Linux · 
Oracle Linux · Security advisory · September 8, 2026
Oracle Linux · Security advisory · September 8, 2026ELSA-2026-64796-0: Security update for 2 packages
ELSA-2026-64796-0, released September 8, 2026, fixes 3 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Highest CVSS
8.8
Base score, 0 to 10
Highest EPSS
0.0089
59th percentile
Priority of the 3 CVEs
Patch now 0
Urgent 0
High 3
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| valkey | ol 10 | 0:8.0.11-1.el10_2 |
| valkey-devel | ol 10 | 0:8.0.11-1.el10_2 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-63639 | Valkey: UAF in stream deserialization may lead to remote code execution | 8.8 | 0.0089 | None reported |
| High | CVE-2026-66373 | Redis before 8.8.0, in the unusual case where an authenticated attacker can execute RESTORE, allows remote code execution via a RESTORE payload where the same NACK (pending entry) is referenced by more than one consumer, because deleting both consumers via XGROUP DELCONSUMER leads to a double free. NOTE: this issue exists because of an incomplete fix for CVE-2026-25243. | 8.8 | 0.0087 | None reported |
| High | CVE-2026-56684 | Valkey: TLS pending-data processing use-after-free may allow remote code execution | 8.8 | 0.0052 | None reported |
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