libexpat 代码问题漏洞

libexpat is a streaming XML parser written in C language by the libexpat team. Versions of libexpat prior to 2.7.5 had code vulnerabilities; these vulnerabilities stemmed from allowing null pointer dereferencing when handling empty external parameter entity content...

EulerOS Virtualization 2.12.0 : gnutls (EulerOS-SA-2026-1485)

According to the versions of the gnutls packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A flaw was found in the GnuTLS library, specifically in the gnutlspkcs11tokeninit function that handles PKCS11 token initialization...

EulerOS Virtualization 2.12.0 : openjpeg2 (EulerOS-SA-2026-1505)

According to the versions of the openjpeg2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : openjpeg v 2.5.0 was discovered to contain a NULL pointer dereference via the component /openjp2/dwt.c.CVE-2025-50952 Tenable has...

PT-2026-34349

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The smb grant oplock function in ksmbd contains two issues. First, a use-after-free occurs when opinfo is linked into ci-m op list before add lease global list is called; if the latter...

Linux Distros Unpatched Vulnerability : CVE-2026-32776

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content. CVE-2026-32776 Note that Nessus relies on the presence of...

CVE-2026-28522

arduino-TuyaOpen before version 1.2.1 contains a null pointer dereference vulnerability in the WiFiUDP component. An attacker on the same local area network can send a large volume of malicious UDP packets that trigger a null pointer dereference, resulting in a denial-of-service condition...

CVE-2026-28522

CVE-2026-28522 affects the arduino-TuyaOpen library prior to 1.2.1, where a null pointer dereference in the WiFiUDP component can be triggered by a high volume of UDP packets sent by an attacker on the same local network, causing memory exhaustion and a denial-of-service condition. The descriptio...

PT-2026-25553

arduino-TuyaOpen before version 1.2.1 contains a null pointer dereference vulnerability in the WiFiUDP component. An attacker on the same local area network can send a large volume of malicious UDP packets to cause memory exhaustion on the device, triggering a null pointer dereference and resulti...

Updated vim packages fix security vulnerability

NFA regex engine NULL pointer dereference affects Vim 9.2.0137. CVE-2026-32249...

DEBIAN-CVE-2026-29079

Lexbor is a web browser engine library. Prior to 2.7.0, a type‑confusion vulnerability exists in Lexbor’s HTML fragment parser. When ns = UNDEF, a comment is created using the “unknown element” constructor. The comment’s data are written into the element’s fields via an unsafe cast, corrupting th...

UBUNTU-CVE-2026-29079

Lexbor is a web browser engine library. Prior to 2.7.0, a type‑confusion vulnerability exists in Lexbor’s HTML fragment parser. When ns = UNDEF, a comment is created using the “unknown element” constructor. The comment’s data are written into the element’s fields via an unsafe cast, corrupting th...

CLSA-2026-1773412800 Fix CVE(s): CVE-2026-25795

SECURITY UPDATE: nULL pointer dereference and crash during image read when temporary file creation fails - debian/patches/CVE-2026-25795.patch: Destroy readinfo after copying filename and avoid NULL pointer dereference in ReadSFWImage; cause: incorrect order of operations when temporary file...

ROS-20260313-73-0016

A vulnerability in the dell-wmi-sysman component of the Linux kernel is related to null pointer dereferencing. Exploitation of the vulnerability may allow an attacker to affect confidentiality, integrity and availability of protected information...

ROS-20260313-73-0030

A vulnerability in the toatmarpd function of the Linux kernel is related to null pointer dereferencing. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

Fedora 42 : libmaxminddb (2026-1e497526c7)

The remote Fedora 42 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-1e497526c7 advisory. libmaxminddb 1.13.1 - Re-release for Ubuntu PPA, no code changes. libmaxminddb 1.13.0 - MMDBgetentrydatalist now validates that the claimed array/map size is...

ROS-20260313-73-0028

A vulnerability in the vccsendmsg function of the Linux kernel is related to null pointer dereferencing. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

ROS-20260313-73-0037

A vulnerability in the htblookupleaf function of the Linux kernel is related to null pointer dereferencing. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

ROS-20260313-73-0002

A vulnerability in the objevent function of the Linux kernel is related to a pointer dereferencing error. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

CVE-2026-32249

Vim is an open source, command line text editor. From 9.1.0011 to before 9.2.0137, Vim's NFA regex compiler, when encountering a collection containing a combining character as the endpoint of a character range e.g. 0-0\u05bb, incorrectly emits the composing bytes of that character as separate NFA...

ALPINE-CVE-2026-32249

Vim is an open source, command line text editor. From 9.1.0011 to before 9.2.0137, Vim's NFA regex compiler, when encountering a collection containing a combining character as the endpoint of a character range e.g. 0-0\u05bb, incorrectly emits the composing bytes of that character as separate NFA...