cve-2015-3456

Experiments related to CVE-2015-3456 There is: exploit/ is an "exploit" it just crashes QEMU. mock/ contains a stripped down version of QEMU. Only the vulnerability remains. patch/ contains a program to patch a running instance of QEMU. The main point is to not need debug symbols, nor the origina...

S-V-Project-Implementation-of-CVE-2015-3256

CVE-2015-3456 VENOM — QEMU Crash PoC and Analysis This repository contains a reproducible crash/DoS proof-of-concept for CVE-2015-3456 "VENOM" using a vulnerable version of QEMU v2.3.0. The project demonstrates: Guest-controlled writes to the virtual floppy disk controller FDC Triggering the...

TinyXPB

TinyXPB REQUIREMENTS: A Virtual Machine or Bochs running XP SP3 XP SP0 will not work, other versions may USAGE: 1. run build.bat 2. copy floppy.img to wherever you wish to use it 3. set virtual machine / bochs to boot from floppy.img 4. Boot! EXECUTABLES: Tools\MakeImage\imagefs.exe - Commandline...

CVE-2018-7273

include include include include include include include include include include static int driveselectorint head return head 2; void fdrecalibrateint fd struct floppyrawcmd rawcmd; int tmp; rawcmd.flags = FDRAWINTR; rawcmd.cmdcount = 2; // set up the command rawcmd.cmdrawcmd.cmdcount++ = 0x07;...

kernel: Fix of 9 CVEs

mISDN: fix use-after-free bugs in l1oip timer handlers CVE-2022-3565 - media: rc: Fix use-after-free bugs caused by enetxirqsim CVE-2023-1118 - Bluetooth: btsdio: fix use after free bug in btsdioremove due to unfinished work CVE-2023-1989 - proc: procskipspaces shouldn't think it is working on C...

Astra Linux – Vulnerability in Qemu

A NULL pointer dereference flaw was discovered in the floppy disk emulator of QEMU. This issue occurs when processing read/write ioport commands, especially if the selected floppy drive is not initialized using a block device. This flaw allows a privileged guest user to crash the QEMU process on...

Astra Linux – Vulnerability in Qemu

A heap buffer overflow was discovered in the floppy disk emulator of QEMU up to version 6.0.0 inclusive. This issue could occur in the fdctrltransferhandler function in the hw/block/fdc.c file, during the processing of DMA read data transfers from the floppy drive to the guest system. A privilege...

Astra Linux – Vulnerability in Linux, Linux 5.10

The drivers/block/floppy.c file in the Linux kernel before version 5.17.6 is vulnerable to a denial-of-service attack due to a concurrency issue after deallocating rawcmd in the rawcmdioctl function...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010728)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010728 advisory. drivers/block/floppy.c in the Linux kernel before 5.17.6 is vulnerable to a denial of service, because of a concurrency use-after-free flaw after deallocating rawcmd...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013306)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013306 advisory. drivers/block/floppy.c in the Linux kernel before 5.17.6 is vulnerable to a denial of service, because of a concurrency use-after-free flaw after deallocating rawcmd...

Linux kernel Block Device Heap Buffer Overflow DoS

The vulnerability of the dofloppyinit function in the drivers/block/floppy.c module of the Linux kernel’s block devices driver is related to improper memory release. Exploiting this vulnerability could allow an attacker to cause a service failure...

MiracleLinux 4 : kernel-2.6.32-431.20.3.el6 (AXSA:2014-454:03)

The remote MiracleLinux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2014-454:03 advisory. The kernel package contains the Linux kernel vmlinuz, the core of any Linux operating system. The kernel handles the basic functions of the operating...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004717)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004717 advisory. An issue was discovered in the Linux kernel 3.16 through 5.5.6. setfdc in drivers/block/floppy.c leads to a waittilready out-of-bounds read because the FDC index is...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003714)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003714 advisory. In the Linux kernel before 5.2.3, setgeometry in drivers/block/floppy.c does not validate the sect and head fields, as demonstrated by an integer overflow and...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004611)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004611 advisory. A race condition was found in the Linux kernels implementation of the floppy disk drive controller driver software. The impact of this issue is lessened by the fact...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003661)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003661 advisory. In the Linux kernel before 5.2.3, drivers/block/floppy.c allows a denial of service by setupformatparams division-by-zero. Two consecutive ioctls can trigger the bug...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001319)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001319 advisory. An issue was discovered in the Linux kernel 3.16 through 5.5.6. setfdc in drivers/block/floppy.c leads to a waittilready out-of-bounds read because the FDC index is...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003579)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003579 advisory. In the Linux kernel before 5.2.3, drivers/block/floppy.c allows a denial of service by setupformatparams division-by-zero. Two consecutive ioctls can trigger the bug...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004159)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004159 advisory. A race condition was found in the Linux kernels implementation of the floppy disk drive controller driver software. The impact of this issue is lessened by the fact...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001607)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001607 advisory. In the Linux kernel through 4.15.4, the floppy driver reveals the addresses of kernel functions and global variables using printk calls within the function showflopp...