USN-4725-1

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Please try reporting it to the source first.

Source

https://ubuntu.com/security/notices/USN-4725-1

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4725-1.json

JSON Data

https://api.osv.dev/v1/vulns/USN-4725-1

Related

Published

2021-02-08T13:12:32.676592Z

Modified

2021-02-08T13:12:32.676592Z

Summary

qemu vulnerabilities

Details

It was discovered that QEMU incorrectly handled memory in iSCSI emulation. An attacker inside the guest could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. (CVE-2020-11947)

Alexander Bulekov discovered that QEMU incorrectly handled Intel e1000e emulation. An attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. (CVE-2020-15859)

Alexander Bulekov discovered that QEMU incorrectly handled memory region cache. An attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS, and Ubuntu 20.10. (CVE-2020-27821)

Cheol-woo Myung discovered that QEMU incorrectly handled Intel e1000e emulation. An attacker inside the guest could use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 20.10. (CVE-2020-28916)

Wenxiang Qian discovered that QEMU incorrectly handled ATAPI emulation. An attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. (CVE-2020-29443)

It was discovered that QEMU incorrectly handled VirtFS directory sharing. An attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. (CVE-2021-20181)

References

Affected packages

Ubuntu:16.04:LTS / qemu

Package

Name: qemu
Purl: pkg:deb/ubuntu/qemu?arch=src?distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:2.5+dfsg-5ubuntu10.49

Affected versions

1:2.*

1:2.3+dfsg-5ubuntu9

1:2.3+dfsg-5ubuntu10

1:2.4+dfsg-4ubuntu1

1:2.4+dfsg-4ubuntu2

1:2.4+dfsg-4ubuntu3

1:2.4+dfsg-5ubuntu3

1:2.5+dfsg-1ubuntu2

1:2.5+dfsg-1ubuntu3

1:2.5+dfsg-1ubuntu4

1:2.5+dfsg-1ubuntu5

1:2.5+dfsg-5ubuntu1

1:2.5+dfsg-5ubuntu2

1:2.5+dfsg-5ubuntu4

1:2.5+dfsg-5ubuntu6

1:2.5+dfsg-5ubuntu7

1:2.5+dfsg-5ubuntu10

1:2.5+dfsg-5ubuntu10.1

1:2.5+dfsg-5ubuntu10.2

1:2.5+dfsg-5ubuntu10.3

1:2.5+dfsg-5ubuntu10.4

1:2.5+dfsg-5ubuntu10.5

1:2.5+dfsg-5ubuntu10.6

1:2.5+dfsg-5ubuntu10.7

1:2.5+dfsg-5ubuntu10.8

1:2.5+dfsg-5ubuntu10.9

1:2.5+dfsg-5ubuntu10.10

1:2.5+dfsg-5ubuntu10.11

1:2.5+dfsg-5ubuntu10.13

1:2.5+dfsg-5ubuntu10.14

1:2.5+dfsg-5ubuntu10.15

1:2.5+dfsg-5ubuntu10.16

1:2.5+dfsg-5ubuntu10.20

1:2.5+dfsg-5ubuntu10.21

1:2.5+dfsg-5ubuntu10.22

1:2.5+dfsg-5ubuntu10.24

1:2.5+dfsg-5ubuntu10.25

1:2.5+dfsg-5ubuntu10.26

1:2.5+dfsg-5ubuntu10.28

1:2.5+dfsg-5ubuntu10.29

1:2.5+dfsg-5ubuntu10.30

1:2.5+dfsg-5ubuntu10.31

1:2.5+dfsg-5ubuntu10.32

1:2.5+dfsg-5ubuntu10.33

1:2.5+dfsg-5ubuntu10.34

1:2.5+dfsg-5ubuntu10.35

1:2.5+dfsg-5ubuntu10.36

1:2.5+dfsg-5ubuntu10.37

1:2.5+dfsg-5ubuntu10.38

1:2.5+dfsg-5ubuntu10.39

1:2.5+dfsg-5ubuntu10.40

1:2.5+dfsg-5ubuntu10.41

1:2.5+dfsg-5ubuntu10.42

1:2.5+dfsg-5ubuntu10.43

1:2.5+dfsg-5ubuntu10.44

1:2.5+dfsg-5ubuntu10.45

1:2.5+dfsg-5ubuntu10.46

1:2.5+dfsg-5ubuntu10.47

1:2.5+dfsg-5ubuntu10.48

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-block-extra"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-block-extra-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-guest-agent"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-guest-agent-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-kvm"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-aarch64"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-arm"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-arm-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-common"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-common-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-mips"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-mips-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-misc"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-misc-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-ppc"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-ppc-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-s390x"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-s390x-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-sparc"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-sparc-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-x86"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-system-x86-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-user"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-user-binfmt"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-user-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-user-static"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-user-static-dbgsym"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-utils"
        },
        {
            "binary_version": "1:2.5+dfsg-5ubuntu10.49",
            "binary_name": "qemu-utils-dbgsym"
        }
    ]
}

