cve-2024-1086-writeup

CVE-2024-1086 Root Cause & Exploitation Target kernels: Linux 6.8 netfilter nftables Novel angle: Logic confusion in nftverdictinit causes refcount double-free, exploitable via heap spray to arbitrary memory write. Table of Contents 1. Background — netfilter / nftables overview 2. Root Cause...

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 root@kitploit: Welcome to the CVE-2016-0728 testbed...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053251)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053251 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftflowoffload: reset dst in route object after setting up flow dst is transferred to...

Unity Linux 20.1050e / 20.1060e Security Update: kernel (UTSA-2026-085343)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-085343 advisory. In the Linux kernel, the following vulnerability has been resolved: nfsd: under NFSv4.1, fix double svcxprtput on rpccreate failure On error situation...

AZL-99678 CVE-2026-80808 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: ext4: stop retrying saturated xattr cache entries ext4xattrblockset retries when a cache entry selected for reuse has a saturated reference count after taking the buffer lock. The retry returns to the mbcache lookup without makin...

CVE-2026-80808 ext4: stop retrying saturated xattr cache entries

In the Linux kernel, the following vulnerability has been resolved: ext4: stop retrying saturated xattr cache entries ext4xattrblockset retries when a cache entry selected for reuse has a saturated reference count after taking the buffer lock. The retry returns to the mbcache lookup without makin...

CVE-2023-20938-poc

CVE-2023-20938 — Escalada de privilegios UAF en binder de Android Una prueba de concepto de escalada de privilegios local para CVE-2023-20938 , un uso después de liberación use-after-free en el driver binder de Android. Desde un shell sin privilegios obtiene uid 0 y establece SELinux a permisivo ...

CVE-2025-21756

CVE-2025-21756 — Exploitation Lab For educational and authorized security research purposes only. Description CVE-2025-21756 is a use-after-free UAF vulnerability in the Linux kernel's vsock Virtual Socket subsystem, disclosed on February 26, 2025. It allows a local attacker to escalate privilege...

PinTheft-go

pintheft-go Go port of pintheft - RDS zcopy double-free LPE. Member of the Dirty Frag vulnerability class. !IMPORTANT Arch Linux is one of the most exposed distributions for this vulnerability, as it is among the few where the RDS module can typically be loaded by default. How it works tl;dr The...

CVE-2026-80638

A flaw was found in the ocfs2 component of the Linux kernel. When a user unlinks a refcounted file whose refcount tree has leaf blocks, an out-of-bounds write occurs within the ocfs2removerefcountextent function. This happens because a memset operation writes past the intended memory boundary due...

Linux Distros Unpatched Vulnerability : CVE-2026-80638

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to ...

SUSE CVE-2026-80692

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hciconnectacl/lesync callbacks There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that...

CVE-2026-80692

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hciconnectacl/lesync callbacks There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that...

AZL-98084 CVE-2026-80692 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hciconnectacl/lesync callbacks There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that...

CVE-2026-80642

In the Linux kernel, the following vulnerability has been resolved: liveupdate: Reference count incoming FLB data Increment the incoming FLB refcount in liveupdateflbgetincoming so that the FLB structure cannot be freed while the caller is actively using it. Add an additional...

CVE-2026-80638

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

CVE-2026-80683

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: give the socket its own scoconn reference scoconndel drops a reference it does not own. It takes one transient reference via scoconnholdunlesszero and releases it with the scoconnput that follows scosockhold; the...

UBUNTU-CVE-2026-80642

In the Linux kernel, the following vulnerability has been resolved: liveupdate: Reference count incoming FLB data Increment the incoming FLB refcount in liveupdateflbgetincoming so that the FLB structure cannot be freed while the caller is actively using it. Add an additional...

CVE-2026-80638

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

CVE-2026-80692

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hciconnectacl/lesync callbacks There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that...