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ALSA-2026:35833 — Important: container-tools:rhel8 security update

Affected: AlmaLinux:8: aardvark-dns, AlmaLinux:8: buildah, AlmaLinux:8: buildah-tests, AlmaLinux:8: cockpit-podman, AlmaLinux:8: conmon, AlmaLinux:8: container-selinux, AlmaLinux:8: containernetworking-plugins, AlmaLinux:8: containers-common, AlmaLinux:8: crit, AlmaLinux:8: criu and 24 more

The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc.

Security Fix(es):

* github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object (CVE-2026-34986) * golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via crafted public key with excessive parameters (CVE-2026-39829) * golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via resource leak from unsolicited SSH responses (CVE-2026-39830) * golang.org/x/crypto/ssh/agent: golang.org/x/crypto/ssh/agent: Security bypass due to improper handling of key restrictions (CVE-2026-39832) * golang.org/x/crypto/ssh/knownhosts: golang: golang.org/x/crypto/ssh/knownhosts: Revocation bypass via unchecked SignatureKey (CVE-2026-42508)

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.

BELL-CVE-2026-42508

Affected: Alpaquita:23: buildah, Alpaquita:23: containerd, Alpaquita:23: podman, Alpaquita:23: skopeo, Alpaquita:25: buildah, Alpaquita:25: containerd, Alpaquita:25: docker-cli-buildx, Alpaquita:25: google-guest-agent, Alpaquita:25: osv-scanner, Alpaquita:25: podman and 13 more

certfr-2026-avi-0901 — De multiples vulnérabilités ont été découvertes dans les produits IBM. Certaines d'entre elles permettent à un attaquan…

certfr-2026-avi-0901

Withdrawn: CLEANSTART-2026-AD30368 — Security fixes for CVE-2026-2303, CVE-2026-25680, CVE-2026-25681, CVE-2026-27136, CVE-2026-39821, CVE-2026-39827, CVE-2…

Withdrawn by the publisher.

Affected: CleanStart: weaviate-fips

Multiple security vulnerabilities affect the weaviate-fips package. These issues are resolved in later releases. See references for individual vulnerability details.

EUVD-2026-368460

fkie_cve-2026-42508

Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are checked for @revoked.

GHSA-5cgq-3rg8-m6cv — golang.org/x/crypto vulnerable to auth bypass via unenforced @revoked status

Affected: Go: golang.org/x/crypto

Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are checked for @revoked.

msrc_CVE-2026-42508 — Invoking auth bypass via unenforced @revoked status in golang.org/x/crypto/ssh/knownhosts

msrc_CVE-2026-42508

openSUSE-SU-2026:10843-1 — hauler-1.4.3-3.1 on GA media

hauler-1.4.3-3.1 on GA media

RHSA-2026:23262 — Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

crypto/x509: golang: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGS_MAX_FRAME_SIZE frame net/mail: golang: Go net/mail: Denial of Service via crafted email inputs golang.org/x/net/idna: golang: net/http: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content net/http/httputil: golang: net/http/httputil: ReverseProxy forwards hidden query parameters, potentially bypassing security controls html/template: golang: html/template: Cross-site scripting due to incorrect script tag escaping net: golang: Go net package: Denial of Service via NUL byte in Dial and LookupPort on Windows cmd/go: golang: Go command (cmd/go): Integrity bypass due to checksum validation flaw via malicious module proxy mime: golang: Golang MIME: Denial of Service via maliciously-crafted MIME header net/textproto: golang: Golang net/textproto: Misleading error messages via input injection golang.org/x/crypto/ssh/knownhosts: golang: golang.org/x/crypto/ssh/knownhosts: Revocation bypass via unchecked SignatureKey golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Authorization bypass due to skipped source-address validation

RLSA-2026:35833 — Important: container-tools:rhel8 security update

Affected: Rocky Linux:8: aardvark-dns, Rocky Linux:8: cockpit-podman, Rocky Linux:8: buildah, Rocky Linux:8: conmon, Rocky Linux:8: containernetworking-plugins, Rocky Linux:8: containers-common, Rocky Linux:8: container-selinux, Rocky Linux:8: criu, Rocky Linux:8: crun, Rocky Linux:8: fuse-overlayfs and 9 more

The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc.

Security Fix(es):

* github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object (CVE-2026-34986)

* golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via crafted public key with excessive parameters (CVE-2026-39829)

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

* golang.org/x/crypto/ssh/agent: golang.org/x/crypto/ssh/agent: Security bypass due to improper handling of key restrictions (CVE-2026-39832)

* golang.org/x/crypto/ssh/knownhosts: golang: golang.org/x/crypto/ssh/knownhosts: Revocation bypass via unchecked SignatureKey (CVE-2026-42508)

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.

SUSE-SU-2026:22065-1 — Security update for elemental-toolkit

Security update for elemental-toolkit

UBUNTU-CVE-2026-42508

Affected: Ubuntu:Pro:16.04:LTS: lxd, Ubuntu:Pro:16.04:LTS: snapd, Ubuntu:Pro:18.04:LTS: lxd, Ubuntu:Pro:18.04:LTS: snapd, Ubuntu:Pro:18.04:LTS: golang-go.crypto, Ubuntu:Pro:20.04:LTS: snapd, Ubuntu:Pro:20.04:LTS: golang-go.crypto, Ubuntu:22.04:LTS: snapd, Ubuntu:Pro:22.04:LTS: golang-go.crypto, Ubuntu:24.04:LTS: snapd and 5 more

Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are checked for @revoked.

WID-SEC-W-2026-1653 — Golang Go-Module (Net, Image, Crypto: Mehrere Schwachstellen

Ein Angreifer kann mehrere Schwachstellen in Golang Go ausnutzen, um erweiterte Privilegien zu erlangen, Cross-Site-Scripting-Angriffe durchzuführen, Sicherheitsmaßnahmen zu umgehen oder einen Denial-of-Service-Zustand zu verursachen.