Linux · Security advisory · September 23, 2026
RHSA-2026:70754: Security update for 4 packages
RHSA-2026:70754, released September 23, 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
Exploitation more likely
0
Vendor assessment
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 | RHEL 8 | 0:1.16.2-5.14.el8_10.4 |
| unbound | RHEL 8 | 0:1.16.2-5.14.el8_10.4 |
| unbound-devel | RHEL 8 | 0:1.16.2-5.14.el8_10.4 |
| unbound-libs | RHEL 8 | 0:1.16.2-5.14.el8_10.4 |
CVEs this fix closes
| Priority | CVE | Title | Impact | 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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