Linux Distros Unpatched Vulnerability : CVE-2026-31421

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: clsfw: fix NULL pointer dereference on shared blocks The old-method path in fwclassify calls tcfblockq and dereferences q-handle. Shared blocks leave...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference via the readelf process. An attacker can cause the application to crash or exhaust system resources by convincing a user to process a specially crafted ELF file. Workaround This vulnerability can be mitigated by...

Nitro PDF Pro 安全漏洞

Nitro PDF Pro is a PDF editing and management tool developed by the American company Nitro. Version 14.41.1.4 of Nitro PDF Pro contains a security vulnerability, which stems from a null pointer dereferencing, potentially leading to a denial-of-service attack...

PT-2026-32376

Name of the Vulnerable Software and Affected Versions Nitro PDF Pro for Windows version 14.41.1.4 Description A NULL pointer dereference occurs in the JavaScript implementation of the app.alert function. When app.alert is called with multiple arguments and the first argument evaluates to null, th...

CVE-2025-66769

A NULL pointer dereference in Nitro PDF Pro for Windows v14.41.1.4 allows an attacker to cause a Denial of Service via a crafted XFA packet. Affected product: Nitro PDF Pro for Windows; vulnerability type: NULL pointer dereference in XFA handling; impact: DoS (availability impact high). No exploi...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from accepting FRMR registration before the establishment of an IB connection. This vulnerability may lead t...

PT-2026-32347

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the fw classify function when an empty cls fw filter is attached to a shared block and a packet with a nonzero major skb mark is classified. This...

SUSE-SU-2026:1274-1 Security update for the Linux Kernel (Live Patch 19 for SUSE Linux Enterprise 15 SP6)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.84 fixes various security issues The following security issues were fixed: - CVE-2025-71120: SUNRPC: svcauthgss: avoid NULL deref on zero length gsstoken in gssreadproxyverf bsc1256780. - CVE-2026-22999: net/sched: schqfq: do not fr...

OESA-2026-1882 expat security update

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial. Security Fixes: libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content.CVE-2026-32776 libexpat...

OESA-2026-1884 expat security update

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial. Security Fixes: libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content.CVE-2026-32776 libexpat...

OESA-2026-1885 expat security update

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial. Security Fixes: libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content.CVE-2026-32776 libexpat...

OESA-2026-1883 expat security update

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial. Security Fixes: libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content.CVE-2026-32776 libexpat...

OESA-2026-1886 expat security update

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial. Security Fixes: libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content.CVE-2026-32776 libexpat...

Possible NULL Dereference When Processing CMS KeyAgreeRecipientInfo

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SUSE-SU-2026:1262-1 Security update for the Linux Kernel (Live Patch 9 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.31 fixes various security issues The following security issues were fixed: - CVE-2026-23074: net/sched: Enforce that teql can only be used as root qdisc bsc1258051. - CVE-2026-23111: netfilter: nftables: fix inverted genmask check i...

libxml: Null pointer dereference leads to Denial of service (DoS)

A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service...

libtiff: libtiff: Denial of Service via NULL pointer dereference in tif_open.c

A flaw was found in libtiff. This vulnerability, a NULL pointer dereference, occurs in the tifopen.c component. An attacker could exploit this by providing specially crafted input, leading to a Denial of Service DoS due to an application crash...

gnutls: gnutls: Remote Denial of Service via crafted ClientHello with invalid PSK binder

A flaw was found in gnutls. A remote, unauthenticated attacker can exploit this vulnerability by sending a specially crafted ClientHello message with an invalid Pre-Shared Key PSK binder value during the TLS handshake. This can lead to a NULL pointer dereference, causing the server to crash and...

Security update for openssl-1_0_0

This update for openssl-100 fixes the following issues: CVE-2026-28387: Potential use-after-free in DANE client code bsc1260441. CVE-2026-28388: NULL Pointer Dereference When Processing a Delta CRL bsc1260442. CVE-2026-28389: Possible NULL dereference when processing CMS KeyAgreeRecipientInfo...

CVE-2026-28388

A flaw was found in OpenSSL. When processing a malformed delta Certificate Revocation List CRL that lacks a required CRL Number extension, a NULL pointer dereference can occur. This vulnerability can be exploited by a remote attacker who provides a specially crafted delta CRL to an application th...