Linux · Security advisory · April 21, 2026
ELSA-2026-8456: Security update for 3 packages
ELSA-2026-8456, released April 21, 2026, fixes 1 CVE across 3 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
1
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0083
57th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| osbuild-composer | ol 8 | 0:101.4-5.0.1.el8_10 |
| osbuild-composer-core | ol 8 | 0:101.4-5.0.1.el8_10 |
| osbuild-composer-worker | ol 8 | 0:101.4-5.0.1.el8_10 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2026-25679 | Incorrect parsing of IPv6 host literals in net/url | 9.1 | 0.0083 | None reported |
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