Qemu

Qemu

427 Schwachstellen gefunden.

Hinweis: Diese Liste kann unvollständig sein. Daten werden ohne Gewähr im Ursprungsformat bereitgestellt.
  • EPSS 0.4%
  • Veröffentlicht 04.08.2023 14:15:12
  • Zuletzt bearbeitet 21.11.2024 08:34:27

A heap out-of-bounds memory read flaw was found in the virtual nvme device in QEMU. The QEMU process does not validate an offset provided by the guest before computing a host heap pointer, which is used for copying data back to the guest. Arbitrary h...

  • EPSS 0.23%
  • Veröffentlicht 03.08.2023 15:15:29
  • Zuletzt bearbeitet 21.11.2024 08:16:38

A flaw was found in the QEMU virtual crypto device while handling data encryption/decryption requests in virtio_crypto_handle_sym_req. There is no check for the value of `src_len` and `dst_len` in virtio_crypto_sym_op_helper, potentially leading to a...

  • EPSS 0.32%
  • Veröffentlicht 24.07.2023 16:15:12
  • Zuletzt bearbeitet 12.05.2026 10:16:39

A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on the host, resulting in a denial of service.

  • EPSS 0.24%
  • Veröffentlicht 24.07.2023 16:15:11
  • Zuletzt bearbeitet 21.11.2024 07:39:05

A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. When a local user in the guest writes an executable file with SUID or SGID, none of these privileged bits are correctly dropped. As a result, in rare circumstances, this...

  • EPSS 1.61%
  • Veröffentlicht 11.07.2023 17:15:13
  • Zuletzt bearbeitet 21.11.2024 08:17:05

A flaw was found in the QEMU built-in VNC server. When a client connects to the VNC server, QEMU checks whether the current number of connections crosses a certain threshold and if so, cleans up the previous connection. If the previous connection hap...

  • EPSS 0.31%
  • Veröffentlicht 29.03.2023 20:15:07
  • Zuletzt bearbeitet 18.02.2025 20:15:16

A flaw was found in the QEMU Guest Agent service for Windows. A local unprivileged user may be able to manipulate the QEMU Guest Agent's Windows installer via repair custom actions to elevate their privileges on the system.

  • EPSS 0.31%
  • Veröffentlicht 23.03.2023 20:15:14
  • Zuletzt bearbeitet 03.11.2025 20:15:59

A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. This flaw allows a crafted guest driver to allocate and initialize a huge number of page tables to be used as a ring of descriptors for CQ and async events, potentially ...

  • EPSS 0.27%
  • Veröffentlicht 06.03.2023 23:15:11
  • Zuletzt bearbeitet 21.11.2024 07:36:59

A vulnerability in the lsi53c895a device affects the latest version of qemu. A DMA-MMIO reentrancy problem may lead to memory corruption bugs like stack overflow or use-after-free.

  • EPSS 0.28%
  • Veröffentlicht 29.11.2022 18:15:10
  • Zuletzt bearbeitet 14.04.2025 18:15:24

An out-of-bounds read flaw was found in the QXL display device emulation in QEMU. The qxl_phys2virt() function does not check the size of the structure pointed to by the guest physical address, potentially reading past the end of the bar space into a...

Exploit
  • EPSS 0.38%
  • Veröffentlicht 29.11.2022 18:15:10
  • Zuletzt bearbeitet 14.04.2025 18:15:25

An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer alloc...