Important: gnutls

Issue Overview: A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate. CVE-2026-88647 Affected Packages: gnutls Issue Correction: Run dnf update gnutls --releasever...

Amazon Linux 2023 : gnutls, gnutls-c++, gnutls-dane (ALAS2023-2026-3238)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-3238 advisory. A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate. CVE-2026-88647 Tenable has...

Astra Linux – Vulnerability in libtasn1-6

A flaw in libtasn1 causes inefficient handling of specific certificate data. When processing a large number of elements in a certificate, libtasn1 takes much longer than expected, which can slow down or even cause the system to crash. This flaw allows an attacker to send a specially crafted...

Astra Linux – Vulnerability in openconnect

OpenConnect 8.09 has a buffer overflow issue, which can lead to a denial of service application crash or potentially cause unspecified other problems, due to the use of crafted certificate data in the getcertname function within gnutls.c...

SUSE CVE-2026-88647

A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate...

Linux Distros Unpatched Vulnerability : CVE-2026-88647

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted...

AZL-107445 CVE-2026-88647 affecting package gnutls 3.8.13-1

A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate...

CVE-2026-88647

A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate...

UBUNTU-CVE-2026-88647

A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate...

CVE-2026-88647

A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate...

CVE-2026-88647

A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate...

CVE-2026-88647

A hostname verification bypass in GnuTLS v3.8.13 allows an attacker to circumvent the Common Name fallback mechanism using a crafted certificate. This flaw can lead to information disclosure by enabling an attacker to eavesdrop on or intercept encrypted network communications. Impacts have been i...

CVE-2026-88647

A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate...

CVE-2026-88647

A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate...

CVE-2026-88647: Improper Validation of Certificate with Host Mismatch

A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate...

Astra Linux – Vulnerability in StrongSwan

Before version 5.9.8, StrongSwan allowed remote attackers to cause a denial of service in the revocation plugin by sending a crafted end-entity and intermediate CA certificate that contained a CRL/OCSP URL pointing to a server under the attacker’s control that did not respond properly. In some...

Rocky Linux 10.1 [CIQ] Security Update: golang-github-openprinting-ipp-usb-debugsource / ipp-usb / etc (crlsa-2026_1715)

The Rocky Linux 10.1 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20261715 advisory. crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate CVE-2025-61729 Tenable has extracted the preceding descripti...

Rocky Linux 8 [CIQ] Security Update: osbuild-composer / osbuild-composer-core / etc (crlsa-2026_2124)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20262124 advisory. crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate CVE-2025-61729 Tenable has extracted the preceding description...

Rocky Linux 8 [CIQ] Security Update: grafana / grafana-debuginfo / grafana-debugsource / grafana-selinux (crlsa-2026_1344)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20261344 advisory. crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate CVE-2025-61729 Tenable has extracted the preceding description...

Rocky Linux 8 [CIQ] Security Update: grafana-pcp / grafana-pcp-debuginfo / grafana-pcp-debugsource (crlsa-2026_1518)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20261518 advisory. crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate CVE-2025-61729 Tenable has extracted the preceding description...