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CVE-2020-14394

CVE-2020-14394

This page contains facts from public vulnerability sources. Check the original advisory before updating.

An infinite loop flaw was found in the USB xHCI controller emulation of QEMU while computing the length of the Transfer Request Block (TRB) Ring. This flaw allows a privileged guest user to hang the QEMU process on the host, resulting in a denial of service.

CVSS 3.2 · Low · EPSS 0.4% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • qemu

    Versions
    • QEMU 6.1.50: Affected

    No fix published

  • qemu Debian:12

    Affected ranges
    • ECOSYSTEM: < 1:7.1+dfsg-1

    Update to 1:7.1+dfsg-1

  • qemu Debian:13

    Affected ranges
    • ECOSYSTEM: < 1:7.1+dfsg-1

    Update to 1:7.1+dfsg-1

  • qemu Debian:14

    Affected ranges
    • ECOSYSTEM: < 1:7.1+dfsg-1

    Update to 1:7.1+dfsg-1

  • qemu Ubuntu:Pro:14.04:LTS

    Versions
    • 1.5.0+dfsg-3ubuntu5
    • 1.5.0+dfsg-3ubuntu6
    • 1.6.0+dfsg-2ubuntu1
    • 1.6.0+dfsg-2ubuntu2
    • 1.6.0+dfsg-2ubuntu3
    • 1.6.0+dfsg-2ubuntu4
    • 1.7.0+dfsg-2ubuntu1
    • 1.7.0+dfsg-2ubuntu2
    • 1.7.0+dfsg-2ubuntu3
    • 1.7.0+dfsg-2ubuntu4
    • 1.7.0+dfsg-2ubuntu5
    • 1.7.0+dfsg-2ubuntu7
    • 1.7.0+dfsg-2ubuntu8
    • 1.7.0+dfsg-2ubuntu9
    • 1.7.0+dfsg-3ubuntu1~ppa1
    • 1.7.0+dfsg-3ubuntu1
    • 1.7.0+dfsg-3ubuntu2
    • 1.7.0+dfsg-3ubuntu3
    • 1.7.0+dfsg-3ubuntu4
    • 1.7.0+dfsg-3ubuntu5
    • 1.7.0+dfsg-3ubuntu6
    • 1.7.0+dfsg-3ubuntu7
    • 2.0.0~rc1+dfsg-0ubuntu1
    • 2.0.0~rc1+dfsg-0ubuntu2
    • 2.0.0~rc1+dfsg-0ubuntu3
    • 2.0.0~rc1+dfsg-0ubuntu3.1
    • 2.0.0+dfsg-2ubuntu1
    • 2.0.0+dfsg-2ubuntu1.1
    • 2.0.0+dfsg-2ubuntu1.2
    • 2.0.0+dfsg-2ubuntu1.3
    • 2.0.0+dfsg-2ubuntu1.5
    • 2.0.0+dfsg-2ubuntu1.6
    • 2.0.0+dfsg-2ubuntu1.7
    • 2.0.0+dfsg-2ubuntu1.8
    • 2.0.0+dfsg-2ubuntu1.9
    • 2.0.0+dfsg-2ubuntu1.10
    • 2.0.0+dfsg-2ubuntu1.11
    • 2.0.0+dfsg-2ubuntu1.13
    • 2.0.0+dfsg-2ubuntu1.14
    • 2.0.0+dfsg-2ubuntu1.15
    • 2.0.0+dfsg-2ubuntu1.16
    • 2.0.0+dfsg-2ubuntu1.17
    • 2.0.0+dfsg-2ubuntu1.18
    • 2.0.0+dfsg-2ubuntu1.19
    • 2.0.0+dfsg-2ubuntu1.20
    • 2.0.0+dfsg-2ubuntu1.21
    • 2.0.0+dfsg-2ubuntu1.22
    • 2.0.0+dfsg-2ubuntu1.24
    • 2.0.0+dfsg-2ubuntu1.25
    • 2.0.0+dfsg-2ubuntu1.26
    • 2.0.0+dfsg-2ubuntu1.27
    • 2.0.0+dfsg-2ubuntu1.28
    • 2.0.0+dfsg-2ubuntu1.29
    • 2.0.0+dfsg-2ubuntu1.30
    • 2.0.0+dfsg-2ubuntu1.31
    • 2.0.0+dfsg-2ubuntu1.32
    • 2.0.0+dfsg-2ubuntu1.33
    • 2.0.0+dfsg-2ubuntu1.34
    • 2.0.0+dfsg-2ubuntu1.35
    • 2.0.0+dfsg-2ubuntu1.36
    • 2.0.0+dfsg-2ubuntu1.38
    • 2.0.0+dfsg-2ubuntu1.39
    • 2.0.0+dfsg-2ubuntu1.40
    • 2.0.0+dfsg-2ubuntu1.41
    • 2.0.0+dfsg-2ubuntu1.42
    • 2.0.0+dfsg-2ubuntu1.43
    • 2.0.0+dfsg-2ubuntu1.44
    • 2.0.0+dfsg-2ubuntu1.45
    • 2.0.0+dfsg-2ubuntu1.46
    • 2.0.0+dfsg-2ubuntu1.47
    • 2.0.0+dfsg-2ubuntu1.47+esm1
    • 2.0.0+dfsg-2ubuntu1.47+esm2
    • 2.0.0+dfsg-2ubuntu1.47+esm3
    • 2.0.0+dfsg-2ubuntu1.47+esm4
    Affected ranges
    • ECOSYSTEM: < 2.0.0+dfsg-2ubuntu1.47+esm6

