CVE-2016-0728

CVE-2016-0728 Seccamp 2017 Assignment The following program exploits a vulnerability present in the Linux kernel versions 3.8 to 4.4. Explain the malfunction that occurs when this program is executed. Also, write an exploit that achieves root privilege escalation by further exploiting this...

sn0int

sn0int sn0int pronounced /snoɪnt/ is a semi-automatic OSINT framework and package manager. It's used by IT security professionals, bug bounty hunters, law enforcement agencies and in security awareness trainings to gather intelligence about a given target or about yourself. sn0int is enumerating...

CVE-2022-34918

CVE-2022-34918 LPE POC Tried incorporating the USMA exploitation idea proposed by 360, not bad. Chinese writeup: CVE-2022-34918 netfilter Analysis Notes Practice of Writing Generic Kernel EXP Based on USMA on CVE-2022-34918 !! For educational / research purposes only. Use at your own risk. !! poc...

mimipenguin

MimiPenguin 2.0 Una herramienta para extraer la contraseña de inicio de sesión del usuario actual de escritorio Linux. Adaptada de la idea detrás de la popular herramienta de Windows mimikatz. Se le asignó CVE-2018-20781 https://vulners.com/cve/CVE-2018-20781. Dato curioso: aún no se ha corregido...

hotpot

Hotpot 🍲 Authy / Google Authenticator for the command line. Hotpot is a simple and secure command-line tool for managing TOTP-based two-factor authentication codes. Hotpot securely stores your 2FA secrets in your system's keyring and generates time-based one-time passwords when you need them. Bui...

cve-2016-0728-testbed

CVE-2016-0728 testbed This repository contains a test program for CVE-2016-0728, a refcount leak and overflow bug in Linux, that leads to a use-after-free. The bug was found and explained by Perception Point. I am not affiliated to them. Usage Welcome to the CVE-2016-0728 testbed sizeofstruct...

CLEANSTART-2026-HX71601 in-memory keyring returned by NewKeyring() silently accepted keys with the ConfirmBeforeUse constraint but never enforced it

Security vulnerability affects the loki package. The in-memory keyring returned by NewKeyring silently accepted keys with the ConfirmBeforeUse constraint but never enforced it...

Linux Distros Unpatched Vulnerability : CVE-2026-93106

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - crashdump: release keyring reference at the correct time restoredmcryptkeystothreadkeyring gets a reference to the user keyring before restoring the saved...

CVE-2026-52727 lxc-ci: Pacman keyring stored in archlinux image with a private key

lxc-ci contains continuous integration and image-build scripts for LXC. Prior to the 2026-05-28 Arch Linux image publication, images built from images/archlinux.yaml retain the same pacman local-signing private key in /etc/pacman.d/gnupg and redistribute it to every container or virtual machine...

CVE-2026-93106

In the Linux kernel, the following vulnerability has been resolved: crashdump: release keyring reference at the correct time restoredmcryptkeystothreadkeyring gets a reference to the user keyring before restoring the saved dm-crypt keys. The same keyring reference is then passed to addkeytokeyrin...

EUVD-2026-82214

In the Linux kernel, the following vulnerability has been resolved: crashdump: release keyring reference at the correct time restoredmcryptkeystothreadkeyring gets a reference to the user keyring before restoring the saved dm-crypt keys. The same keyring reference is then passed to addkeytokeyrin...

CVE-2026-93106

CVE-2026-93106 affects the Linux kernel crash_dump subsystem. The function restore_dm_crypt_keys_to_thread_keyring() passes a keyring reference to add_key_to_keyring() for each saved dm-crypt key, but that function drops the reference on every call . When more than one key is restored, the refere...

CVE-2026-93106 crash_dump: release keyring reference at the correct time

In the Linux kernel, the following vulnerability has been resolved: crashdump: release keyring reference at the correct time restoredmcryptkeystothreadkeyring gets a reference to the user keyring before restoring the saved dm-crypt keys. The same keyring reference is then passed to addkeytokeyrin...

kernel: security/keys: fix missed RCU read section on lookup

A flaw was found in the Linux kernel's keyring code. The assocarrayfind function, used for looking up keys, was called without holding the necessary Read-Copy-Update RCU read lock. This oversight allows for a memory corruption vulnerability, particularly affecting persistent key handling, as the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fscrypt: destroy keyring after securitysbdelete The function fscryptDestroykeyring must be called after all potentially-encrypted inodes have been evicted; otherwise, it cannot safely destroy the keyring. Since inodes that are...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Integrity: Fixed memory leakage in the keyring allocation error path. Keys are allocated in the integrityinitkeyring function. However, if the keyring allocation fails, the allocated keys are not freed, resulting in memory lea...

Astra Linux – Vulnerability in Linux

The Linux kernel up to version 5.8.13 does not properly enforce the Secure Boot Forbidden Signature Database also known as dbx protection mechanism. This issue affects the certs/blacklist.c and certs/systemkeyring.c files...

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

In the Linux kernel, the following vulnerability has been resolved: Keys: Fixed the issue of linking a duplicate key to a keyring’s assocarray. When making a DNS query within the kernel using dnsquery, the request code can, in rare cases, create a duplicate index key in the assocarray of the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ceph: Messages from MDS are dropped when unmounting When unmounting, all dirty buffers will be flushed. After the last osd request is completed, the last reference to icount will be released. Then, the dirty buffers will be flush...

kernel: security/keys: fix missed RCU read section on lookup

A flaw was found in the Linux kernel's keyring code. The assocarrayfind function, used for looking up keys, was called without holding the necessary Read-Copy-Update RCU read lock. This oversight allows for a memory corruption vulnerability, particularly affecting persistent key handling, as the...