CVE-2026-98442 net/sched: act_ct: fix helper UAF due to extensions realloc

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport - nfctexpectinsert -...

CVE-2026-98442

The Linux kernel contains a Use-After-Free (UAF) vulnerability within the net/sched: act_ct component. The issue occurs because a raw pointer to the extensions area is inserted into the expectations list during the nf_ct_helper() call sequence. If a connection is not yet confirmed, subsequent *_e...

CVE-2026-98441 net/sched: act_ct: avoid modifying shared unconfirmed ct entry

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up processing both again but with different sets of extensions. The series of events: 1. The...

CVE-2026-98441 net/sched: act_ct: avoid modifying shared unconfirmed ct entry

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up processing both again but with different sets of extensions. The series of events: 1. The...

EUVD-2026-103681

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up processing both again but with different sets of extensions. The series of events: 1. The...

CVE-2026-98441

The Linux kernel contains a vulnerability in the net/sched: act_ct component where cloning an skb with an unconfirmed conntrack (ct) entry can lead to a Use-After-Free (UAF) . This occurs because the first clone may wire up an extension pointer into the expectation list, but if it loses confirmat...

EUVD-2026-103680

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Delay freeing of shadow S2 structures until VM destruction We free the shadow S2 structures from kvmarchflushshadowall, which is a Bad Ideatm. Freeing the page tables is fair game this is what this callback is for...

linux-4.19.72_CVE-2022-42896

Linux kernel There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use make htmldocs or make pdfdocs. The formatted documentatio...

DirtyCred

DirtyCred: Escalating Privilege in Linux Kernel DirtyCred is a kernel exploitation concept that swaps unprivileged kernel credentials with privileged ones to escalate privilege. Instead of overwriting any critical data fields on kernel heap, DirtyCred abuses the heap memory reuse mechanism to get...

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...

Security update for the Linux Kernel (Live Patch 44 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.176 fixes various security issues: The following security issues were fixed: CVE-2026-53131: netfilter: require Ethernet MAC header before using ethhdr bsc1269775. CVE-2026-63794: KVM: SVM: Fix page overflow in sevdbgcrypt for...

CVE-2011-3368

CVE-2011-3368 PoC Exploit. cve-2011-3368 Install: git clone https://github.com/colorblindpentester/CVE-2011-3368 cd CVE-2011-3368 python2 CVE-2011-3368.py Tested on: OS X macos Parrot OS Kali linux...

mass-bruter

Mass Bruter Mass bruteforce network protocols Info Simple POC to quickly mass bruteforce common services in a large scale of network. It will check for default credentials on ftp, ssh, mysql, mssql...etc. This was made for authorized penetration testing purpose only. How it works 1. Use...

linux-4.19.72_CVE-2019-19447

This repository does not have a README...

CVE-2022-0995

CVE-2022-0995 Exploit for CVE-2022-0995. Uses a heap out-of-bounds write in the watchqueue component of the Linux kernel. A similar technique is described in this research https://google.github.io/security-research/pocs/linux/cve-2021-22555/writeup.html. The exploit has been tested on Ubuntu 21.1...

cve-2021-3490-ebpf-analysis

cve-2021-3490-ebpf-analysis Research implementation demonstrating interaction with Linux eBPF subsystem related to CVE-2021-3490. Includes BPF map creation, syscall wrappers, namespace setup, and verifier analysis. For educational and security research purposes only. CVE-2021-3490 – eBPF Verifier...

EUVD-2026-103678

In the Linux kernel, the following vulnerability has been resolved: smb/server: cancel async requests when closing connection An async request may still be waiting when a connection is closed. This can stop the connection from closing. Cancel active async requests before waiting for them to finis...

CVE-2026-98439 smb/server: cancel async requests when closing connection

In the Linux kernel, the following vulnerability has been resolved: smb/server: cancel async requests when closing connection An async request may still be waiting when a connection is closed. This can stop the connection from closing. Cancel active async requests before waiting for them to finis...

CVE-2026-98439

The Linux kernel contains a vulnerability in the smb/server component where an async request might still be pending when a connection is closed. This issue can prevent the connection from closing properly. The vulnerability is resolved by canceling active async requests before waiting for them to...

CVE-2026-98439 smb/server: cancel async requests when closing connection

In the Linux kernel, the following vulnerability has been resolved: smb/server: cancel async requests when closing connection An async request may still be waiting when a connection is closed. This can stop the connection from closing. Cancel active async requests before waiting for them to finis...