Red Hat alert RHSA-2026:70201-01 (podman) [LWN.net]

An update for podman is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. The podman tool manages pods, container images, and containers. It is part of the libpod library, which is for applications that use container pods. Container pods is a concept in Kubernetes. Security Fix(es): * podman: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application (CVE-2026-33810) * podman: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service (CVE-2026-56853) * podman: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818) * podman: golang net/url: Denial of Service from quadratic complexity in path resolution (CVE-2026-56860) * podman: Go: Denial of Service via XML decoding recursion depth issue (CVE-2026-56859) * podman: Go html/template: Cross-Site Scripting via pathological input (CVE-2026-56858) * podman: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862) * podman: golang.org/x/text: Denial of Service via invalid UTF-8 input (CVE-2026-56852) * podman: net/mail: Denial of Service via pathological email address parsing (CVE-2026-42499) * podman: Quadlet install --replace non-truncating write retains removed host-access directives (CVE-2026-19730) * podman: moby/go-archive: Arbitrary file write via link following in tar extraction (CVE-2026-17106) 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. This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

Original: https://access.redhat.com/security/data/csaf/v2/advisories/2026/rhsa-2026_70201.json