libtasn1: libtasn1: Denial of Service via stack-based buffer overflow in asn1_expend_octet_string

A flaw was found in libtasn1. A remote attacker could exploit a stack-based buffer overflow vulnerability in the asn1expendoctetstring function. This occurs due to a failure in validating the size of input data. Successful exploitation can lead to a Denial of Service DoS condition, making the...

Low: Red Hat Security Advisory: libtasn1 security update

An update for libtasn1 is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CV...

ALSA-2026:36728 Low: libtasn1 security update

A library that provides Abstract Syntax Notation One ASN.1, as specified by the X.680 ITU-T recommendation parsing and structures management, and Distinguished Encoding Rules DER, as per X.690 encoding and decoding functions. Security Fixes: libtasn1: libtasn1: Denial of Service via stack-based...

Low: libtasn1 security update

A library that provides Abstract Syntax Notation One ASN.1, as specified by the X.680 ITU-T recommendation parsing and structures management, and Distinguished Encoding Rules DER, as per X.690 encoding and decoding functions. Security Fixes: libtasn1: libtasn1: Denial of Service via stack-based...

libtasn1 security update

4.13-6 - Backport the fix for CVE-2025-13151 RHEL-139546...

RHSA-2026:33125 Red Hat Security Advisory: gnutls and libtasn1 security update

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RHEL 8 : gnutls and libtasn1 (RHSA-2026:33125)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:33125 advisory. The gnutls packages provide the GNU Transport Layer Security GnuTLS library, which implements cryptographic algorithms and protocols such a...

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

An update for multiple packages is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

RHSA-2026:30850 Red Hat Security Advisory: gnutls and libtasn1 security update

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RHSA-2026:30849 Red Hat Security Advisory: gnutls and libtasn1 security update

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libtasn1: Inefficient DER Decoding in libtasn1 Leading to Potential Remote DoS

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 crash the system. This flaw allows an attacker to send a specially crafted certificate,...

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

An update for multiple packages is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

libtasn1: Inefficient DER Decoding in libtasn1 Leading to Potential Remote DoS

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 crash the system. This flaw allows an attacker to send a specially crafted certificate,...

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...

RHEL 8 : gnutls and libtasn1 (RHSA-2026:30850)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:30850 advisory. The gnutls packages provide the GNU Transport Layer Security GnuTLS library, which implements cryptographic algorithms and protocols such a...

RHEL 8 : gnutls and libtasn1 (RHSA-2026:30849)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:30849 advisory. The gnutls packages provide the GNU Transport Layer Security GnuTLS library, which implements cryptographic algorithms and protocols such a...

Oracle Linux 9 : libtasn1 (ELSA-2026-28253)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-28253 advisory. 4.16.0-10 - Backport the fix for CVE-2025-13151 RHEL-139568 Tenable has extracted the preceding description block directly from the Oracle Linux security...

AlmaLinux 9 : libtasn1 (ALSA-2026:28253)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:28253 advisory. libtasn1: libtasn1: Denial of Service via stack-based buffer overflow in asn1expendoctetstring CVE-2025-13151 Tenable has extracted the preceding description bloc...

ROS-20260626-73-0015

The vulnerability of the ASN.1 library Libtasn1 is related to writing outside the buffer boundaries. Exploiting this vulnerability could allow a malicious actor to cause service interruptions...

RLSA-2026:28235 Low: libtasn1 security update

A library that provides Abstract Syntax Notation One ASN.1, as specified by the X.680 ITU-T recommendation parsing and structures management, and Distinguished Encoding Rules DER, as per X.690 encoding and decoding functions. Security Fixes: libtasn1: libtasn1: Denial of Service via stack-based...