Astra Linux – Vulnerability in Qemu

A NULL pointer dereference flaw was discovered in the SCSI emulation support of QEMU in versions prior to 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The greatest threat from this vulnerability is to system availability...

Astra Linux – Vulnerability in binutils

A issue was discovered in the Binary File Descriptor BFD library also known as libbfd, as distributed in GNU Binutils 2.31. An invalid memory address dereference was identified in the readreloc function in reloc.c. This vulnerability causes a segmentation fault and results in the crash of the...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

A null pointer dereference flaw was discovered in the Linux kernel API for the cryptographic algorithm scatterwalk functionality. This issue occurs when a user constructs a malicious packet with specific socket configurations, which could allow a local user to crash the system or escalate their...

The vulnerability of the `__get_segment_type_6()` and `f2fs_ioc_start_atomic_write()` functions in the `fs/f2fs/segment.c` module of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the getsegmenttype6 and f2fsiocstartatomicwrite functions in the fs/f2fs/segment.c module of the Linux operating system is related to pointer dereferencing. Exploiting this vulnerability could allow an attacker to trigger a service denial...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001699)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001699 advisory. A NULL pointer dereference flaw was found in the Linux kernels Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw...

CVE-2025-44013

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service DoS attack. We have already fixed the vulnerability in the following...

Astra Linux – Vulnerability in gnutls28

A NULL pointer dereference flaw was discovered in the GnuTLS software in the gnutlsfigurecommonciphersuite function...

EUVD-2022-24582

Malicious code in bioql PyPI...

EUVD-2022-15574

Malicious code in bioql PyPI...

gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite()

A NULL pointer dereference flaw was found in the GnuTLS software in gnutlsfigurecommonciphersuite...

OESA-2025-2264 wireshark security update

Security Fixes: A vulnerability classified as problematic CWE-476 has been found in Wireshark versions 4.4.0 to 4.4.8. The application dereferences a pointer that it expects to be valid but is NULL, typically causing a crash or exit, impacting availability. Upgrading to version 4.4.9 eliminates...

CVE-2025-6395 Gnutls: null pointer dereference in _gnutls_figure_common_ciphersuite()

A NULL pointer dereference flaw was found in the GnuTLS software in gnutlsfigurecommonciphersuite...

Huawei EulerOS: Security Advisory for libtiff (EulerOS-SA-2024-2586)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

kernel: cppc_cpufreq: Fix possible null pointer dereference

A NULL pointer dereference flaw was found in cppccpufreqgetrate in the Linux kernel. This issue may result in a crash...

OESA-2024-2025 unbound security update

Unbound is a validating, recursive, caching DNS resolver. It is designed to be fast and lean and incorporates modern features based on open standards. To help increase online privacy, Unbound supports DNS-over-TLS which allows clients to encrypt their communication. Unbound is available for most...

kernel: hugetlbfs: Null pointer dereference in hugetlbfs_fill_super function

A null pointer dereference flaw was found in the hugetlbfsfillsuper function in the Linux kernel hugetlbfs HugeTLB pages functionality. This issue may allow a local user to crash the system or potentially escalate their privileges on the system...

SUSE SLED12: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2023:3705-1)

The remote SUSE Linux SLED12 / SLEDSAP12 / SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:3705-1 advisory. The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security and bugfixes. The following...

kernel: NULL pointer dereference in rawv6_push_pending_frames

A NULL pointer dereference flaw was found in rawv6pushpendingframes in net/ipv6/raw.c in the network subcomponent in the Linux kernel. This flaw causes the system to crash...

Linux kernel 代码问题漏洞

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that originates from a null pointer dereference flaw in diFree in fs/jfs/inode.c of the Journaled File System JFS. An attacker could exploit this...

AZL-35153 CVE-2021-4158 affecting package qemu for versions less than 6.2.0-18

A NULL pointer dereference issue was found in the ACPI code of QEMU. A malicious, privileged user within the guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition...