Important: Red Hat Security Advisory: gnutls and libtasn1 security update

An update for multiple packages is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...

gnutls: GnuTLS: Policy bypass due to case-sensitive nameConstraints comparison

A flaw was found in gnutls. This vulnerability occurs because gnutls performs case-sensitive comparisons of nameConstraints labels, specifically for dNSName DNS or rfc822Name email constraints within excludedSubtrees or permittedSubtrees. A remote attacker can exploit this by crafting a leaf...

Oracle Linux 9 : gnutls (ELSA-2026-50346)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-50346 advisory. - Fix CVE-2026-33846 DTLS fragment reassembly, High, heap overwrite - Fix CVE-2026-42009 DTLS fragment reassembly, High, undefined behaviour - Fix...

SUSE-SU-2026:22376-1 Security update for google-guest-agent

This update for google-guest-agent fixes the following issues - CVE-2026-33186: google.golang.org/grpc: authorization bypass due to improper validation of the HTTP/2 :path pseudo- header bsc1260264. - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allo...

EUVD-2026-39580

iPAddress name constraints bypass when WOLFSSLIPALTNAME is not defined. IP address name constraints are not enforced in that configuration, allowing a certificate to bypass an issuing CA's IP address constraints...

SUSE SLES15 Security Update : apptainer (SUSE-SU-2026:2609-1)

The remote SUSE Linux SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2609-1 advisory. This update for apptainer fixes the following issues - CVE-2026-24137: github.com/sigstore/sigstore/pkg/tuf: legacy TUF client allows for...

Oracle Linux 9 : gnutls (ELSA-2026-20612)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-20612 advisory. - Fix CVE-2026-33846 DTLS fragment reassembly, High, heap overwrite - Fix CVE-2026-42009 DTLS fragment reassembly, High, undefined behaviour - Fix...

DEBIAN-CVE-2026-7532

iPAddress name constraints bypass when WOLFSSLIPALTNAME is not defined. IP address name constraints are not enforced in that configuration, allowing a certificate to bypass an issuing CA's IP address constraints...

CVE-2026-7532

iPAddress name constraints bypass when WOLFSSLIPALTNAME is not defined. IP address name constraints are not enforced in that configuration, allowing a certificate to bypass an issuing CA's IP address constraints...

UBUNTU-CVE-2026-7532

iPAddress name constraints bypass when WOLFSSLIPALTNAME is not defined. IP address name constraints are not enforced in that configuration, allowing a certificate to bypass an issuing CA's IP address constraints...

CVE-2026-7532

iPAddress name constraints bypass when WOLFSSLIPALTNAME is not defined. IP address name constraints are not enforced in that configuration, allowing a certificate to bypass an issuing CA's IP address constraints...

GHSA-F5WC-C3C7-36MC golang.org/x/crypto doesn't drop invoking agent constraints when forwarding keys

When adding a key to a remote agent constraint extensions such as [email protected] were not serialized in the request. Destination restrictions were silently stripped when forwarding keys, allowing unrestricted use of the key on the remote host. The client now serializes all...

EUVD-2026-31390

golang.org/x/crypto/ssh/agent doesn't drop invoking agent constraints when forwarding keys...

EUVD-2026-31389

golang.org/x/crypto/ssh/agent doesn't enforce invoking key constraints...

GHSA-JPPX-RXG9-JMRX golang.org/x/crypto doesn't enforce invoking key constraints

The in-memory keyring returned by NewKeyring silently accepted keys with the ConfirmBeforeUse constraint but never enforced it. The key would sign without any confirmation prompt, with no indication to the caller that the constraint was not in effect. NewKeyring now returns an error when...

golang.org/x/crypto doesn't enforce invoking key constraints

The in-memory keyring returned by NewKeyring silently accepted keys with the ConfirmBeforeUse constraint but never enforced it. The key would sign without any confirmation prompt, with no indication to the caller that the constraint was not in effect. NewKeyring now returns an error when...

CVE-2026-7532 iPAddress name constraints not enforced when WOLFSSL_IP_ALT_NAME is undefined

iPAddress name constraints bypass when WOLFSSLIPALTNAME is not defined. IP address name constraints are not enforced in that configuration, allowing a certificate to bypass an issuing CA's IP address constraints...

CVE-2026-7532 iPAddress name constraints not enforced when WOLFSSL_IP_ALT_NAME is undefined

iPAddress name constraints bypass when WOLFSSLIPALTNAME is not defined. IP address name constraints are not enforced in that configuration, allowing a certificate to bypass an issuing CA's IP address constraints...

CVE-2026-7532

CVE-2026-7532 describes an IP address name constraints bypass in WolfSSL when WOLFSSL_IP_ALT_NAME is not defined. In this configuration, IP address name constraints are not enforced, allowing a certificate to bypass an issuing CA’s IP address constraints. This affects WolfSSL deployments that rel...

CVE-2026-7532

iPAddress name constraints bypass when WOLFSSLIPALTNAME is not defined. IP address name constraints are not enforced in that configuration, allowing a certificate to bypass an issuing CA's IP address constraints...