TencentOS Server 3: krb5 (TSSA-2026:0386)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0386 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

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...

CentOS 9 : krb5-1.21.1-10.el9

The remote CentOS Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the krb5-1.21.1-10.el9 build changelog. - In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls...

SUSE CVE-2026-40356

In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, possibly causing the process t...

CVE-2026-40355

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...

CVE-2026-40356

MIT Kerberos 5 (krb5) before 1.22.3 is affected by an integer underflow that causes an out-of-bounds read when an application calls gss_accept_sec_context() on systems with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, potentially causing the...

MIT Kerberos 数字错误漏洞

MIT Kerberos is a software used by the Massachusetts Institute of Technology MIT for authentication in network clusters. As a network authentication protocol, its design goal is to provide robust authentication services for client/server applications through a key system. Prior to version 5.1.2.3...

CVE-2026-40356

In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, possibly causing the process t...

SUSE CVE-2023-25564

GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, memory corruption can be triggered when decoding UTF16 strings. The variable outlen was not initialized and could cause writing a zero to an arbitrary place in memory if...

AZL-45279 CVE-2023-25565 affecting package gssntlmssp for versions less than 1.3.1-1

GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, an incorrect free when decoding target information can trigger a denial of service. The error condition incorrectly assumes the cb and sh buffers contain a copy of the data that...

UBUNTU-CVE-2023-25565

GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, an incorrect free when decoding target information can trigger a denial of service. The error condition incorrectly assumes the cb and sh buffers contain a copy of the data that...

GSS-NTLMSSP 缓冲区错误漏洞

GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication from the gssapi open source. A buffer error vulnerability exists in GSS-NTLMSSP versions prior to 1.2.0, which stems from a failure of ntlmstrconvert that could result in a zero being written to an arbitra...