RHSA-2026:99827: Important: rhc security update
Important: rhc security update
Other sources
rhc is a client tool and daemon that connects the system to Red Hat hosted services enabling system and subscription management.Security Fix(es): golang.org/x/text: golang.org/x/text: Denial of Service via invalid UTF-8 input (CVE-2026-56852) google.golang.org/grpc: gRPC-Go: Denial of Service via malformed RPC requests (CVE-2026-84445) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
— Red Hat
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/rhcto a version that resolves this vulnerability.Fixed in 0.2.1-14.el8_6.2 - Upgrade
Upgrade
redhat/rhc-debuginfoto a version that resolves this vulnerability.Fixed in 0.2.1-14.el8_6.2 - Upgrade
Upgrade
redhat/rhc-debugsourceto a version that resolves this vulnerability.Fixed in 0.2.1-14.el8_6.2
Event History
Frequently Asked Questions
Which Red Hat Enterprise Linux offerings are listed as affected?
The advisory lists Red Hat Enterprise Linux for x86_64 Extended Life Cycle Long Life and Red Hat Enterprise Linux Server AUS.
Are debugging-related packages included?
Yes. The listed packages include rhc-debuginfo and rhc-debugsource in addition to rhc.
Does the available advisory data identify CVEs, fixed package versions, or mitigation steps?
No. The provided data does not include CVE identifiers, fixed versions, vulnerability details, or workaround guidance.