CLSA-2026-1783789054 kernel: Fix of 3 CVEs

futex/requeue: Prevent NULL pointer dereference in removewaiter on self-deadlock CVE-2026-53166 - rtmutex: Use waiter::task instead of current in removewaiter CVE-2026-43499 - i40e: Fix use-after-free in i40eclientsubtask CVE-2021-46991 - ethernet:enic: Fix a use after free bug in...

patch: GNU patch: Denial of Service via specially crafted patch file

A flaw was found in GNU patch. An attacker can exploit this by providing a specially crafted patch file, which leads to a NULL pointer dereference. This improper handling of end-of-file markers can corrupt internal data structures, causing the utility to crash. This results in a denial of service...

kernel: futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock

A flaw was found in the Linux kernel's futex Fast Userspace Mutex requeue mechanism. When a non-top waiter attempts to requeue a Priority Inheritance PI futex it already owns, a NULL pointer dereference can occur. This issue, specifically within the removewaiter function during a self-deadlock...

SUSE-SU-2026:2848-1 Security update for krb5, krb5-mini

This update for krb5, krb5-mini fixes the following issues - CVE-2026-11850: integer underflow in berval2tldata leads to heap out-of-bounds read bsc1268131. - CVE-2026-40355: Denial of Service via NULL pointer dereference in NegoEx mechanism bsc1263366. - CVE-2026-40356: Denial of Service via...

NULL Pointer Dereference in GNU patch

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SUSE CVE-2026-15184

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...

EulerOS 2.0 SP12 : shim (EulerOS-SA-2026-2569)

According to the versions of the shim package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the required CR...

EulerOS 2.0 SP12 : shim (EulerOS-SA-2026-2629)

According to the versions of the shim packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the required C...

CVE-2026-55783: NULL Pointer Dereference

NanaZip is the 7-Zip derivative intended for the modern Windows experience. Prior to 6.5.1749.0, NanaZip's seven in-house IInArchive handlers in NanaZip.Codecs unconditionally dereference the caller-supplied Indices array inside Extract when the archive engine signals extract everything by passin...

EulerOS 2.0 SP12 : expat (EulerOS-SA-2026-2586)

According to the versions of the expat packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : libexpat before 2.7.5 allows an infinite loop while parsing DTD content.CVE-2026-32777 libexpat before 2.7.5 allows a NULL pointer dereference with...

CVE-2026-21901

A NULL Pointer Dereference vulnerability in the management daemon mgd of Juniper Networks Junos OS and Junos OS Evolved allows a local, high-privileged attacker setting or deactivating a specific SSH configuration parameter to create a Denial of Service DoS. A local high-privileged user configuri...

CVE-2026-21901

A NULL Pointer Dereference vulnerability in the management daemon mgd of Juniper Networks Junos OS and Junos OS Evolved allows a local, high-privileged attacker setting or deactivating a specific SSH configuration parameter to create a Denial of Service DoS. A local high-privileged user configuri...

EUVD-2026-42697

A NULL Pointer Dereference vulnerability in the management daemon mgd of Juniper Networks Junos OS and Junos OS Evolved allows a local, high-privileged attacker setting or deactivating a specific SSH configuration parameter to create a Denial of Service DoS. A local high-privileged user configuri...

CVE-2026-21901 Junos OS and Junos OS Evolved: Configuration of a specific SSH option results in mgd crash

A NULL Pointer Dereference vulnerability in the management daemon mgd of Juniper Networks Junos OS and Junos OS Evolved allows a local, high-privileged attacker setting or deactivating a specific SSH configuration parameter to create a Denial of Service DoS. A local high-privileged user configuri...

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-2026-3223 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...

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-2026-60109 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,...