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Rocky Linux 9 libpq Important Buffer Overflow Fix RLSA-2026-44308

rocky
Calendar Grey July 27, 2026
Scroller Rockylinux
Discover the important update for libpq on Rocky Linux 9, addressing a critical buffer overflow issue that could pose risks.
A security update is available for the libpq package in Rocky Linux 9, addressing a buffer overflow vulnerability that could allow a superuser to overwrite client stack memory.

Summary

An update is available for libpq. This update affects Rocky Linux 9. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list


Topics%20covered

Topics Covered

security advisory buffer overflow important libpq rockylinux cve-2026-6477

RPMs

libpq-0:13.23-3.el9_8.aarch64.rpm

libpq-0:13.23-3.el9_8.i686.rpm

libpq-0:13.23-3.el9_8.ppc64le.rpm

libpq-0:13.23-3.el9_8.s390x.rpm

libpq-0:13.23-3.el9_8.src.rpm

libpq-0:13.23-3.el9_8.x86_64.rpm

libpq-debuginfo-0:13.23-3.el9_8.aarch64.rpm

libpq-debuginfo-0:13.23-3.el9_8.i686.rpm

libpq-debuginfo-0:13.23-3.el9_8.ppc64le.rpm

libpq-debuginfo-0:13.23-3.el9_8.s390x.rpm

libpq-debuginfo-0:13.23-3.el9_8.x86_64.rpm

libpq-debugsource-0:13.23-3.el9_8.aarch64.rpm

libpq-debugsource-0:13.23-3.el9_8.i686.rpm

libpq-debugsource-0:13.23-3.el9_8.ppc64le.rpm

libpq-debugsource-0:13.23-3.el9_8.s390x.rpm

libpq-debugsource-0:13.23-3.el9_8.x86_64.rpm

libpq-devel-0:13.23-3.el9_8.aarch64.rpm

libpq-devel-0:13.23-3.el9_8.i686.rpm

libpq-devel-0:13.23-3.el9_8.ppc64le.rpm

libpq-devel-0:13.23-3.el9_8.s390x.rpm

libpq-devel-0:13.23-3.el9_8.x86_64.rpm

libpq-devel-debuginfo-0:13.23-3.el9_8.aarch64.rpm

libpq-devel-debuginfo-0:13.23-3.el9_8.i686.rpm

libpq-devel-debuginfo-0:13.23-3.el9_8.ppc64le.rpm

libpq-devel-debuginfo-0:13.23-3.el9_8.s390x.rpm

Read the Full Advisory

References

No references

CVES

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-6477

Severity
important
Lowest
Low
Medium
High
Critical

Name: RLSA-2026:44308
Affected Products: Rocky Linux 9

Fixes

https://bugzilla.redhat.com/show_bug.cgi?id=2477442


Topics%20covered

Topics Covered

security advisory buffer overflow important libpq rockylinux cve-2026-6477

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