Linux · 
Red Hat · Security advisory · August 19, 2026
Red Hat · Security advisory · August 19, 2026RHSA-2026:55440: Security update for 5 packages
RHSA-2026:55440, released August 19, 2026, fixes 7 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
7
None rated Critical
Exploited
0
None reported
Highest CVSS
8.6
Base score, 0 to 10
Highest EPSS
0.0084
58th percentile
Priority of the 7 CVEs
Patch now 0
Urgent 0
High 7
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| glib2 | RHEL 9 | 0:2.68.4-19.el9_8.9 |
| glib2-devel | RHEL 9 | 0:2.68.4-19.el9_8.9 |
| glib2-doc | RHEL 9 | 0:2.68.4-19.el9_8.9 |
| glib2-static | RHEL 9 | 0:2.68.4-19.el9_8.9 |
| glib2-tests | RHEL 9 | 0:2.68.4-19.el9_8.9 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-58015 | mingw32-glib2: GLib provides the core application building blocks for libraries and applications written in C | 7.5 | 0.0084 | None reported |
| High | CVE-2026-58013 | mingw32-glib2: GLib provides the core application building blocks for libraries and applications written in C | 8.2 | 0.0071 | None reported |
| High | CVE-2026-15588 | Gdbusserver: glib2: gdbusserver pre-authentication dos via unbounded sasl line buffering | 7.3 | 0.0058 | None reported |
| High | CVE-2026-58014 | mingw32-glib2: GLib provides the core application building blocks for libraries and applications written in C | 8.6 | 0.0056 | None reported |
| High | CVE-2026-58010 | mingw32-glib2: GLib provides the core application building blocks for libraries and applications written in C | 8.2 | 0.0049 | None reported |
| High | CVE-2026-58012 | mingw32-glib2: GLib provides the core application building blocks for libraries and applications written in C | 8.2 | 0.0049 | None reported |
| High | CVE-2026-58011 | mingw32-glib2: GLib provides the core application building blocks for libraries and applications written in C | 7.5 | 0.0047 | None reported |
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