Linux · 
Oracle Linux · Security advisory · September 24, 2026
Oracle Linux · Security advisory · September 24, 2026ELSA-2026-70754: Security update for 4 packages
ELSA-2026-70754, released September 24, 2026, fixes 3 CVEs across 4 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
9.8
Base score, 0 to 10
Highest EPSS
0.0096
61st percentile
Priority of the 3 CVEs
Patch now 0
Urgent 0
High 3
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| python3-unbound | ol 8 | 0:1.16.2-5.14.el8_10.4 |
| unbound | ol 8 | 0:1.16.2-5.14.el8_10.4 |
| unbound-devel | ol 8 | 0:1.16.2-5.14.el8_10.4 |
| unbound-libs | ol 8 | 0:1.16.2-5.14.el8_10.4 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-81642 | Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY | 9.8 | 0.0096 | None reported |
| High | CVE-2026-82717 | CNAME synthesis could lead to heap corruption | 9.8 | 0.0078 | None reported |
| High | CVE-2026-81634 | Possible heap buffer overflow during DNSSEC canonicalization | 9.8 | 0.0048 | None reported |
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