Linux · Security advisory · June 22, 2026

ALSA-2026:28037: Security update for 18 packages

ALSA-2026:28037, released June 22, 2026, fixes 8 CVEs across 18 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
8
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0101
63rd percentile

Priority of the 8 CVEs

Patch now 0 Urgent 0 High 6 Routine 2

Fixed package versions

ProductReleaseFixed in
pg_repackalmalinux 91.4.8-2.module_el9.5.0+119+18833d03
pgauditalmalinux 91.7.0-1.module_el9.3.0+52+21733919
postgres-decoderbufsalmalinux 91.9.7-1.Final.module_el9.3.0+52+21733919
postgresqlalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-contribalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-docsalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-plperlalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-plpython3almalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-pltclalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-private-develalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-private-libsalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-serveralmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-server-develalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-staticalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-testalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-test-rpm-macrosalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-upgradealmalinux 915.18-1.module_el9.8.0+267+7c71b4a4
postgresql-upgrade-develalmalinux 915.18-1.module_el9.8.0+267+7c71b4a4

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2026-6473 PostgreSQL server undersizes allocations, via integer wraparound 8.8 0.0101 None reported
High CVE-2026-6479 PostgreSQL SSL/GSS init causes denial of service, via uncontrolled recursion 7.5 0.0060 None reported
High CVE-2026-6478 PostgreSQL discloses MD5-hashed passwords via covert timing channel 8.8 0.0056 None reported
High CVE-2026-6477 PostgreSQL libpq lo_* functions let server superuser overwrite client stack memory 8.8 0.0045 None reported
High CVE-2026-6475 PostgreSQL pg_basebackup and pg_rewind can overwrite unrelated files of origin superuser choice 8.8 0.0041 None reported
High CVE-2026-6637 PostgreSQL refint allows stack buffer overflow and SQL injection 8.8 0.0037 None reported
Routine CVE-2026-6474 PostgreSQL timeofday() can disclose portions of server memory 4.3 0.0021 None reported
Routine CVE-2026-6472 PostgreSQL CREATE TYPE does not check multirange schema CREATE privilege 5.4 0.0016 None reported
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