fastjson-jsontype-rce-lab

Laboratorio y detección de la cadena remota JAR/FD de @JSONType de Fastjson Este repositorio conserva ahora dos líneas de investigación distintas de Fastjson: modern-fd/ es la reconstrucción recomendada, solo con marcador , de la cadena remota JAR/descriptor-de-archivo de Fastjson 1.2.83 en un so...

CVE-2024-21626-old-docker-versions

Vulnerabilidad de escape de contenedor en componentes antiguos de runc CVE-2024-21626 Durante mi análisis sobre CVE-2024-21626 encontré que otros componentes antiguos de Docker son vulnerables a fuga de fd que no se menciona en el aviso de seguridad GHSA-xr7r-f8xq-vfvv. Lea mi artículo completo...

CVE-2024-21626-runcPOC

Reproducción de la vulnerabilidad CVE-2024-21626 Vulnerabilidad de escape de docker runc 1. Introducción a la vulnerabilidad Nombre de la vulnerabilidad| Vulnerabilidad de escape de docker runc ---|--- ID de vulnerabilidad| CVE-2024-21626 Fecha de divulgación| 2024-01-31 Característica| /...

cve-2024-21626

CVE-2024-21626 Resumen Este repositorio contiene ejemplos de código de una aplicación vulnerable a CVE-2024-21626, así como un gadget eBPF para detectar intentos de explotación. Este repositorio fue creado como parte de este blog post. El programa gadget utilizado para detectar esta vulnerabilida...

CVE-2022-2602-Kernel-Exploit

CVE-2022-2602-Kernel-Exploit Details https://blog.hacktivesecurity.com/index.php/2022/12/21/cve-2022-2602-dirtycred-file-exploitation-applied-on-an-iouring-uaf/ TL;DR The vulnerability is an Use-After-Free that impacts the registered file descriptor functionality in the iouring subsystem. It's...

CVE-2024-21626-POC

CVE-2024-21626-POC Instrucciones de uso Solo para fines educativos/de investigación. Cualquier comportamiento no relacionado con la educación/investigación es bajo su propio riesgo. Uso root@kitploit: docker build . -t cve-2024-21626 docker run -it --rm cve-2024-21626 bash /poc.sh 另起一个terminal...

public-passwd

!WARNING Úsalo solo en sistemas que poseas o tengas autorización para probar. Se recomienda mantener una shell de root abierta si no podrás reiniciar el sistema en caso de fallo, ya que podrías no ser capaz de limpiar el caché de páginas de /etc/shadow sin root. public-passwd Usa CVE-2026-46333 y...

ptrace_may_dream

ptracemaydream CVE-2026-46333 Local privilege escalation exploit for the ptracemayaccess mm=NULL race condition in pidfdgetfd2. When a process is dying and its mm has already been released, the kernel skips the ptrace access check entirely. By racing pidfdgetfd against process exit, an unprivileg...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: The exposure of the anonymous file descriptor is deferred until after copytouser succeeds. After installing the anonymous file descriptor, we can now see it in userland and close it. However, at this point we may not...

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 2.32. There is a heap-based buffer over-read in bfddoprnt in bfd.c, due to elfobjectp in elfcode.h mishandling an eshstrndx section of type SHTGROUP by omitting a trailing \0...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Remove dangling pointers When an async control is written, we copy a pointer to the file handle that initiated the operation. That pointer will be used when the device is completed—which could happen at any time ...

docker_lightman_exploit

Docker Lightman Exploit Docker CVE-2022-37708. This exploit relies on how the UNIX filesystem has UID and GID on files that Docker shares between the Host running the Docker and the Client being run within the Docker as well as relies on the nature of how Process ID ownership works. The Problem i...

CVE-2024-21626-POC

CVE-2024-21626-POC Instrucciones de uso Solo para uso educativo/investigativo, cualquier acción no relacionada con educación/investigación conlleva riesgos bajo su propia responsabilidad. Uso root@kitploit: docker build . -t cve-2024-21626 docker run -it --rm cve-2024-21626 bash /poc.sh...

CVE-2025-1974

Exploit para Ingress NGINX - IngressNightmare Este proyecto proporciona un exploit dirigido a vulnerabilidades críticas de ejecución remota de código RCE no autenticada en el Ingress NGINX Controller para Kubernetes, conocidas colectivamente como IngressNightmare. En la investigación original, el...

[SECURITY] Fedora 45 Update: libevent-2.1.13-1.fc45

The libevent API provides a mechanism to execute a callback function when a specific event occurs on a file descriptor or after a timeout has been reached. libevent is meant to replace the asynchronous event loop found in event driven network servers. An application just needs to call eventdispat...

[SECURITY] Fedora 43 Update: libevent-2.1.13-1.fc43

The libevent API provides a mechanism to execute a callback function when a specific event occurs on a file descriptor or after a timeout has been reached. libevent is meant to replace the asynchronous event loop found in event driven network servers. An application just needs to call eventdispat...

cve-2024-21626-runc-1.1.11-escape

CVE-2024-21626 - runc Leaky Vessels Resumen Campo| Detalle ---|--- CVE| CVE-2024-21626 Componente afectado| runc ≤ 1.1.11 Clase de vulnerabilidad| Escape de contenedor mediante fuga de descriptor de archivo Apodo| Leaky Vessels Causa raíz runc filtra un descriptor de archivo interno típicamente...

CVE-2024-21626-PoC

CVE-2024-21626 Causa raíz & Prueba de código ¿Cómo usar poc-autoplay? root@kitploit: make install make uninstall 1. Causa raíz En versiones de runc v1.1.11 e inferiores, al abrir el directorio /sys/fs/cgroup del host para configurar cgroups, se dejaba ese descriptor de archivo abierto sin cerrar...

UBUNTU-CVE-2026-88265

A flaw was found in crun. After pivotroot, reopening /dev/null for stdio can follow a symlink and attach a host file to container stdio, then change that file's ownership. Affected versions are crun 1.29.1 and earlier. Default configurations that mount a fresh /dev are not exposed. No fixed relea...

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...