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51 – 60 of 464 results


CVE-2021-3638

Medium priority

Some 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 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
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CVE-2021-3947

Medium priority

Some 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 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
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CVE-2021-3930

Low priority

Some 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 packages

qemu

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
qemu Fixed Fixed Fixed Fixed
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CVE-2022-0358

Medium priority
Fixed

A 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 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
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CVE-2021-4145

Low priority
Not affected

A 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 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
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CVE-2021-4158

Low priority
Fixed

A 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 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
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CVE-2021-3929

Low priority

Some 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 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
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CVE-2021-3748

Medium priority

Some 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 packages

qemu

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
qemu Fixed Fixed Fixed Not affected
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CVE-2021-3713

Low priority

Some fixes available 2 of 3

An out-of-bounds write flaw was found in the UAS (USB Attached SCSI) device emulation of QEMU in versions prior to 6.2.0-rc0. The device uses the guest supplied stream number unchecked, which can lead to out-of-bounds access...

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
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CVE-2021-3682

Medium priority

Some fixes available 7 of 8

A flaw was found in the USB redirector device emulation of QEMU in versions prior to 6.1.0-rc2. It occurs when dropping packets during a bulk transfer from a SPICE client due to the packet queue being full. A malicious...

1 affected packages

qemu

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
qemu Fixed Fixed Fixed Fixed
Show less packages