Qemu: audio: host memory leakage via capture buffer
Published May 23, 2017
7.5
HIGHCVSS 3.1
EPSS 4.54%
Description
Memory leak in the audio/audio.c in QEMU (aka Quick Emulator) allows remote attackers to cause a denial of service (memory consumption) by repeatedly starting and stopping audio capture.
Affected products
No data.
Configuration 2
- 8.0
No data.
Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7
qemu-kvm-rhev-10:2.9.0-10.el7
Fixed · RHSA-2017:2408
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7
qemu-kvm-rhev-10:2.9.0-10.el7
Fixed · RHSA-2017:2408
Red Hat OpenStack Platform 10.0 (Newton)
qemu-kvm-rhev-10:2.9.0-10.el7
Fixed · RHSA-2017:2408
Red Hat OpenStack Platform 11.0 (Ocata)
qemu-kvm-rhev-10:2.9.0-10.el7
Fixed · RHSA-2017:2408
Red Hat OpenStack Platform 8.0 (Liberty)
qemu-kvm-rhev-10:2.9.0-10.el7
Fixed · RHSA-2017:2408
Red Hat OpenStack Platform 9.0 (Mitaka)
qemu-kvm-rhev-10:2.9.0-10.el7
Fixed · RHSA-2017:2408
Red Hat Enterprise Linux 5
kvm
Will not fix
Red Hat Enterprise Linux 5
xen
Will not fix
Red Hat Enterprise Linux 6
qemu-kvm
Will not fix
Red Hat Enterprise Linux 7
qemu-kvm
Will not fix
Red Hat Enterprise Linux 7
qemu-kvm-rhev
Will not fix
Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)
qemu-kvm-rhev
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 | qemu-kvm-rhev-10:2.9.0-10.el7 | Fixed | RHSA-2017:2408 |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 | qemu-kvm-rhev-10:2.9.0-10.el7 | Fixed | RHSA-2017:2408 |
| Red Hat OpenStack Platform 10.0 (Newton) | qemu-kvm-rhev-10:2.9.0-10.el7 | Fixed | RHSA-2017:2408 |
| Red Hat OpenStack Platform 11.0 (Ocata) | qemu-kvm-rhev-10:2.9.0-10.el7 | Fixed | RHSA-2017:2408 |
| Red Hat OpenStack Platform 8.0 (Liberty) | qemu-kvm-rhev-10:2.9.0-10.el7 | Fixed | RHSA-2017:2408 |
| Red Hat OpenStack Platform 9.0 (Mitaka) | qemu-kvm-rhev-10:2.9.0-10.el7 | Fixed | RHSA-2017:2408 |
| Red Hat Enterprise Linux 5 | kvm | Will not fix | n/a |
| Red Hat Enterprise Linux 5 | xen | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | qemu-kvm | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | qemu-kvm | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | qemu-kvm-rhev | Will not fix | n/a |
| Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse) | qemu-kvm-rhev | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L
AV:N/AC:L/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.54% (0.04544) | 91.27th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.54% (0.04544) | 90.32th | v5 (v2026.06.15) |
| Jul 20, 2024 | 1.13% (0.01133) | 84.85th | v3 (v2023.03.01) |
| May 3, 2024 | 1.13% (0.01133) | 84.59th | v3 (v2023.03.01) |
| May 8, 2023 | 1.13% (0.01133) | 82.55th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.00% (0.01002) | 81.31th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.94% (0.01943) | 48.45th | v1 |
| Jan 6, 2022 | 1.94% (0.01943) | 47.92th | v1 |
| Sep 1, 2021 | 1.94% (0.01943) | 76.51th | v1 |
| Apr 14, 2021 | 1.94% (0.01943) | 0.00th | v1 |
References (9)
- http://www.securityfocus.com/bid/98302 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:2408 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2017-8309 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1446517 Issue Tracking
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg05587.html mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-8309
- https://security.gentoo.org/glsa/201706-03 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-8309
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/98302 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/errata/RHSA-2017:2408 | vendor-advisoryx_refsource_REDHATThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2017-8309 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1446517 | Issue Tracking | |
| https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg05587.html | mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-8309 | ||
| https://security.gentoo.org/glsa/201706-03 | vendor-advisoryx_refsource_GENTOOThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2017-8309 |
Change history (0)
No recorded changes yet.