Linux · Red Hat · Security advisory · June 24, 2026

RHSA-2026:22714: Security update for 3 packages

RHSA-2026:22714, released June 24, 2026, fixes 7 CVEs across 3 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
9.1
Base score, 0 to 10
Highest EPSS
0.0162
76th percentile

Priority of the 7 CVEs

Patch now 0 Urgent 0 High 7 Routine 0

Fixed package versions

ProductReleaseFixed in
osbuild-composerRHEL 90:165.1-2.el9_8
osbuild-composer-coreRHEL 90:165.1-2.el9_8
osbuild-composer-workerRHEL 90:165.1-2.el9_8

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-33186 gRPC-Go has an authorization bypass via missing leading slash in :path9.1 0.0162 None reported
High CVE-2026-32286 golang-github-jackc-pgproto3: The DataRow.Decode function fails to properly validate field lengths9.1 0.0068 None reported
High CVE-2026-34986 osbuild-composer: A service for building customized OS artifacts, such as VM images and OSTree commits, that uses osbuild under the hood9.1 0.0066 None reported
High CVE-2026-27137 Incorrect enforcement of email constraints in crypto/x5099.1 0.0066 None reported
High CVE-2026-32283 Unauthenticated TLS 1.3 KeyUpdate record can cause persistent connection retention and DoS in crypto/tls9.1 0.0063 None reported
High CVE-2026-32282 TOCTOU permits root escape on Linux via Root.Chmod in os in internal/syscall/unix9.1 0.0030 None reported
High CVE-2026-4427 golang-github-jackc-pgproto3: A flaw was found in pgproto39.1 n/a None reported
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