CVE-2026-64542: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: ndisc: fix NULL deref in acceptuntrackedna acceptuntrackedna re-fetches the inet6dev with in6devgetdev and dereferences idev-cnf.acceptuntrackedna without a NULL check, even though its only caller ndiscrecvna already fetche...

CVE-2026-17574: Reachable Assertion

HDF5 contains a NULL pointer dereference vulnerability. Processing a crafted HDF5 file containing an attribute with an invalid variable-length datatype type field may cause the application to crash when the attribute is read...

ALIBI: Adaptive Agentic Attacks on LLM-Based Vulnerability Detectors Via Adversarial Code Comments

Large language models are increasingly deployed for security-sensitive tasks such as vulnerability detection and code review. Their reliance on natural-language context embedded in source code exposes a previously underexplored attack surface: adversarial comments that can influence a detector's...

PT-2026-65362

Gitea: Null Pointer Dereference in AddTime API Causes Authenticated Denial of Service in gitea.dev...

CVE-2026-17500: NULL Pointer Dereference

A vulnerability was detected in ggml-org llama.cpp d006858/e15efe0. This affects the function visitpattern of the file common/json-schema-to-grammar.cpp. The manipulation results in null pointer dereference. The attack can be launched remotely. The pull request to fix this issue awaits acceptance...

Siemens SIMATIC S7-1500 CPU 1518 MFP NULL Pointer Dereference (CVE-2026-23439)

This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid505571; scriptversion"1.4"; scriptsetattributeattribute:"pluginmodificationdate",...

Siemens SIMATIC S7-1500 CPU 1518 MFP NULL Pointer Dereference (CVE-2026-31422)

This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid505770; scriptversion"1.4"; scriptsetattributeattribute:"pluginmodificationdate",...

Siemens SIMATIC S7-1500 CPU 1518 MFP NULL Pointer Dereference (CVE-2026-23242)

This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid505758; scriptversion"1.5"; scriptsetattributeattribute:"pluginmodificationdate",...

CVE-2026-64545: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net, bpf: check master for NULL in xdpmasterredirect xdpmasterredirect dereferences the result of netdevmasterupperdevgetrcu without a NULL check, but that helper returns NULL when the receiving device has no upper-master...

CVE-2026-64545: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: net, bpf: check master for NULL in xdpmasterredirect xdpmasterredirect dereferences the result of netdevmasterupperdevgetrcu without a NULL check, but that helper returns NULL when the receiving device has no upper-master...

Siemens SIMATIC S7-1500 CPU 1518 MFP NULL Pointer Dereference (CVE-2025-23143)

"In the Linux kernel, the following vulnerability has been resolved: net: Fix null-ptr-deref by socklockinitclassandname and rmmod. When I ran the repro 0 and waited a few seconds, I observed two LOCKDEP splats: a warning immediately followed by a null-ptr-deref. 1 Reproduction Steps: 1 Mount CIF...

Siemens SIMATIC S7-1500 CPU 1518 MFP NULL Pointer Dereference (CVE-2026-31421)

This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid505663; scriptversion"1.4"; scriptsetattributeattribute:"pluginmodificationdate",...

PT-2026-65217

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the IPv6 Neighbor Discovery NDISC component. The function accept untracked na re-fetches the inet6 dev using in6 dev getdev and accesses...

Siemens SIMATIC S7-1500 CPU 1518 MFP NULL Pointer Dereference (CVE-2025-68776)

This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid505623; scriptversion"1.4"; scriptsetattributeattribute:"pluginmodificationdate",...

ACPI: NFIT: core: Fix possible NULL pointer dereference

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SUSE CVE-2026-64482

In the Linux kernel, the following vulnerability has been resolved: ALSA: gus: check sndctlnew1 return value sndctlnew1 can return NULL when memory allocation fails. sndgf1pcmvolumecontrol does not check the return value before dereferencing kctl-id.index, which can lead to a NULL pointer...

AZL-93885 CVE-2026-64511 affecting package kernel for versions less than 6.6.145.2-1

In the Linux kernel, the following vulnerability has been resolved: ACPI: NFIT: core: Fix possible NULL pointer dereference After commit 9b311b7313d6 "ACPI: NFIT: Install Notify handler before getting NFIT table", acpinfitprobe installs an ACPI notify handler for the NFIT device before checking t...

CVE-2026-64486

In the Linux kernel, the following vulnerability has been resolved: ALSA: cmipci: check sndctlnew1 return value sndctlnew1 can return NULL when memory allocation fails. sndcmipcispdifcontrols does not check the return value before dereferencing kctl-id.device, which can lead to a NULL pointer...

AZL-93750 CVE-2026-64482 affecting package kernel for versions less than 6.6.145.2-1

In the Linux kernel, the following vulnerability has been resolved: ALSA: gus: check sndctlnew1 return value sndctlnew1 can return NULL when memory allocation fails. sndgf1pcmvolumecontrol does not check the return value before dereferencing kctl-id.index, which can lead to a NULL pointer...

CVE-2026-64417

In the Linux kernel, the following vulnerability has been resolved: mm: shrinker: fix NULL pointer dereference in debugfs shrinkerdebugfsadd creates both "count" and "scan" debugfs files unconditionally. That assumes every shrinker implements both countobjects and scanobjects, which is not...