Linux · 
Rocky Linux · Security advisory · August 19, 2026
Rocky Linux · Security advisory · August 19, 2026RLSA-2026:55856: dotnet9.0 security update
RLSA-2026:55856, released August 19, 2026, fixes 4 CVEs in dotnet9.0 (version 0:9.0.120-1.el9_8). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Highest CVSS
7.8
Base score, 0 to 10
Highest EPSS
0.0123
69th percentile
Priority of the 4 CVEs
Patch now 0
Urgent 0
High 4
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| dotnet9.0 | rocky 9 | 0:9.0.120-1.el9_8 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-62901 | .NET Denial of Service Vulnerability | 7.8 | 0.0123 | Exploitation Less Likely |
| High | CVE-2026-62899 | .NET Security Feature Bypass Vulnerability | 7.8 | 0.0075 | Exploitation Less Likely |
| High | CVE-2026-62900 | .NET Information Disclosure Vulnerability | 7.8 | 0.0075 | Exploitation Less Likely |
| High | CVE-2026-62909 | .NET Elevation of Privilege Vulnerability | 7.8 | 0.0034 | Exploitation Unlikely |
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