CVE-2026-64600-Refluxfs-PoC

RefluXFS CVE-2026-64600 PoC This repo contains a PoC of the recently discovered race condition vulnerability affecting COW on XFS reported by the excellent Qualys Security Team. 1 2 PoC info Handwritten based off of the excellent analysis in the Qualys advisory. Rewrites the first 4KB of the...

CVE-2025-6018-CVE-2025-6019-Privilege-Escalation-Exploit

CVE-2025-6018 + CVE-2025-6019 Privilege Escalation Guide 📋 Quick Exploitation Steps Step 1: Prepare XFS Image Local Machine root@kitploit: Create 300MB XFS image dd if=/dev/zero of=xfs.image bs=1M count=300 mkfs.xfs -f xfs.image Mount and install SUID bash mkdir mnt sudo mount -t xfs xfs.image mn...

CVE-2025-6019

CVE-2025-6019 Proof of Concept PoC This repository contains a Proof of Concept PoC script for CVE-2025-6019 , a Local Privilege Escalation LPE vulnerability in libblockdev and udisks. The script creates an XFS filesystem image with an SUID bash binary and exploits the vulnerability to mount it...

CVE-2025-6019_Exploit

CVE-2025-6019Exploit Step 1: Run 1.sh on a Linux device to build xfs.image Step 2: Transfer xfs.image to the target device and execute 2.sh. Success is indicated as shown below: root@kitploit: neko@aosc-neko205 tmp $ bash 2.sh 当前用户: neko uid=1000neko gid=1001neko...

CVE-2025-6019-udisks-lpe-no-image

CVE-2025-6019-udisks-lpe-no-image Script-only privilege escalation chain using CVE-2025-6019 and UDisks2 no filesystem image included. Credits, Context & Exploit Chain This repository does not introduce a new vulnerability. The privilege-escalation technique implemented here is fully based on...

Linux Distros Unpatched Vulnerability : CVE-2026-80804

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfs: restore nofs context unconditionally in xfstransroll When xfstranscommit fails in xfstransroll, the NOFS context is cleared but only restored in the succe...

CVE-2025-6018-and-CVE-2025-6019-Privilege-Escalation

CVE-2025-6018-y-CVE-2025-6019-Escalada-de-Privilegios Esta es solo una nota rápida sobre cómo explotar estas vulnerabilidades para obtener acceso root. Comience utilizando esta herramienta en la máquina atacante: https://raw.githubusercontent.com/ibrahmsql/CVE-2025-6018/refs/heads/main/CVE-202...

SUSE CVE-2026-80804

In the Linux kernel, the following vulnerability has been resolved: xfs: restore nofs context unconditionally in xfstransroll When xfstranscommit fails in xfstransroll, the NOFS context is cleared but only restored in the success path. This leaves the error path without nofs protection, causing a...

CVE-2026-80820 xfs: don't livelock in scrub on a circular unlinked list

In the Linux kernel, the following vulnerability has been resolved: xfs: don't livelock in scrub on a circular unlinked list LOLLM points out that online fsck can livelock if an unlinked inode list contains a loop. Use a bitmap to detect cycles...

EUVD-2026-71240

In the Linux kernel, the following vulnerability has been resolved: xfs: validate attr entry pointer before field access xfsattr3leafverifyentry accesses lentry/rentry fields namelen, valuelen before checking if the entry pointer itself is within bounds. If nameidx is crafted to point near the en...

CVE-2026-80805

In the Linux kernel, the following vulnerability has been resolved: xfs: validate attr entry pointer before field access xfsattr3leafverifyentry accesses lentry/rentry fields namelen, valuelen before checking if the entry pointer itself is within bounds. If nameidx is crafted to point near the en...

EUVD-2026-71239

In the Linux kernel, the following vulnerability has been resolved: xfs: restore nofs context unconditionally in xfstransroll When xfstranscommit fails in xfstransroll, the NOFS context is cleared but only restored in the success path. This leaves the error path without nofs protection, causing a...

CVE-2026-80804

In the Linux kernel, the following vulnerability has been resolved: xfs: restore nofs context unconditionally in xfstransroll When xfstranscommit fails in xfstransroll, the NOFS context is cleared but only restored in the success path. This leaves the error path without nofs protection, causing a...

Linux Distros Unpatched Vulnerability : CVE-2026-80805

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfs: validate attr entry pointer before field access xfsattr3leafverifyentry accesses lentry/rentry fields namelen, valuelen before checking if the entry pointe...

EUVD-2026-66449

In the Linux kernel, the following vulnerability has been resolved: xfs: fix ilock leak on error in xfsdqgetnextid xfsdqgetnextid takes the quota inode ILOCK before calling xfsireadextents. If xfsireadextents fails, the function returns immediately without releasing the lock, leaking the quota...

EUVD-2026-66445

In the Linux kernel, the following vulnerability has been resolved: xfs: fix exchange-range reflink flag clearing issue with INO1WRITTEN When exchanging two full-file ranges, xmicanexchangereflinkflags can move the reflink inode flag from the file that currently has it to the other file, as long ...

EUVD-2026-66453

In the Linux kernel, the following vulnerability has been resolved: xfs: propagate errors from xfsrtginodeload xfsrtginodeensure treats every xfsrtginodeload error other than -ENOENT as success. This can leave the realtime group inode unset after an I/O, allocation, or corruption error. Growfs th...

CVE-2026-80529

A flaw was found in the Linux kernel's XFS filesystem. During dquot recovery, the xlogrecoverdquotcommitpass2 function fails to correctly propagate verification errors. This allows a corrupt quota buffer to be written back to disk, potentially leading to data corruption within the XFS filesystem...

CVE-2026-80530

A flaw was found in the Linux kernel's XFS filesystem. When performing file range exchanges with the XFSEXCHMAPSINO1WRITTEN flag set, the reflink flag can be prematurely cleared from an inode that still manages shared written data. This can lead to data corruption between files that share data...

CVE-2026-80533

A flaw was found in the Linux kernel's XFS filesystem. This vulnerability occurs during the Allocation Group Information AGI repair process, specifically in the xrepiunlinkwalkondiskbucket function. If the buffer verifier fails, a null pointer dereference can occur when attempting to rebuild...