Hulios

Hulios Hardened Universal Linux Invisibility and Onion System Hulios is an eBPF-powered, transparent Tor VPN gateway for Linux. It secures outbound network traffic by redirecting TCP sockets and DNS queries through an embedded Arti Tor client instance and a localized Hickory-based DNS resolver. B...

container-cve-2021-22555

Reproducer for CVE-2021-22555 as a container First, this rolls in the exploit code from here as a handy pre-built container: https://github.com/google/security-research/tree/master/pocs/linux/cve-2021-22555 Pre-built container: quay.io/cgwalters/cve-2021-22555 Mitigation: seccomp profiles A stron...

cve-2022-0185-crash-poc

Container running cve-2022-0185 crash POC This is a docker container that runs the crash POC from https://www.willsroot.io/2022/01/cve-2022-0185.html. The container runs unprivileged as UID 65534. You can also use docker run -u or set a security context with RunAsUser additionally, all should yie...

firejail

Firejail Firejail is a lightweight security tool intended to protect a Linux system by setting up a restricted environment for running potentially untrusted applications. More specifically, it is an SUID sandbox program that reduces the risk of security breaches by using Linux namespaces,...

Z-Jail

Z-Jail Multi-layer sandbox for native code execution on Linux. Seven independent defence layers — no external dependencies, 73 KiB PIE binary. ┌──────────────────────────────────────────────────────┐ │ Z-Jail │ ├──────────────────────────────────────────────────────┤ │ Truthimatics PV...

seccomp-tools

Seccomp Tools Powerful tools for seccomp analysis. This project is aimed primarily but not exclusively at analyzing seccomp sandboxes in CTF pwn challenges. Some features are CTF-specific, but they're just as useful for analyzing real-world seccomp filters. Features Dump - Automatically dumps...

kafel

WHAT IS IT? Kafel is a language and library for specifying syscall filtering policies. The policies are compiled into BPF code that can be used with seccomp-filter. This is NOT an official Google product. Usage With verbose error reporting struct sockfprog prog; kafelctxtt ctxt = kafelctxtcreate;...

cargo-fuzz

cargo fuzz Acargo subcommand for fuzzing with libFuzzer! Easy to use! Installation $ cargo install cargo-fuzz Note: libFuzzer needs LLVM sanitizer support, so this only works on x86-64 and Aarch64, and only on Unix-like operating systems not Windows. This also needs a nightly compiler since it us...

seccomp-tools

Seccomp Tools seccomp 解析のための強力なツール群です。 このプロジェクトは主に（ただし排他的ではなく）CTF pwn チャレンジにおける seccomp サンドボックスの解析を目的としています。 一部の機能は CTF 特有のものですが、実世界の seccomp フィルタの解析にも同様に役立ちます。 機能 Dump - 実行ファイルから seccomp BPF を自動的にダンプします。 Disasm - seccomp BPF を人間が読みやすい形式に変換します。 簡易的な逆コンパイルに対応。 可能な限りシステムコール名と引数を表示。 カラフル！ Asm -...

docker_escape_pwn

Escape from Docker using CVE-2017-1000112 and CVE-2017-18344. Including: gaining root privilage get all capbilities namespace recovery filesystem recovery cgroup limitation bypass seccomp bypass...

harden-docker-seccomp

harden-docker-seccomp Idempotent script to block AFALG socket creation for all Docker containers on a host as mitigation for CVE-2026-31431 "Copy Fail". Background CVE-2026-31431 is a local privilege escalation in the Linux kernel's authencesn cryptographic template, present in kernels built...

cve-2026-31431-mitigation

CVE-2026-31431 seccomp Mitigation A lightweight, reversible seccomp-based mitigation for CVE-2026-31431, a local privilege escalation vulnerability in the Linux kernel's algifaead / authencesn crypto subsystem. 中文文档 Vulnerability Overview Type: Local Privilege Escalation LPE Affected Component:...

Rocky Linux 8.6 [CIQ] Security Update: oci-seccomp-bpf-hook / oci-seccomp-bpf-hook-debuginfo / etc (ciqsa-2026_1094)

The Rocky Linux 8.6 host has packages installed that are affected by a vulnerability as referenced in the CIQ ciqsa-20261094 advisory. This advisory aggregates security fixes for the oci-seccomp-bpf-hook SRPM in CIQ LTS 8.6. It addresses 1 CVE: CVE-2024-21626. Tenable has extracted the preceding...

Rocky Linux 8.6 [CIQ] Security Update: oci-seccomp-bpf-hook / oci-seccomp-bpf-hook-debuginfo / etc Multiple Vulnerabilities (ciqsa-2026_0857)

The Rocky Linux 8.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260857 advisory. This advisory aggregates security fixes for the oci-seccomp-bpf-hook SRPM in CIQ LTS 8.6. It addresses 37 CVEs: CVE-2021-36221, CVE-2021-41190,...

Rocky Linux 8.8 [CIQ] Security Update: oci-seccomp-bpf-hook / oci-seccomp-bpf-hook-debuginfo / etc Multiple Vulnerabilities (ciqsa-2026_0800)

The Rocky Linux 8.8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260800 advisory. This advisory aggregates security fixes for the oci-seccomp-bpf-hook SRPM in CIQ LTS 8.8. It addresses 39 CVEs: CVE-2020-10756, CVE-2021-3592,...

Rocky Linux 8.6 [CIQ] Security Update: oci-seccomp-bpf-hook / oci-seccomp-bpf-hook-debuginfo / etc Multiple Vulnerabilities (ciqsa-2026_0122)

The Rocky Linux 8.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260122 advisory. This advisory aggregates security fixes for the oci-seccomp-bpf-hook SRPM in CIQ LTS 8.6. It addresses 33 CVEs: CVE-2018-25091, CVE-2024-34155,...

AlmaLinux 9.2 [TuxCare] Security Update: oci-seccomp-bpf-hook (ALMALINUX9.2:CLSA-2026:1784707996)

The AlmaLinux 9.2 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1784707996 advisory. - When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash...

CVE-2026-92574 Cri-o: cri-o checkpoint restore bypasses destination security context

A vulnerability in CRI-O checkpoint restore allows a user who can create a pod from a malicious checkpointed container to bypass the destination Kubernetes security context. The restored process may retain credentials, Linux capabilities, nonewprivs, and seccomp state from the checkpoint instead ...

Linux Distros Unpatched Vulnerability : CVE-2026-90347

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - arm64: ptrace: Keep 'origx0' in-sync with x0 on syscall entry Commit e057b9477232 arm64: syscall: Ensure saved x0 is kept in-sync with tracer updates attempted ...

Linux Distros Unpatched Vulnerability : CVE-2026-90339

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: powerpc/syscall: Fix syscall skip handling for seccomp and ptrace After enabling GENERICENTR...