ROS-20260515-73-0005

A vulnerability in the opcryptkeycallback function of the Firebird database management system is related to null pointer dereferencing. Exploitation of the vulnerability could allow an attacker acting remotely to cause a denial of service...

CVE-2026-44638

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, a wrong NULL check after an allocation call in sixeldecoderaw and sixeldecode causes a NULL pointer dereference whenever the allocation fails. The check tests the address of the output parameter alway...

CVE-2026-44638

CVE-2026-44638 affects the libsixel SIXEL encoder/decoder. A wrong NULL check after allocation in sixel_decode_raw and sixel_decode causes a NULL pointer dereference when allocation fails, enabling a denial-of-service for callers under low-memory conditions. The issue stems from testing the addre...

CVE-2026-44638

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, a wrong NULL check after an allocation call in sixeldecoderaw and sixeldecode causes a NULL pointer dereference whenever the allocation fails. The check tests the address of the output parameter alway...

CLSA-2026-1778787692 Fix CVE(s): CVE-2026-7258, CVE-2026-7262, CVE-2026-7568

SECURITY UPDATE: NULL pointer dereference in SOAP apache:Map decoder - debian/patches/CVE-2026-7262.patch: fix wrong variable checked in tozvalmap NULL check, changing if !xmlKey to if !xmlValue - CVE-2026-7262 SECURITY UPDATE: Signed integer overflow in metaphone char array offset -...

krb5 security update

An update is available for krb5. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Kerberos is a network authentication system, which can improve the security of...

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...

PT-2026-41034

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, a wrong NULL check after an allocation call in sixel decode raw and sixel decode causes a NULL pointer dereference whenever the allocation fails. The check tests the address of the output parameter...

CVE-2026-34339

Null pointer dereference in Windows LDAP - Lightweight Directory Access Protocol allows an authorized attacker to deny service locally...

CVE-2026-34350

Null pointer dereference in Windows Storport Miniport Driver allows an unauthorized attacker to deny service over a network...

CVE-2026-40413

Windows TCP/IP Denial of Service Vulnerability...

CVE-2026-40401

Windows TCP/IP Denial of Service Vulnerability...

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...

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...

CVE-2026-28985

A null pointer dereference was addressed with improved input validation. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5. An attacker on the local network may be able to cause a denial-of-service...

CVE-2026-42442

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a null-pointer dereference exists in the UFS/UFS2 filesystem image parser in NanaZip. The vulnerability is triggered when opening a crafted UFS image where the root inode inode 2 is set to IFLNK symlink instead of IFDIR...

CVE-2026-42442 NanaZip: Null-pointer dereference in NanaZip UFS parser when root inode is a symlink

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a null-pointer dereference exists in the UFS/UFS2 filesystem image parser in NanaZip. The vulnerability is triggered when opening a crafted UFS image where the root inode inode 2 is set to IFLNK symlink instead of IFDIR...

EUVD-2026-29662

Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service locally...

EUVD-2026-29671

Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over an adjacent network...

EUVD-2026-29670

Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over an adjacent network...