Linux · Security advisory · May 21, 2026
RLSA-2026:8456: osbuild-composer security update
RLSA-2026:8456, released May 21, 2026, fixes 1 CVE in osbuild-composer (version 0:101.4-5.el8_10.rocky.0.6). 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 | rocky 8 | 0:101.4-5.el8_10.rocky.0.6 |
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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