RHSA-2026:38805: 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
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:38805?
The severity of RHSA-2026:38805 is medium, rated at a level of 4.
What are the main issues addressed in RHSA-2026:38805?
RHSA-2026:38805 addresses a Denial of Service vulnerability due to NULL pointer dereference in OpenSSL.
How do I fix RHSA-2026:38805?
To fix RHSA-2026:38805, update the OpenSSL packages to the latest version provided by Red Hat.
Which software components are affected by RHSA-2026:38805?
The affected software components include redhat/openssl, redhat/openssl-debuginfo, and redhat/openssl-devel, among others.
When was RHSA-2026:38805 published?
RHSA-2026:38805 was published on July 13, 2026.