-150600.13.8.1

* postgresql18-server-devel-debuginfo-18.3-150600.13.8.1

* postgresql18-contrib-18.3-150600.13.8.1

* postgresql18-mini-debugsource-18.3-150600.13.8.1

* libpq5-debuginfo-18.3-150600.13.8.1

*...

Read the Full Advisory

References

* bsc#1258008

* bsc#1258009

* bsc#1258010

* bsc#1258011

* bsc#1258012

* bsc#1258754

## References:

* https://www.suse.com/security/cve/CVE-2026-2003.html

* https://www.suse.com/security/cve/CVE-2026-2004.html

* https://www.suse.com/security/cve/CVE-2026-2005.html

* https://www.suse.com/security/cve/CVE-2026-2006.html

* https://www.suse.com/security/cve/CVE-2026-2007.html

* https://bugzilla.suse.com/show_bug.cgi?id=1258008

* https://bugzilla.suse.com/show_bug.cgi?id=1258009

* https://bugzilla.suse.com/show_bug.cgi?id=1258010

* https://bugzilla.suse.com/show_bug.cgi?id=1258011

* https://bugzilla.suse.com/show_bug.cgi?id=1258012

* https://bugzilla.suse.com/show_bug.cgi?id=1258754

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0881-1
Release Date: 2026-03-12T10:19:08Z
Affected Products: * Basesystem Module 15-SP7 * openSUSE Leap 15.6 * Server Applications Module 15-SP7 * SUSE Linux Enterprise Desktop 15 SP7 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP6 LTSS * SUSE Linux Enterprise Server 15 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP7 * SUSE Package Hub 15 15-SP7

Topics%20covered

Topics Covered

security advisory buffer overrun arbitrary code execution important OpenSUSE postgresql18

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