RHSA-2026:69961 — Security Advisory

An update for podman is now available for Red Hat Enterprise Linux 9.

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 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: Quadlet install --replace non-truncating write retains removed host-access directives (CVE-2026-19730)

• podman: golang.org/x/crypto/ssh: Denial of Service via resource leak from unsolicited SSH responses (CVE-2026-39830)

• podman: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service (CVE-2026-56853)

• 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.