cve-2024-21626

CVE-2024-21626 概述 此仓库包含一个易受 CVE-2024-21626 攻击的应用程序代码示例，以及一个用于检测利用尝试的 eBPF gadget。 该仓库是作为此博客文章的一部分创建的。 用于检测此漏洞的 gadget 程序仅供演示之用。它并非对 CVE-2024-21626 的完整检测。 漏洞描述 CVE-2024-21626 是 runc 容器运行时中的一个漏洞，存在于 v1.1.12 之前的版本。它利用 runc 在容器内创建或执行命令时未能及时关闭"泄漏"的文件描述符，导致容器继承了该文件描述符，从而获得对主机文件系统的访问权限。...

cve-2024-21626-runc-1.1.11-escape

CVE-2024-21626 - runc Leaky Vessels 概述 字段| 详情 ---|--- CVE| CVE-2024-21626 受影响组件| runc ≤ 1.1.11 漏洞类型| 通过文件描述符泄漏导致的容器逃逸 别名| Leaky Vessels 根本原因 runc 在执行容器进程之前泄漏了一个指向主机文件系统工作目录 的内部文件描述符 （通常是 fd/7）。通过将容器的 config.json 中的 cwd 设置为 /proc/self/fd/7，进程会进入主机目录而非容器根文件系统——从而实现容器逃逸 。 利用方法 方法 1 - 从主机二进制文件手动构建根文件...

CVE-2024-21626-POC

CVE-2024-21626-POC 使用说明 仅供教育/研究使用，任何与教育/研究无关的行为所产生的风险自行负责 使用 docker build . -t cve-2024-21626 docker run -it --rm cve-2024-21626 bash /poc.sh 另起一个terminal /bin/bash.copy 注意 不同docker/runc版本使用的具体文件描述符有所不同，例如docker server:20.10.17 && runc version 1.1.2 的情况下使用 /proc/self/fd/9，实际的 fd...

OPENSUSE-SU-2026:22009-1 Security update for jline3

This update for jline3 fixes the following issue: Update to upstream version 3.30.17: Security Fixes + Native Stack Buffer Overflow in Public INPUTRECORD.memmove JNI Method Windows GHSA-6r3w-6jpj-x5w6 + Authenticated SSH Shell Channel Resource Leak via Null or Non-Numeric PTY Dimensions...

Rocky Linux 8 [CIQ] Security Update: polkit / polkit-debuginfo / polkit-debugsource / polkit-devel / etc (crlsa-2022_1546)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20221546 advisory. polkit: file descriptor leak allows an unprivileged user to cause a crash CVE-2021-4115 Tenable has extracted the preceding description block directly from the CIQ...

Rocky Linux 8 [CIQ] Security Update: libslirp / libslirp-debuginfo / libslirp-debugsource / etc (crlsa-2024_0752)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20240752 advisory. runc: file descriptor leak CVE-2024-21626 Tenable has extracted the preceding description block directly from the CIQ security advisory. Note that Nessus has not...

CVE-2026-97983

A flaw was found in the Linux kernel's VDUSE vDPA Device in Userspace subsystem. A local user can cause a Denial of Service DoS by issuing specific 32-bit compatibility input/output control ioctl requests. Due to improper command dispatching, successful requests allocate file descriptors but retu...

CVE-2026-97686

Wind River VxWorks 7 prior to 26.09, specific system call arguments can result in the IPNET subsystem failing to properly release allocated kernel memory and system file descriptors before terminating the calling application. Fixed in Version 26.09...

CVE-2026-97686

Wind River VxWorks 7 prior to version 26.09 is vulnerable to a memory resource leak. Specific system call arguments can cause the IPNET subsystem to fail to release allocated kernel memory and system file descriptors before the calling application terminates. This issue can lead to a high impact ...

EUVD-2026-88440

Wind River VxWorks 7 prior to 26.09, specific system call arguments can result in the IPNET subsystem failing to properly release allocated kernel memory and system file descriptors before terminating the calling application. Fixed in Version 26.09...

Security Bulletin: IBM App Connect Enterprise is vulnerable to multiple vulnerabilities due to multiple Node.js modules

Summary IBM App Connect Enterprise Connector Discovery and OpenAPI Editor, IBM App Connect Enterprise Discovery Connectors and IBM App Connect Enterprise runtime are vulnerable to multiple vulnerabilities due to multiple Node.js modules. Vulnerability Details CVEID:CVE-2026-77037 DESCRIPTION:...

CVE-2026-97686: Missing Release of Resource after Effective Lifetime

Wind River VxWorks 7 prior to 26.09, specific system call arguments can result in the IPNET subsystem failing to properly release allocated kernel memory and system file descriptors before terminating the calling application. Fixed in Version 26.09...

PT-2026-102326

Name of the Vulnerable Software and Affected Versions Wind River VxWorks 7 versions prior to 26.09 Description Specific system call arguments can cause the IPNET subsystem to fail to properly release allocated kernel memory and system file descriptors before the calling application is terminated...

CVE-2026-77037

A flaw was found in multer, a Node.js middleware for handling multipart/form-data. A remote attacker can exploit a file descriptor leak by sending repeated aborted or malformed multipart uploads. This can exhaust system resources, leading to a denial of service DoS for the affected application...

Linux Distros Unpatched Vulnerability : CVE-2026-77037

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - multer is a middleware for handling multipart/form-data in Node.js. In version 2.2.0, when a disk-backed upload is aborted or truncated before the write stream...

DEBIAN-CVE-2026-97983

In the Linux kernel, the following vulnerability has been resolved: vduse: return compat ioctl results directly The compat handler handles VDUSEIOTLBGETFD and VDUSEVQGETINFO, but then calls the native handler. Their different command sizes make native dispatch return -ENOIOCTLCMD. For GETFD, this...

GHSA-QFVM-CV95-JQJF multer vulnerable to Denial of Service via file descriptor leak on aborted uploads

Impact A vulnerability in multer 2.2.0 allows an attacker to trigger a Denial of Service DoS by aborting or truncating multipart uploads. When using diskStorage, the destination write stream is not closed if the upload is aborted before it finishes, so each failed request leaks an open file...

EUVD-2026-67928

multer vulnerable to Denial of Service via file descriptor leak on aborted uploads...

multer vulnerable to Denial of Service via file descriptor leak on aborted uploads

Impact A vulnerability in multer 2.2.0 allows an attacker to trigger a Denial of Service DoS by aborting or truncating multipart uploads. When using diskStorage, the destination write stream is not closed if the upload is aborted before it finishes, so each failed request leaks an open file...

NPM: multer vulnerable to Denial of Service via file descriptor leak on aborted uploads

NPM: multer vulnerable to Denial of Service via file descriptor leak on aborted uploads vulnerability discovered by ? in WordPress Npm multer versions 2.2.0...