Astra Linux – Vulnerability in gst-plugins-good1.0

GStreamer is a library for constructing graphs of media-handling components. A null pointer dereference vulnerability has been discovered in the gstmatroskademuxaddwvpkheader function within matroska-demux.c. This function does not properly check the validity of the stream-codecpriv pointer. If...

Astra Linux – Vulnerability in hdf5

A issue was discovered in HDF5 through 1.12.0. A NULL pointer dereference exists in the function H5Fgetnrefs located in H5Fquery.c. This allows an attacker to cause a Denial of Service attack...

Astra Linux – Vulnerability in libde265

It was discovered that libde265 v1.0.10 contains a NULL pointer dereference in the ffhevcputhevcepelpixels8sse function located at sse-motion.cc. This vulnerability allows attackers to cause a Denial of Service DoS attack through a crafted input file...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: staticcall: Properly handle module initialization failures in staticcalldelmodule. Module insertion invokes staticcalladdmodule to initialize the static calls within a module. staticcalladdmodule calls staticcallinit, which...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfs, fscache: This issue prevents Oops exceptions in fscacheputcache. This function dereferences the “cache” object, and then checks whether it is ISERRORNULL. It checks first, and then derefserences the object...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A NULL pointer dereference occurred in amdgpudmconnectoraddcommonmodes. In amdgpudmconnectoraddcommonmodes, amdgpudmcreatecommonmode assigns mode to mode, and mode is directly passed to drmmodeprobedadd...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Added a check for cstate. Since kzalloc may fail and return a NULL pointer, it would be better to check the cstate to avoid dereferencing the NULL pointer in drmatomichelpercrtcreset. Patchwork:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Handling of a null streamstatus in the planeschangedforexistingstream function. This commit adds a null check for streamstatus in the function planeschangedforexistingstream. Previously, the code assumed that...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mac802154: fixed the missing INITLISTHEAD in ieee802154ifadd. The kernel fault injection test reports a NULL pointer dereference as follows: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000008 RIP:...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs-srv: Avoid null pointer deref during path establishment. For RTRS path establishment, the RTRS client initiates and completes connection establishment. After establishing all its connections, information is exchanged...

CVE-2019-19203

CVE-2019-19203 在 Oniguruma 6.x 至 6.9.4rc2 之前版本中发现了一个问题。在文件 gb18030.c 的函数 gb18030mbcenclen 中，一个 UChar 指针在未检查是否超过匹配字符串末尾的情况下被解引用。这会导致基于堆的缓冲区过度读取。 研究人员：ManhND（The Tarantula Team 成员）、VinCSS（Vingroup 成员） 什么是 Oniguruma Oniguruma 由 K. Kosako 开发，是一个采用 BSD 许可证的正则表达式库，支持多种字符编码。Ruby 编程语言 1.9 版本以及 PHP...

CVE-2026-90782-s2opc-status-clobber

CVE-2026-90782 — S2OPC 状态覆盖导致的 NULL 解引用 针对 S2OPC（Safe & Secure OPC）中 CVE-2026-90782 的独立概念验证。 漏洞 在 allocnotificationmessageitems 中（S2OPC 1.7.3 及更早版本）： 一个共享的 status 变量同时用于 DataChange 和 Event 的分配。 如果 DataChange 分配失败（返回 OOM / 非 OK），但随后的 Event 分配成功，status 会被覆盖为 SOPCSTATUSOK。 循环后的检查因此通过，代码解引用仍为 NULL 的...

CVE-2026-90890

ASRock Polychrome SYNC/RGB software utility developed by ASRock Inc. has an Untrusted Pointer Dereference vulnerability. Authenticated local attackers can send a specially crafted IOCTL request to cause the driver to dereference an unvalidated pointer, resulting in an operating system crash...

IOFireWireFamily-null-deref

IOFireWireFamily-null-deref IOFireWireFamily-null-deref は CVE-2017-2388 の概念実証エクスプロイトです。これは IOFireWireUserClient における NULL ポインタ参照で、macOS Sierra 10.12.4 で修正されました。この脆弱性をトリガーすると、FireWire ポートを備えたデバイスでサービス拒否が発生する可能性があります。 CVE-2017-2388 関数 IOFireWireUserClient::setAsyncRefIsochChannelForceStop は、パラメータ...

NFSundown

概述 NFSundown（CVE-2025-38089）的概念验证利用代码。它可以远程触发NFS服务器的内核崩溃。 详情 远程攻击者可通过发送特制的RPC请求，触发内核空指针解引用并导致内核崩溃。这是由于在SUNRPC代码路径中未正确处理 rqstp-rqacceptstatp 指针，使其保持为NULL并在错误处理分支中被解引用。在某些情况下（当所有服务器线程至少接受过一次连接时），这还可能导致释放后使用（use-after-free）。该漏洞已被分配编号CVE-2025-38089。 受影响版本...

CVE-2026-90890 ASRock｜ASRock Polychrome SYNC/RGB software utility - Untrusted Pointer Dereference

ASRock Polychrome SYNC/RGB software utility developed by ASRock Inc. has an Untrusted Pointer Dereference vulnerability. Authenticated local attackers can send a specially crafted IOCTL request to cause the driver to dereference an unvalidated pointer, resulting in an operating system crash...

EUVD-2026-77365

ASRock Polychrome SYNC/RGB software utility developed by ASRock Inc. has an Untrusted Pointer Dereference vulnerability. Authenticated local attackers can send a specially crafted IOCTL request to cause the driver to dereference an unvalidated pointer, resulting in an operating system crash...

CVE-2026-90890

This vulnerability affects the driver component of ASRock Polychrome SYNC/RGB software utility , a utility developed by ASRock Inc. for managing RGB lighting. The root cause is an Untrusted Pointer Dereference : an authenticated local attacker with low privileges can send a specially crafted IOCT...

kernel: Bluetooth: ISO: serialize iso_sock_clear_timer with socket lock

A flaw was found in the Linux kernel's Bluetooth ISO Isochronous Stream subsystem. A race condition exists where the isosockcleartimer function can access connection data without proper locking, while another function, isoconndel, concurrently modifies the same data. This can lead to a NULL point...

CVE-2023-3338-DECPwn

DECPwn 使用我的DECnet漏洞和空页映射启用，练习不同的Linux内核利用技术。 场景 全部禁用 ：qemu-system-x8664 -append "nosmap nosmep nopti nokaslr" 代码执行被重定向到用户态的output函数，该函数调用commitcredspreparekernelcred0。 系统调用挂钩 将 syscalltable 中的 mkdir 系统调用处理程序地址替换为一个类似于场景1的函数。 启用SMEP和KPTI ：qemu-system-x8664 -append "nosmap nokaslr"...