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CVE-2022-26354
Low prioritySome fixes available 9 of 11
A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions...
1 affected package
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Fixed | Fixed | Fixed | Fixed | Vulnerable |
CVE-2022-26353
Low prioritySome fixes available 9 of 11
A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forgot to unmap the cached virtqueue elements on error, leading to memory leakage and other unexpected...
1 affected package
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | Fixed | Fixed | Fixed | Fixed | Needs evaluation |
CVE-2021-3638
Medium prioritySome fixes available 1 of 5
An out-of-bounds memory access flaw was found in the ATI VGA device emulation of QEMU. This flaw occurs in the ati_2d_blt() routine while handling MMIO write operations when the guest provides invalid values for the destination...
1 affected package
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-2021-3947
Medium prioritySome fixes available 1 of 2
A stack-buffer-overflow was found in QEMU in the NVME component. The flaw lies in nvme_changed_nslist() where a malicious guest controlling certain input can read out of bounds memory. A malicious user could use this flaw leading...
1 affected package
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 |
CVE-2021-3930
Low prioritySome fixes available 7 of 8
An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the 'page' argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use...
1 affected package
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | — | Fixed | Fixed | Fixed | Fixed |
CVE-2022-0358
Medium priorityA flaw was found in the QEMU virtio-fs shared file system daemon (virtiofsd) implementation. This flaw is strictly related to CVE-2018-13405. A local guest user can create files in the directories shared by virtio-fs with...
1 affected package
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 |
CVE-2021-4145
Low priorityA NULL pointer dereference issue was found in the block mirror layer of QEMU in versions prior to 6.2.0. The `self` pointer is dereferenced in mirror_wait_on_conflicts() without ensuring that it's not NULL. A...
1 affected package
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-2021-4158
Low priorityA NULL pointer dereference issue was found in the ACPI code of QEMU. A malicious, privileged user within the guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.
1 affected package
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 |
CVE-2021-3929
Low prioritySome fixes available 1 of 2
A DMA reentrancy issue was found in the NVM Express Controller (NVME) emulation in QEMU. This CVE is similar to CVE-2021-3750 and, just like it, when the reentrancy write triggers the reset function nvme_ctrl_reset(), data structs...
1 affected package
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 |
CVE-2021-3748
Medium prioritySome fixes available 5 of 6
A use-after-free vulnerability was found in the virtio-net device of QEMU. It could occur when the descriptor's address belongs to the non direct access region, due to num_buffers being set after the virtqueue elem has been...
1 affected package
qemu
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
qemu | — | Fixed | Fixed | Fixed | Not affected |