Linux · Security advisory · June 22, 2026
ALSA-2026:27738: Security update for 2 packages
ALSA-2026:27738, released June 22, 2026, fixes 4 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0101
63rd percentile
Priority of the 4 CVEs
Patch now 0
Urgent 0
High 4
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libpq | almalinux 8 | 13.23-2.el8_10 |
| libpq-devel | almalinux 8 | 13.23-2.el8_10 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2026-6473 | PostgreSQL server undersizes allocations, via integer wraparound | 8.8 | 0.0101 | 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 |
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