ligolo-mp

Ligolo-MP : pivoting like a VPN, now with friends! Ligolo-MP is an advanced version of Ligolo-ng, with client-server architecture, enabling pentesters to play with multiple concurrent tunnels collaboratively. It manages all your TUNs automatically, while also providing a clean GUI to track...

rosemary

Rosemary Cross-platform kernel-level pivoting platform over QUIC. No TUN/TAP. No proxychains. No proxy settings. Rosemary transparently intercepts traffic on remote hosts at the kernel level: no proxy settings, no TUN/TAP devices, no proxychains. Agents connect back to the server over QUIC. You...

TUNderflow

TUNderflow CVE-2026-81000 Writeup !WARNING The PoC is provided solely to help defenders, maintainers, and authorized security teams validate patches, mitigations, detections, and exposure on systems they own or are explicitly authorized to test. You are solely responsible for ensuring that your u...

wifitap

wifitap.py --- WiFi injection tool through tun/tap device Cedric Blancher [email protected] http://sid.rstack.org/index.php/Wifitap french http://sid.rstack.org/index.php/WifitapEN english This program is a proof of concept tool allowing WiFi communications using traffic injection. You'll...

Important: Red Hat Security Advisory: kpatch-patch-6_12_0-211_16_1 and kpatch-patch-6_12_0-211_49_1 security update

An update for multiple packages is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

kernel: net: tun: bound receive headroom

A flaw was found in the Linux kernel's TUN/TAP driver. An integer underflow vulnerability exists in the tungetuser function when processing oversized headroom requests. This can occur if Open vSwitch OVS propagates an excessively large headroom request to the TUN or TAP device. Successful...

CVE-2026-81000

⚡ CVE-2026-81000 - TUNderflow Linux Kernel TUN/TAP Receive Headroom Memory Corruption A Linux kernel memory-corruption vulnerability in the TUN/TAP networking subsystem , caused by insufficient bounds on receive headroom and an integer underflow in the packet allocation path. ⚠️ Disclaimer This...

kernel: net: tun: bound receive headroom

A flaw was found in the Linux kernel's TUN/TAP driver. An integer underflow vulnerability exists in the tungetuser function when processing oversized headroom requests. This can occur if Open vSwitch OVS propagates an excessively large headroom request to the TUN or TAP device. Successful...

kernel: net: tun: bound receive headroom

A flaw was found in the Linux kernel's TUN/TAP driver. An integer underflow vulnerability exists in the tungetuser function when processing oversized headroom requests. This can occur if Open vSwitch OVS propagates an excessively large headroom request to the TUN or TAP device. Successful...

Important: Red Hat Security Advisory: kpatch-patch-5_14_0-570_116_1, kpatch-patch-5_14_0-570_135_1, kpatch-patch-5_14_0-570_39_1, kpatch-patch-5_14_0-570_66_1, and kpatch-patch-5_14_0-570_94_1 security update

An update for multiple packages is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

kernel: net: tun: bound receive headroom

A flaw was found in the Linux kernel's TUN/TAP driver. An integer underflow vulnerability exists in the tungetuser function when processing oversized headroom requests. This can occur if Open vSwitch OVS propagates an excessively large headroom request to the TUN or TAP device. Successful...

Important: Red Hat Security Advisory: kpatch-patch-5_14_0-427_100_1, kpatch-patch-5_14_0-427_113_1, kpatch-patch-5_14_0-427_126_1, kpatch-patch-5_14_0-427_146_1, and kpatch-patch-5_14_0-427_84_1 security update

An update for multiple packages is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

kernel: net: tun: bound receive headroom

A flaw was found in the Linux kernel's TUN/TAP driver. An integer underflow vulnerability exists in the tungetuser function when processing oversized headroom requests. This can occur if Open vSwitch OVS propagates an excessively large headroom request to the TUN or TAP device. Successful...

Important: Red Hat Security Advisory: kpatch-patch-5_14_0-687_10_1 and kpatch-patch-5_14_0-687_42_1 security update

An update for multiple packages is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

RHEL 9 : kpatch-patch-5_14_0-687_10_1 and kpatch-patch-5_14_0-687_42_1 (RHSA-2026:96093)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:96093 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...

CVE-2026-99281

In the Linux kernel, the following vulnerability has been resolved: tun: Require CAPNETADMIN to attach to an ownerless device Twenty years ago I made creating a tuntap device require CAPNETADMIN in commit ca6bb5d7ab22 "NET: Require CAPNETADMIN to create tuntap devices." The idea was to allow the...

UBUNTU-CVE-2026-99281

In the Linux kernel, the following vulnerability has been resolved: tun: Require CAPNETADMIN to attach to an ownerless device Twenty years ago I made creating a tuntap device require CAPNETADMIN in commit ca6bb5d7ab22 "NET: Require CAPNETADMIN to create tuntap devices." The idea was to allow the...

Unbreakable Enterprise kernel security update

5.4.17-2136.361.4.1 - iommu/amd: Force device table to maximum size Suravee Suthikulpanit Orabug: 40172712 CVE-2024-21963 - x86/microcode/AMD: Increase PATCHMAXSIZE for Family 1Ah Saeed Mirzamohammadi Orabug: 40172712 5.4.17-2136.361.4 - vhost-scsi: zero misaligned I/O bounce pages Shubham Antil...

CVE-2026-99281

A flaw was found in the Linux kernel's TUN/TAP virtual network device driver. Persistent network devices created without an assigned owner or group failed to enforce administrative privilege checks when users attached to them. A local unprivileged attacker could exploit this vulnerability by...

DEBIAN-CVE-2026-99281

In the Linux kernel, the following vulnerability has been resolved: tun: Require CAPNETADMIN to attach to an ownerless device Twenty years ago I made creating a tuntap device require CAPNETADMIN in commit ca6bb5d7ab22 "NET: Require CAPNETADMIN to create tuntap devices." The idea was to allow the...