    Update to 2.0.0+dfsg-2ubuntu1.47+esm6

  • qemu Ubuntu:Pro:16.04:LTS

    Versions
    • 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
    • 1:2.5+dfsg-5ubuntu10.49
    • 1:2.5+dfsg-5ubuntu10.51
    • 1:2.5+dfsg-5ubuntu10.51+esm1
    • 1:2.5+dfsg-5ubuntu10.51+esm2
    • 1:2.5+dfsg-5ubuntu10.51+esm3
    Affected ranges
    • ECOSYSTEM: < 1:2.5+dfsg-5ubuntu10.51+esm4

    Update to 1:2.5+dfsg-5ubuntu10.51+esm4

  • qemu Ubuntu:Pro:18.04:LTS

    Versions
    • 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
    • 1:2.11+dfsg-1ubuntu7.35
    • 1:2.11+dfsg-1ubuntu7.36
    • 1:2.11+dfsg-1ubuntu7.37
    • 1:2.11+dfsg-1ubuntu7.38
    • 1:2.11+dfsg-1ubuntu7.39
    • 1:2.11+dfsg-1ubuntu7.40
    • 1:2.11+dfsg-1ubuntu7.41
    • 1:2.11+dfsg-1ubuntu7.42
    • 1:2.11+dfsg-1ubuntu7.42+esm1
    • 1:2.11+dfsg-1ubuntu7.42+esm2
    Affected ranges
    • ECOSYSTEM: < 1:2.11+dfsg-1ubuntu7.42+esm5

    Update to 1:2.11+dfsg-1ubuntu7.42+esm5

  • qemu Ubuntu:20.04:LTS

    Versions
    • 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
    • 1:4.2-3ubuntu6.12
    • 1:4.2-3ubuntu6.14
    • 1:4.2-3ubuntu6.15
    • 1:4.2-3ubuntu6.16
    • 1:4.2-3ubuntu6.17
    • 1:4.2-3ubuntu6.18
    • 1:4.2-3ubuntu6.19
    • 1:4.2-3ubuntu6.21
    • 1:4.2-3ubuntu6.23
    • 1:4.2-3ubuntu6.24
    • 1:4.2-3ubuntu6.25
    • 1:4.2-3ubuntu6.26
    • 1:4.2-3ubuntu6.27
    Affected ranges
    • ECOSYSTEM: < 1:4.2-3ubuntu6.28

    Update to 1:4.2-3ubuntu6.28

  • qemu Ubuntu:22.04:LTS

    Versions
    • 1:6.0+dfsg-2expubuntu1
    • 1:6.0+dfsg-2expubuntu2
    • 1:6.0+dfsg-2expubuntu4
    • 1:6.2+dfsg-2ubuntu5
    • 1:6.2+dfsg-2ubuntu6
    • 1:6.2+dfsg-2ubuntu6.1
    • 1:6.2+dfsg-2ubuntu6.2
    • 1:6.2+dfsg-2ubuntu6.3
    • 1:6.2+dfsg-2ubuntu6.4
    • 1:6.2+dfsg-2ubuntu6.5
    • 1:6.2+dfsg-2ubuntu6.6
    • 1:6.2+dfsg-2ubuntu6.7
    • 1:6.2+dfsg-2ubuntu6.8
    • 1:6.2+dfsg-2ubuntu6.9
    • 1:6.2+dfsg-2ubuntu6.10
    • 1:6.2+dfsg-2ubuntu6.11
    • 1:6.2+dfsg-2ubuntu6.12
    • 1:6.2+dfsg-2ubuntu6.13
    • 1:6.2+dfsg-2ubuntu6.14
    • 1:6.2+dfsg-2ubuntu6.15
    Affected ranges
    • ECOSYSTEM: < 1:6.2+dfsg-2ubuntu6.16

    Update to 1:6.2+dfsg-2ubuntu6.16

Original sources

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