RLSA-2026:64777

Dashboard / Vulnerabilities / RLSA-2026:64777

RLSA-2026:64777

Summary: Important: buildah security update

Details: The buildah package provides a tool for facilitating building OCI container images. Among other things, buildah enables you to: Create a working container, either from scratch or using an image as a starting point; Create an image, either from a working container or using the instructions in a Dockerfile; Build both Docker and OCI images. Security Fix(es): * encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818) * net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution (CVE-2026-56860) * net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service (CVE-2026-56853) * html/template: golang: Go html/template: Cross-Site Scripting via pathological input (CVE-2026-56858) * crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862) 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.

References: https://errata.rockylinux.org/RLSA-2026:64777, https://bugzilla.redhat.com/show_bug.cgi?id=2515820, https://bugzilla.redhat.com/show_bug.cgi?id=2515827, https://bugzilla.redhat.com/show_bug.cgi?id=2515838, https://bugzilla.redhat.com/show_bug.cgi?id=2515815, https://bugzilla.redhat.com/show_bug.cgi?id=2515839, https://access.redhat.com/errata/RHSA-2026:64777