Microsoft Excel Remote Code Execution Vulnerability

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

EUVD-2026-35421

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

CVE-2026-11789

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

CVE-2026-11789 389-ds-base: 389-ds-base: smd5 password storage plugin salt length integer underflow crash

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

CVE-2026-11789

Affected software : 389 Directory Server (389-ds-base). Vulnerable component : SMD5 password storage plugin. Root cause : unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read and LDAP server crash during authenticatio...

CVE-2026-11789 389-ds-base: 389-ds-base: smd5 password storage plugin salt length integer underflow crash

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication...

CVE-2026-11789

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication. Mitigation Disable...

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 9.4 Update Services for SAP Solutions. 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...

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 9.2 Update Services for SAP Solutions. 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...

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...

PT-2026-47779

Name of the Vulnerable Software and Affected Versions 389 Directory Server affected versions not specified Description A flaw in the SMD5 password storage plugin allows an unsigned integer underflow when calculating the salt length from a crafted password hash shorter than 16 bytes. This leads to...

PT-2026-47907

Name of the Vulnerable Software and Affected Versions Microsoft Windows affected versions not specified Description An integer underflow wrap or wraparound in Windows Performance Monitor allows an unauthorized attacker to execute code over a network. Integer underflow occurs when an arithmetic...

PT-2026-47906

Name of the Vulnerable Software and Affected Versions Windows 10 Version 1607 Description An integer underflow wrap or wraparound in the Windows NT OS Kernel occurs due to incorrect handling of integer values when forming data within the WMI Windows Management Instrumentation subsystem. This flaw...

PT-2026-47938

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description An integer underflow wrap or wraparound occurs in Microsoft Office Excel, which allows an unauthorized attacker to execute arbitrary code locally or remotely, affecting the...

PT-2026-47933

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description An integer underflow wrap or wraparound occurs in Microsoft Office Excel, which allows an unauthorized attacker to execute arbitrary code locally or remotely, affecting the...

X.Org Server XkbSetCompatMap Integer Underflow Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of X.Org Server. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of...

PT-2026-47932

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description An integer underflow wrap or wraparound occurs in Microsoft Office Excel, which could allow an unauthorized attacker to execute code locally. Recommendations At the moment, the...

PT-2026-48218

Name of the Vulnerable Software and Affected Versions SQLite versions prior to 3.53.2 Description A heap-based buffer overflow exists in the FTS5 full-text search extension. An attacker can cause a crash or execute arbitrary code by providing a crafted database containing malicious continuation...