CVE-2026-31431-CopyFail-Universal-LPE

CVE-2026-31431 "Copy Fail" — Exploit LPE Universal Escritura arbitraria de 4 bytes en la caché de páginas del kernel de Linux → Escalada de privilegios local Múltiples enfoques de explotación: sobrescritura dinámica del punto de entrada ELF, reemplazo completo del binario, compatible con Python 3...

CVE-2026-31431-Linux-Copy-Fail

CVE-2026-31431 - Exploit Copy-Fail de Linux Rust Una implementación en Rust de un exploit de escalada de privilegios local para CVE-2026-31431 Copy-Fail. Permite ejecutar shellcode personalizado como Meterpreter Introducción Xint reveló CVE-2026-31431, una vulnerabilidad de escritura arbitraria e...

Copy-Fail-CVE-2026-31431

Copy-Fail-CVE-2026-31431 Una reproducción de exploit de prueba de concepto de la vulnerabilidad del kernel de Linux CVE-2026-31431 , también conocida como Copy Fail. Créditos a: Copy Fail Sistemas Afectados Versiones del kernel de Linux 4.14 y posteriores La mayoría de las distribuciones...

IoRingReadWritePrimitive

IoRingReadWritePrimitive Técnica de post-explotación para convertir la escritura/incremento arbitrario del kernel en una primitiva completa de lectura/escritura en Windows 11 22H2+ Este PoC utiliza el HackSysExtremeVulnerableDriver. El PoC admite tanto escritura arbitraria como incremento...

cve-2024-1086-writeup

CVE-2024-1086 Causa Raíz y Explotación Kernels objetivo: Linux 6.8 netfilter nftables Ángulo novedoso: Confusión lógica en nftverdictinit provoca un double-free de refcount, explotable mediante heap spray para escritura arbitraria de memoria. Tabla de contenidos 1. Antecedentes — visión general d...

Rocky Linux 10.1 [CIQ] Security Update: podman / podman-debuginfo / podman-debugsource / podman-docker / etc (crlsa-2025_21220)

The Rocky Linux 10.1 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202521220 advisory. runc: container escape and denial of service due to arbitrary write gadgets and procfs write redirects CVE-2025-52881 Tenable has extracted the preceding...

Rocky Linux 8 [CIQ] Security Update: aardvark-dns / buildah / buildah-debuginfo / buildah-debugsource / etc (crlsa-2025_23543)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202523543 advisory. runc: container escape and denial of service due to arbitrary write gadgets and procfs write redirects CVE-2025-52881 Tenable has extracted the preceding descripti...

Rocky Linux 9 [CIQ] Security Update: podman / podman-debuginfo / podman-debugsource / podman-docker / etc (crlsa-2025_21702)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202521702 advisory. runc: container escape and denial of service due to arbitrary write gadgets and procfs write redirects CVE-2025-52881 Tenable has extracted the preceding descripti...

HITCON-2023-Demo-CVE-2023-20562

HITCON 2023 Demo CVE-2023-20562 Descripción Esta demostración tuvo lugar en HITCON 2023 en Taiwán. La demo destaca la explotación de AMDCpuProfiler.sys dentro de AMD μProf. Al provocar una escritura arbitraria en el token EPROCESS, se logra una escalada de privilegios al nivel SYSTEM. Deshabilita...

CVE-2026-54520

CVE-2026-54520 El path traversal en el paso de archivos del flujo de trabajo de ai-agent-automation permitía la lectura/escritura fuera del directorio esperado. Aviso principal: GHSA-cm8g-8jfq-887p Crédito al investigador: @chaitanyagarware De un vistazo Campo| Valor ---|--- CVE| CVE-2026-54520...

CVE-2026-97024

A path traversal vulnerability exists in Flatpak 's handling of the files/etc directory during app deployment. A malicious Flatpak app can exploit this to empty or replace critical host system files—such as passwd , group , machine-id , or resolv.conf —with a symlink. In system-wide installations...

CVE-2026-97024 Flatpak: flatpak: arbitrary write in root context via path traversal in deploy directory files/etc

A path traversal vulnerability in Flatpak's handling of the files/etc directory during app deployment allows a malicious Flatpak app to cause certain host system files such as passwd, group, machine-id, or resolv.conf to be emptied or replaced with a symlink when the app is installed or upgraded...

CVE-2026-97024 Flatpak: flatpak: arbitrary write in root context via path traversal in deploy directory files/etc

A path traversal vulnerability in Flatpak's handling of the files/etc directory during app deployment allows a malicious Flatpak app to cause certain host system files such as passwd, group, machine-id, or resolv.conf to be emptied or replaced with a symlink when the app is installed or upgraded...

Amazon Linux 2 : flatpak (ALAS-2026-3959)

The version of flatpak installed on the remote host is prior to 1.0.9-10. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3959 advisory. In Flatpak before 1.18.1, a malicious sandboxed app can obtain arbitrary read and write access to files on the host, whic...

CVE-2026-100838

Contrast is a confidential-computing runtime for Kubernetes. In versions before 1.19.1, the Kata agent policies generated by the Contrast CLI contained a flaw in the CopyFile verification that allowed arbitrary writes to the guest root filesystem. A malicious process on the untrusted host able to...

EUVD-2026-87850

Contrast is a confidential-computing runtime for Kubernetes. In versions before 1.19.1, the Kata agent policies generated by the Contrast CLI contained a flaw in the CopyFile verification that allowed arbitrary writes to the guest root filesystem. A malicious process on the untrusted host able to...

CVE-2026-100838 Contrast before 1.19.1 CopyFile Policy Symlink Subversion

Contrast is a confidential-computing runtime for Kubernetes. In versions before 1.19.1, the Kata agent policies generated by the Contrast CLI contained a flaw in the CopyFile verification that allowed arbitrary writes to the guest root filesystem. A malicious process on the untrusted host able to...

CVE-2026-100838

The Contrast confidential-computing runtime for Kubernetes (versions before 1.19.1 ) contains a flaw in the CopyFile verification of policies generated by the Contrast CLI. This vulnerability allows a malicious process on an untrusted host, capable of connecting to the Kata agent VSOCK , to issue...

CVE-2026-100838 Contrast before 1.19.1 CopyFile Policy Symlink Subversion

Contrast is a confidential-computing runtime for Kubernetes. In versions before 1.19.1, the Kata agent policies generated by the Contrast CLI contained a flaw in the CopyFile verification that allowed arbitrary writes to the guest root filesystem. A malicious process on the untrusted host able to...

CVE-2026-100625: Unintended Proxy or Intermediary

Capgo capgo.app exposes a native build TUS upload proxy supabase/functions/backend/public/build/upload.ts that authorizes a caller against a single build job identified by the supplied builderjobid and validates only that job's stored uploadpath, but then forwards the user-controlled TUS resource...