Ubuntu:18.04:LTS / qemu

Package

Name: qemu
Purl: pkg:deb/ubuntu/qemu?arch=src?distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:2.11+dfsg-1ubuntu7.35

Affected versions

1:2.*

1:2.10+dfsg-0ubuntu3

1:2.10+dfsg-0ubuntu4

1:2.10+dfsg-0ubuntu5

1:2.11+dfsg-1ubuntu1

1:2.11+dfsg-1ubuntu2

1:2.11+dfsg-1ubuntu4

1:2.11+dfsg-1ubuntu5

1:2.11+dfsg-1ubuntu6

1:2.11+dfsg-1ubuntu7

1:2.11+dfsg-1ubuntu7.1

1:2.11+dfsg-1ubuntu7.2

1:2.11+dfsg-1ubuntu7.3

1:2.11+dfsg-1ubuntu7.4

1:2.11+dfsg-1ubuntu7.5

1:2.11+dfsg-1ubuntu7.6

1:2.11+dfsg-1ubuntu7.7

1:2.11+dfsg-1ubuntu7.8

1:2.11+dfsg-1ubuntu7.9

1:2.11+dfsg-1ubuntu7.10

1:2.11+dfsg-1ubuntu7.12

1:2.11+dfsg-1ubuntu7.13

1:2.11+dfsg-1ubuntu7.14

1:2.11+dfsg-1ubuntu7.15

1:2.11+dfsg-1ubuntu7.17

1:2.11+dfsg-1ubuntu7.18

1:2.11+dfsg-1ubuntu7.19

1:2.11+dfsg-1ubuntu7.20

1:2.11+dfsg-1ubuntu7.21

1:2.11+dfsg-1ubuntu7.22

1:2.11+dfsg-1ubuntu7.23

1:2.11+dfsg-1ubuntu7.25

1:2.11+dfsg-1ubuntu7.26

1:2.11+dfsg-1ubuntu7.27

1:2.11+dfsg-1ubuntu7.28

1:2.11+dfsg-1ubuntu7.29

1:2.11+dfsg-1ubuntu7.31

1:2.11+dfsg-1ubuntu7.32

1:2.11+dfsg-1ubuntu7.33

1:2.11+dfsg-1ubuntu7.34

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-block-extra"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-block-extra-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-guest-agent"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-guest-agent-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-kvm"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-arm"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-arm-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-common"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-common-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-mips"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-mips-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-misc"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-misc-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-ppc"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-ppc-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-s390x"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-s390x-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-sparc"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-sparc-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-x86"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-system-x86-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-user"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-user-binfmt"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-user-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-user-static"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-user-static-dbgsym"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-utils"
        },
        {
            "binary_version": "1:2.11+dfsg-1ubuntu7.35",
            "binary_name": "qemu-utils-dbgsym"
        }
    ]
}

Ubuntu:20.04:LTS / qemu

Package

Name: qemu
Purl: pkg:deb/ubuntu/qemu?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:4.2-3ubuntu6.12

Affected versions

1:4.*

1:4.0+dfsg-0ubuntu9

1:4.0+dfsg-0ubuntu10

1:4.2-1ubuntu1

1:4.2-1ubuntu2

1:4.2-3ubuntu1

1:4.2-3ubuntu2

1:4.2-3ubuntu3

1:4.2-3ubuntu4

1:4.2-3ubuntu5

1:4.2-3ubuntu6

1:4.2-3ubuntu6.1

1:4.2-3ubuntu6.2

1:4.2-3ubuntu6.3

1:4.2-3ubuntu6.4

1:4.2-3ubuntu6.5

1:4.2-3ubuntu6.6

1:4.2-3ubuntu6.7

1:4.2-3ubuntu6.8

1:4.2-3ubuntu6.9

1:4.2-3ubuntu6.10

1:4.2-3ubuntu6.11

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-block-extra"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-block-extra-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-guest-agent"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-guest-agent-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-kvm"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-arm"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-arm-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-common"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-common-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-data"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-gui"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-gui-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-mips"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-mips-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-misc"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-misc-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-ppc"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-ppc-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-s390x"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-s390x-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-sparc"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-sparc-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-x86"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-x86-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-x86-microvm"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-x86-microvm-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-x86-xen"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-system-x86-xen-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-user"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-user-binfmt"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-user-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-user-static"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-user-static-dbgsym"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-utils"
        },
        {
            "binary_version": "1:4.2-3ubuntu6.12",
            "binary_name": "qemu-utils-dbgsym"
        }
    ]
}