CVE-2026-90066 samples/ftrace: Fix kthread_stop() on ERR_PTR in ftrace-direct-multi-modify

In the Linux kernel, the following vulnerability has been resolved: samples/ftrace: Fix kthreadstop on ERRPTR in ftrace-direct-multi-modify ftracedirectmultiinit assigns kthreadrun's return value to simpletsk without an ISERR check. When kthreadrun fails it returns ERRPTR-ENOMEM, but init still...

EUVD-2026-81927

In the Linux kernel, the following vulnerability has been resolved: samples/ftrace: Fix kthreadstop on ERRPTR in ftrace-direct-multi-modify ftracedirectmultiinit assigns kthreadrun's return value to simpletsk without an ISERR check. When kthreadrun fails it returns ERRPTR-ENOMEM, but init still...

CVE-2026-90066

CVE-2026-90066 affects the Linux kernel 's samples/ftrace module (ftrace-direct-multi-modify). The root cause is a missing IS_ERR() check on the return value of kthread_run() in ftrace_direct_multi_init(). When kthread_run() fails (e.g., returning ERR_PTR(-ENOMEM)), the module loads with simple_t...

CVE-2026-76781

A flaw was found in libxml2. A local user or an attacker providing a specially crafted XML catalog can trigger a NULL pointer dereference during XML catalog parsing. This occurs when a nextCatalog element lacks its mandatory catalog attribute, leading to the application crashing and causing a...

EUVD-2026-81679

A flaw was found in libxml2. A local user or an attacker providing a specially crafted XML catalog can trigger a NULL pointer dereference during XML catalog parsing. This occurs when a nextCatalog element lacks its mandatory catalog attribute, leading to the application crashing and causing a...

CVE-2026-76781 Libxml2: libxml2: null pointer dereference parsing nextcatalog without catalog attribute

A flaw was found in libxml2. A local user or an attacker providing a specially crafted XML catalog can trigger a NULL pointer dereference during XML catalog parsing. This occurs when a nextCatalog element lacks its mandatory catalog attribute, leading to the application crashing and causing a...

CVE-2026-76781 Libxml2: libxml2: null pointer dereference parsing nextcatalog without catalog attribute

A flaw was found in libxml2. A local user or an attacker providing a specially crafted XML catalog can trigger a NULL pointer dereference during XML catalog parsing. This occurs when a nextCatalog element lacks its mandatory catalog attribute, leading to the application crashing and causing a...

CVE-2026-76781

CVE-2026-76781 is a NULL pointer dereference in libxml2 's XML catalog parsing. When a nextCatalog element lacks its mandatory catalog attribute, the parser dereferences a NULL pointer, causing the application to crash and resulting in a Denial of Service . The attack vector is local with user in...

CVE-2026-76781 Libxml2: libxml2: null pointer dereference parsing nextcatalog without catalog attribute

A flaw was found in libxml2. A local user or an attacker providing a specially crafted XML catalog can trigger a NULL pointer dereference during XML catalog parsing. This occurs when a nextCatalog element lacks its mandatory catalog attribute, leading to the application crashing and causing a...

CVE-2026-76781

A flaw was found in libxml2. A local user or an attacker providing a specially crafted XML catalog can trigger a NULL pointer dereference during XML catalog parsing. This occurs when a nextCatalog element lacks its mandatory catalog attribute, leading to the application crashing and causing a...

BIT-MONGODB-2026-82055 Null Pointer Dereference in MongoDB Server 2dsphere Index Key Generation Leads to Denial of Service

A security issue exists in MongoDB's 2dsphere index key generation that can cause a server crash due to a null pointer dereference. When a specially crafted GeoJSON document is inserted into a collection with a 2dsphere index, an inconsistency in geometry parsing can leave an internal object in a...

CVE-2026-92413

A flaw was found in Artifex MuPDF. A remote attacker can exploit this vulnerability by executing a manipulation related to PDF Xref Loading, specifically within the pdfopenfilter function. This can lead to a null pointer dereference, which may result in a denial of service DoS condition, making t...

PT-2026-94976

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the panthor driver during the split of GPU mapping caused by a partial unmap of an evicted Buffer Object BO. The issue arises because the logic...

PT-2026-94914

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.16 Description An issue exists in the aspeed udc gadget driver where the ast udc probe function allocates a coherent DMA Direct Memory Access buffer to serve as the backing store for endpoint buffers. Because t...

PT-2026-94366

Name of the Vulnerable Software and Affected Versions libxml2 affected versions not specified Description A flaw in the XML catalog parsing process allows a local user or an attacker to trigger a NULL pointer dereference by providing a specially crafted XML catalog. This occurs when a nextCatalog...

PT-2026-94910

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the san probe function when installing the GSBUS address space handler. This happens because the function dereferences the result of ACPI COMPANION...

CVE-2026-93180: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Fix NPD issue on partial unmap of an evicted BO This commit fixes the NULL pointer dereference issue that would have happened on the split of GPU mapping due to partial unmap of an evicted BO. There is a logic to...

CVE-2026-93139: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/mes: Fix hungqueuedbarray loop limit for multi-XCC The loop iterated only AMDGPUMAXMESPIPES times, leaving entries uninitialized for multi-XCC GPUs. This causes null pointer dereferences when accessing arrays indexed b...

CVE-2026-90405: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: media: stm32: dcmi: fix some error handling bugs in probe There are a few issues here: 1 After we assign: chan = dmarequestchan&pdev-dev, "tx"; Then the error paths need to clean up before returning. The first error path does a...

CVE-2026-93149: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: avoid NULL skb in stop queue drain mac80211hwsimstop drops any frames left in data-pending. The loop currently checks skbqueueempty and then dequeues separately. That split is racy with TX status handling,...