RHSA-2026:38804: Moderate: openssl security update
Moderate: openssl security update
Other sources
OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library.Security Fix(es): openssl: OpenSSL: Denial of Service due to NULL pointer dereference in CMS EnvelopedData processing (CVE-2026-28390) 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/opensslto a version that resolves this vulnerability.Fixed in 1.1.1k-17.el8_6 - Upgrade
Upgrade
redhat/openssl-debuginfoto a version that resolves this vulnerability.Fixed in 1.1.1k-17.el8_6 - Upgrade
Upgrade
redhat/openssl-debugsourceto a version that resolves this vulnerability.Fixed in 1.1.1k-17.el8_6 - Upgrade
Upgrade
redhat/openssl-develto a version that resolves this vulnerability.Fixed in 1.1.1k-17.el8_6 - Upgrade
Upgrade
redhat/openssl-libsto a version that resolves this vulnerability.Fixed in 1.1.1k-17.el8_6 - Upgrade
Upgrade
redhat/openssl-libs-debuginfoto a version that resolves this vulnerability.Fixed in 1.1.1k-17.el8_6 - Upgrade
Upgrade
redhat/openssl-perlto a version that resolves this vulnerability.Fixed in 1.1.1k-17.el8_6 - Upgrade
Upgrade
opensslto a version that resolves this vulnerability.Patch CVE-2026-28390
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:38804?
The severity of RHSA-2026:38804 is classified as medium with a score of 4.
What vulnerabilities does RHSA-2026:38804 address?
RHSA-2026:38804 addresses a denial of service issue due to NULL pointer dereference in OpenSSL.
How do I fix RHSA-2026:38804?
To fix RHSA-2026:38804, update your OpenSSL packages to the latest version provided by Red Hat.
Who is affected by the vulnerabilities in RHSA-2026:38804?
Organizations using Red Hat Enterprise Linux with the affected OpenSSL packages are at risk from RHSA-2026:38804.
Is RHSA-2026:38804 critical for security compliance?
While RHSA-2026:38804 is categorized as moderate, it is important for maintaining security compliance to address it promptly.