USN-8526-1 libheif vulnerabilities

Xianrui Dong discovered that libheif had an out-of-bounds read in its HEIF sequence track parser. An attacker could possibly use this issue to cause a denial of service or obtain sensitive information. This issue only affected Ubuntu 26.04 LTS. CVE-2026-47254 Junyi Liu discovered that libheif had...

USN-8526-1: libheif vulnerabilities

Xianrui Dong discovered that libheif had an out-of-bounds read in its HEIF sequence track parser. An attacker could possibly use this issue to cause a denial of service or obtain sensitive information. This issue only affected Ubuntu 26.04 LTS. CVE-2026-47254 Junyi Liu discovered that libheif had...

PYSEC-2026-3153 Null-dereference in Tensorflow

Impact When decoding a tensor from protobuf, TensorFlow might do a null-dereference if attributes of some mutable arguments to some operations are missing from the proto. This is guarded by a DCHECK: cc const auto attr = attrs.Findarg-s; DCHECKattr != nullptr; if attr-valuecase == AttrValue::kLis...

PYSEC-2026-3223 Undefined behavior in `SparseTensorSliceDataset`

Impact The implementation of SparseTensorSliceDataset has an undefined behavior: under certain condition it can be made to dereference a nullptr value: python import tensorflow as tf import numpy as np tf.rawops.SparseTensorSliceDataset indices=, values=, denseshape=1,1 The 3 input arguments...

PYSEC-2026-3173 Null pointer dereference in TensorFlow

Impact When building an XLA compilation cache, if default settings are used, TensorFlow triggers a null pointer dereference: cc string allowedgpus = flr-configproto-gpuoptions.visibledevicelist; In the default scenario, all devices are allowed, so flr-configproto is nullptr. Patches We have patch...

PYSEC-2026-2806 NULL Pointer Dereference in OpenCV.

An issue was discovered in OpenCV before 4.1.1 OpenCV-Python before 4.1.1.26. There is a NULL pointer dereference in the function cv::XMLParser::parse at modules/core/src/persistence.cpp...

CVE-2026-60109

Zeek before 8.0.9 contains a null pointer dereference vulnerability in its Kerberos protocol analyzer that allows unauthenticated remote attackers to crash the sensor by sending a crafted KRBERROR message with error-code 25 KDCERRPREAUTHREQUIRED containing a PA-DATA element with padata-type 2, 3,...

CVE-2026-42765

A flaw was found in OpenSSL. When an application is configured with specific non-default settings for certificate verification, including both Online Certificate Status Protocol OCSP response checking and partial chain verification, a NULL dereference can occur. This vulnerability can be triggere...

CVE-2026-60109

Zeek

CVE-2026-60109 Zeek < 8.0.9 Null Pointer Dereference DoS via Kerberos KRB_ERROR Parsing

Zeek before 8.0.9 contains a null pointer dereference vulnerability in its Kerberos protocol analyzer that allows unauthenticated remote attackers to crash the sensor by sending a crafted KRBERROR message with error-code 25 KDCERRPREAUTHREQUIRED containing a PA-DATA element with padata-type 2, 3,...

CVE-2026-15184 GNU LibreDWG DWG File dwg.c dwg_next_entity null pointer dereference

A vulnerability was found in GNU LibreDWG up to 0.13.4. The impacted element is the function dwgnextentity of the file src/dwg.c of the component DWG File Handler. Performing a manipulation of the argument nextobj results in null pointer dereference. The attack must be initiated from a local...

CVE-2026-15184

CVE-2026-15184 affects GNU LibreDWG up to 0.13.4. The vulnerable element is the function dwg_next_entity in src/dwg.c of the DWG File Handler. Manipulating the argument next_obj can cause a null pointer dereference . The attack must come from a local position and an exploit has been made public. ...

EUVD-2026-42581

A vulnerability was found in GNU LibreDWG up to 0.13.4. The impacted element is the function dwgnextentity of the file src/dwg.c of the component DWG File Handler. Performing a manipulation of the argument nextobj results in null pointer dereference. The attack must be initiated from a local...

CVE-2026-56288

GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff patch file. Improper handling of consecutive end-of-file newline markers can corrupt internal hunk single block of changes in diff data structures, causing the application to pass a NULL pointer...

CVE-2026-56288

GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff patch file. Improper handling of consecutive end-of-file newline markers can corrupt internal hunk single block of changes in diff data structures, causing the application to pass a NULL pointer...

TencentOS Server 4: haproxy (TSSA-2026:0548)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0548 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

PT-2026-56793

Name of the Vulnerable Software and Affected Versions GNU LibreDWG versions prior to 0.14 Description A null pointer dereference occurs in the DWG File Handler component when the next obj argument is manipulated within the dwg next entity function located in the src/dwg.c file. This issue require...

ROS-20260709-73-0021

The vulnerability of the net/http2 library in the Go programming language is related to pointer dereferencing errors. Exploiting this vulnerability could allow a malicious actor to cause service failures remotely...

openSUSE 16 Security Update : assimp (openSUSE-SU-2026:21242-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21242-1 advisory. This update for assimp fixes the following issues - CVE-2025-11277: large mWidth and mHeight dimensions can lead to integer overflow and a...

NULL Pointer Dereference

Overview github.com/nats-io/nats-server/v2/server is an A simple, secure and performant communications system for digital systems, services and devices. Affected versions of this package are vulnerable to NULL Pointer Dereference via the leafnode handshake process. An attacker can cause the serve...