Linux · AlmaLinux · Security advisory · June 24, 2026

ALSA-2026:28999: Security update for 3 packages

ALSA-2026:28999, released June 24, 2026, fixes 5 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
5
None rated Critical
Exploited
0
None reported
Highest CVSS
8.8
Base score, 0 to 10
Highest EPSS
0.0101
63rd percentile

Priority of the 5 CVEs

Patch now 0 Urgent 0 High 5 Routine 0

Fixed package versions

ProductReleaseFixed in
pg_repackalmalinux 81.4.6-3.module_el8.9.0+3704+f1f917ce
pgauditalmalinux 81.4.0-7.module_el8.9.0+3740+0e74851f.alma.1
postgres-decoderbufsalmalinux 80.10.0-2.module_el8.9.0+3704+f1f917ce

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-6473 PostgreSQL server undersizes allocations, via integer wraparound8.8 0.0101 None reported
High CVE-2026-6478 PostgreSQL discloses MD5-hashed passwords via covert timing channel8.8 0.0056 None reported
High CVE-2026-6477 PostgreSQL libpq lo_* functions let server superuser overwrite client stack memory8.8 0.0045 None reported
High CVE-2026-6475 PostgreSQL pg_basebackup and pg_rewind can overwrite unrelated files of origin superuser choice8.8 0.0041 None reported
High CVE-2026-6637 PostgreSQL refint allows stack buffer overflow and SQL injection8.8 0.0037 None reported
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