RockyLinux 8 : krb5 (RLSA-2026:16799)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:16799 advisory. krb5: MIT Kerberos 5 krb5: Denial of Service via integer underflow and out-of-bounds read CVE-2026-40356 krb5: MIT Kerberos 5: Denial of Service via NUL...

MiracleLinux 8 : krb5-1.18.2-34.el8_10 (AXSA:2026-613:03)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-613:03 advisory. krb5: MIT Kerberos 5 krb5: Denial of Service via integer underflow and out-of-bounds read CVE-2026-40356 krb5: MIT Kerberos 5: Denial of Service via...

Fedora 42 : krb5 (2026-6c99aaa6d3)

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-6c99aaa6d3 advisory. - Fix NegoEx parsing vulnerabilities CVE-2026-40355, CVE-2026-40356 Tenable has extracted the preceding description block directly from the Fedora...

RHSA-2026:16799 Red Hat Security Advisory: krb5 security update

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krb5: MIT Kerberos 5: Denial of Service via NULL pointer dereference in NegoEx mechanism

A flaw was found in MIT Kerberos 5 krb5. An unauthenticated remote attacker can exploit a NULL pointer dereference vulnerability by calling gssacceptseccontext on a system with a NegoEx mechanism registered. This can lead to the termination of the process, resulting in a Denial of Service DoS...

krb5: MIT Kerberos 5 (krb5): Denial of Service via integer underflow and out-of-bounds read

A flaw was found in MIT Kerberos 5 krb5. An unauthenticated remote attacker can exploit an integer underflow and an out-of-bounds read vulnerability by calling gssacceptseccontext on a system with a NegoEx mechanism registered. This can lead to the process terminating, resulting in a Denial of...

Important: Red Hat Security Advisory: krb5 security update

An update for krb5 is now available for Red Hat Enterprise Linux 8. 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...

ALSA-2026:16799 Important: krb5 security update

Kerberos is a network authentication system, which can improve the security of your network by eliminating the insecure practice of sending passwords over the network in unencrypted form. It allows clients and servers to authenticate to each other with the help of a trusted third party, the...

AlmaLinux 8 : krb5 (ALSA-2026:16799)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:16799 advisory. krb5: MIT Kerberos 5 krb5: Denial of Service via integer underflow and out-of-bounds read CVE-2026-40356 krb5: MIT Kerberos 5: Denial of Service via NULL...

krb5 security update

1.18.2-34.0.1 - Fixed race condition in krb5setpassword Orabug: 33609767 1.18.2-34 - Fix NegoEx parsing vulnerabilities CVE-2026-40355, CVE-2026-40356 Resolves: RHEL-171589 RHEL-171594...

RHEL 8 : krb5 (RHSA-2026:16799)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:16799 advisory. Kerberos is a network authentication system, which can improve the security of your network by eliminating the insecure practice of sending...

Important: krb5 security update

Kerberos is a network authentication system, which can improve the security of your network by eliminating the insecure practice of sending passwords over the network in unencrypted form. It allows clients and servers to authenticate to each other with the help of a trusted third party, the...

SUSE-SU-2026:1816-1 Security update for krb5

This update for krb5 fixes the following issues - CVE-2026-40355: Denial of Service via NULL pointer dereference in NegoEx mechanism bsc1263366. - CVE-2026-40356: Denial of Service via integer underflow and out-of-bounds read bsc1263367...

MiracleLinux 9 : java-1.8.0-openjdk-1.8.0.492.b09-2.el9.ML.1 (AXSA:2026-610:09)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-610:09 advisory. JDK: Enhance crypto algorithm support CVE-2026-22007 JDK: Improve Kerberos credentialing CVE-2026-22013 JDK: Enhance Path Factories Redux...

MiracleLinux 9 : java-21-openjdk-21.0.11.0.10-2.el9.ML.1 (AXSA:2026-605:06)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-605:06 advisory. JDK: Enhance crypto algorithm support CVE-2026-22007 JDK: Improve Kerberos credentialing CVE-2026-22013 JDK: Enhance Path Factories Redux...

CLSA-2026-1778489316 java-1.8.0-openjdk: Fix of 8 CVEs

Update to shenandoah-jdk8u492-b09 - Security fixes from OpenJDK 8u492-b09: - CVE-2026-22003: enhance behavior of some intrinsics - CVE-2026-22007: enhance crypto algorithm support - CVE-2026-22013: improve Kerberos credentialing - CVE-2026-22018: enhance Zip file reading - CVE-2026-22021: enhance...

CLSA-2026-1778488897 java-1.8.0-openjdk: Fix of 8 CVEs

Update to shenandoah-jdk8u492-b09 - Security fixes from OpenJDK 8u492-b09: - CVE-2026-22003: enhance behavior of some intrinsics - CVE-2026-22007: enhance crypto algorithm support - CVE-2026-22013: improve Kerberos credentialing - CVE-2026-22018: enhance Zip file reading - CVE-2026-22021: enhance...

Unity Linux 20.1060e / 20.1070e Security Update: samba (UTSA-2026-017434)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017434 advisory. A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ Ticket Granting Server - Request. An authenticated user could...

Unity Linux 20.1060e / 20.1070e Security Update: krb5 (UTSA-2026-017424)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017424 advisory. The Key Distribution Center KDC in MIT Kerberos 5 aka krb5 before 1.18.5 and 1.19.x before 1.19.3 has a NULL pointer dereference in kdc/dotgsreq.c via a FAST inner...

krb5-1.22.2-3.1 on GA media (moderate)

krb5-1.22.2-3.1 on GA media Announcement ID: openSUSE-SU-2026:10729-1 Rating: moderate Cross-References: CVE-2026-40355 CVE-2026-40356 CVSS scores: CVE-2026-40355 SUSE : 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2026-40356 SUSE : 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H Affecte...