Linux · 
Red Hat · Security advisory · November 11, 2025
Red Hat · Security advisory · November 11, 2025RHSA-2025:20957: runc security update
RHSA-2025:20957, released November 11, 2025, fixes 3 CVEs in runc (version 4:1.3.0-4.el9_7). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Highest CVSS
8.2
Base score, 0 to 10
Highest EPSS
0.0125
69th percentile
Priority of the 3 CVEs
Patch now 0
Urgent 0
High 3
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| runc | RHEL 9 | 4:1.3.0-4.el9_7 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2025-31133 | runc container escape via "masked path" abuse due to mount race conditions | 8.2 | 0.0125 | None reported |
| High | CVE-2025-52565 | container escape due to /dev/console mount and related races | 8.2 | 0.0081 | None reported |
| High | CVE-2025-52881 | runc: LSM labels can be bypassed with malicious config using dummy procfs files | 8.2 | 0.0080 | None reported |
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