Linux · 
Rocky Linux · Security advisory · November 21, 2025
Rocky Linux · Security advisory · November 21, 2025RLSA-2025:21111: bind9.18 security update
RLSA-2025:21111, released November 21, 2025, fixes 3 CVEs in bind9.18 (version 2:9.18.29-5.el9_7.2). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Highest CVSS
8.6
Base score, 0 to 10
Highest EPSS
0.1074
95th percentile
Priority of the 3 CVEs
Patch now 0
Urgent 0
High 3
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| bind9.18 | rocky 9 | 2:9.18.29-5.el9_7.2 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2025-8677 | Resource exhaustion via malformed DNSKEY handling | 8.6 | 0.1074 | None reported |
| High | CVE-2025-40778 | Cache poisoning attacks with unsolicited RRs | 8.6 | 0.0067 | None reported |
| High | CVE-2025-40780 | Cache poisoning due to weak PRNG | 8.6 | 0.0047 | None reported |
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