RHSA-2026:49600: 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): crypto/tls: Unexpected session resumption in crypto/tls (CVE-2025-68121) crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation (CVE-2026-32281) golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root (CVE-2026-32282) crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283) crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building (CVE-2026-32280) 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 0.2.2-1.el9_2.3 - Upgrade
Upgrade
redhat/rhc-debuginfoto a version that resolves this vulnerability.Fixed in 0.2.2-1.el9_2.3 - Upgrade
Upgrade
redhat/rhc-debugsourceto a version that resolves this vulnerability.Fixed in 0.2.2-1.el9_2.3 - Upgrade
Upgrade
redhat/rhcto a version that resolves this vulnerability.Fixed in 0.2.2-1.el9_2.3.aa - Upgrade
Upgrade
redhat/rhc-debuginfoto a version that resolves this vulnerability.Fixed in 0.2.2-1.el9_2.3.aa - Upgrade
Upgrade
redhat/rhc-debugsourceto a version that resolves this vulnerability.Fixed in 0.2.2-1.el9_2.3.aa
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:49600?
The severity of RHSA-2026:49600 is high, rated at 7.
What vulnerabilities are addressed in RHSA-2026:49600?
RHSA-2026:49600 addresses vulnerabilities related to unexpected session resumption in crypto/tls and denial of service in crypto/x509.
How do I fix RHSA-2026:49600?
To fix RHSA-2026:49600, you should apply the latest updates for the affected redhat/rhc packages.
What software is affected by RHSA-2026:49600?
The affected software includes redhat/rhc, redhat/rhc-debuginfo, redhat/rhc-debugsource, and various Red Hat Enterprise Linux versions.
When was RHSA-2026:49600 published?
RHSA-2026:49600 was published on August 3, 2026.