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CVE-2021-20263
Low priorityA flaw was found in the virtio-fs shared file system daemon (virtiofsd) of QEMU. The new 'xattrmap' option may cause the 'security.capability' xattr in the guest to not drop on file write, potentially leading to a...
2 affected packages
qemu, qemu-kvm
| 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 |
| qemu-kvm | — | Not in release | Not in release | Not in release | Not in release |
CVE-2021-20257
Medium prioritySome fixes available 3 of 5
An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits (tx) descriptors in process_tx_desc if various descriptor fields are initialized with invalid values. This...
2 affected packages
qemu, qemu-kvm
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| qemu | Not affected | Not affected | Fixed | Fixed | Vulnerable |
| qemu-kvm | Not in release | Not in release | Not in release | Not in release | Not in release |
CVE-2021-20181
Medium prioritySome fixes available 12 of 13
A race condition flaw was found in the 9pfs server implementation of QEMU up to and including 5.2.0. This flaw allows a malicious 9p client to cause a use-after-free error, potentially escalating their privileges on the system....
2 affected packages
qemu, qemu-kvm
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| qemu | Fixed | Fixed | Fixed | Fixed | Fixed |
| qemu-kvm | Not in release | Not in release | Not in release | Not in release | Not in release |
CVE-2020-35517
Medium priorityA flaw was found in qemu. A host privilege escalation issue was found in the virtio-fs shared file system daemon where a privileged guest user is able to create a device special file in the shared directory and use it to r/w...
2 affected packages
qemu, qemu-kvm
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| qemu | — | Fixed | Not affected | Not affected | Not affected |
| qemu-kvm | — | Not in release | Not in release | Not in release | Not in release |
CVE-2020-29443
Low prioritySome fixes available 12 of 13
ide_atapi_cmd_reply_end in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated.
2 affected packages
qemu, qemu-kvm
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| qemu | Fixed | Fixed | Fixed | Fixed | Fixed |
| qemu-kvm | Not in release | Not in release | Not in release | Not in release | Not in release |
CVE-2020-11947
Medium prioritySome fixes available 3 of 4
iscsi_aio_ioctl_cb in block/iscsi.c in QEMU 4.1.0 has a heap-based buffer over-read that may disclose unrelated information from process memory to an attacker.
2 affected packages
qemu, qemu-kvm
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| qemu | Not affected | Not affected | Fixed | Fixed | Fixed |
| qemu-kvm | Not in release | Not in release | Not in release | Not in release | Not in release |
CVE-2019-20808
Low priorityIn QEMU 4.1.0, an out-of-bounds read flaw was found in the ATI VGA implementation. It occurs in the ati_cursor_define() routine while handling MMIO write operations through the ati_mm_write() callback. A malicious guest could...
2 affected packages
qemu, qemu-kvm
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| qemu | — | — | Not affected | Not affected | Not affected |
| qemu-kvm | — | — | Not in release | Not in release | Not in release |
CVE-2020-27821
Medium priorityA flaw was found in the memory management API of QEMU during the initialization of a memory region cache. This issue could lead to an out-of-bounds write access to the MSI-X table while performing MMIO operations. A guest user may...
2 affected packages
qemu, qemu-kvm
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| qemu | — | — | Fixed | Not affected | Not affected |
| qemu-kvm | — | — | Not in release | Not in release | Not in release |
CVE-2020-28916
Medium priorityhw/net/e1000e_core.c in QEMU 5.0.0 has an infinite loop via an RX descriptor with a NULL buffer address.
2 affected packages
qemu, qemu-kvm
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| qemu | — | — | Fixed | Fixed | Not affected |
| qemu-kvm | — | — | Not in release | Not in release | Not in release |
CVE-2020-29130
Low priorityslirp.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the total packet length.
3 affected packages
libslirp, qemu, qemu-kvm
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| libslirp | — | Not affected | Fixed | Not in release | Not in release |
| qemu | — | Not affected | Not affected | Not affected | Not affected |
| qemu-kvm | — | Not in release | Not in release | Not in release | Not in release |