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CVE-2023-42467
Low priorityQEMU through 8.0.0 could trigger a division by zero in scsi_disk_reset in hw/scsi/scsi-disk.c because scsi_disk_emulate_mode_select does not prevent s->qdev.blocksize from being 256. This stops QEMU and the guest immediately.
1 affected packages
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Fixed | Not affected | Not affected | Not affected | Not affected |
CVE-2020-24165
Medium priority** DISPUTED ** An issue was discovered in TCG Accelerator in QEMU 4.2.0, allows local attackers to execute arbitrary code, escalate privileges, and cause a denial of service (DoS). Note: This is disputed as a bug and not a valid...
1 affected packages
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Not affected | Not affected | Fixed | Not affected | Not affected |
CVE-2022-36648
Medium priority** DISPUTED ** The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier, allows remote attackers to crash the host qemu and potentially execute code on the host via execute...
1 affected packages
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Not affected | Not affected | Not affected | Not affected | Not affected |
CVE-2023-40360
Medium priorityQEMU through 8.0.4 accesses a NULL pointer in nvme_directive_receive in hw/nvme/ctrl.c because there is no check for whether an endurance group is configured before checking whether Flexible Data Placement is enabled.
1 affected packages
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Fixed | Not affected | Not affected | Not affected | Not affected |
CVE-2023-4135
Medium priorityA 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...
1 affected packages
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | — | Not affected | Not affected | Not affected | Not affected |
CVE-2023-3180
Medium prioritySome fixes available 3 of 4
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,...
1 affected packages
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Not affected | Fixed | Fixed | Needs evaluation | Not affected |
CVE-2023-3019
Low priorityA 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.
1 affected packages
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Not affected | Vulnerable | Vulnerable | Needs evaluation | Needs evaluation |
CVE-2023-1386
Low priorityA 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...
1 affected packages
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Vulnerable | Vulnerable | Vulnerable | Vulnerable | Vulnerable |
CVE-2023-3354
Low prioritySome fixes available 3 of 7
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...
1 affected packages
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Not affected | Fixed | Fixed | Vulnerable | Vulnerable |
CVE-2023-2861
Low prioritySome fixes available 3 of 7
A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree...
1 affected packages
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Not affected | Fixed | Fixed | Needs evaluation | Needs evaluation |