qemu: net: e1000: infinite loop issue
Published Jan 31, 2020
3.5
LOWCVSS 3.1
EPSS 0.98%
Description
The process_tx_desc function in hw/net/e1000.c in QEMU before 2.4.0.1 does not properly process transmit descriptor data when sending a network packet, which allows attackers to cause a denial of service (infinite loop and guest crash) via unspecified vectors.
Affected products
-
- Version before 2.4.0.1StatusaffectedConstraints-
- Version
Configuration 2
- 21
- 22
- 23
Configuration 3
- 11.0
- 11.0
- 12.0
- 11.0
- 11.0
- 11.0
- 11.0
- 12.0
- 11.0
- 11.0
- 12.0
Configuration 4
- 12.04
- 14.04
- 15.04
Configuration 5
- 5.0
- 6.0
- 7.0
- 5.0
- 6.0
- 7.0
No data.
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
Red Hat Enterprise Linux OpenStack Platform 6 (Juno)
qemu-kvm-rhev
Will not fix
Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)
qemu-kvm-rhev
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| 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 |
| Red Hat Enterprise Linux OpenStack Platform 6 (Juno) | qemu-kvm-rhev | Will not fix | n/a |
| Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) | qemu-kvm-rhev | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue affects the versions of kvm and xen packages as shipped with Red Hat Enterprise Linux 5. This issue affects the versions of the qemu-kvm packages as shipped with Red Hat Enterprise Linux 6 and 7. This issue affects the Red Hat Enterprise Linux 6 based versions of qemu-kvm-rhev packages as shipped with Red Hat Enterprise Virtualization 3. This issue affect the Red Hat Enterprise Linux 7 based versions of the qemu-kvm-rhev packages as shipped with Red Hat Enterprise Virtualization 3.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
No CVSS v3.0 score for this CVE.
AV:A/AC:L/Au:S/C:N/I:N/A:P
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
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.98% (0.00982) | 60.91th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.98% (0.00982) | 57.55th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.90% (0.01897) | 81.60th | v4 (v2025.03.14) |
| Mar 29, 2025 | 5.19% (0.05190) | 82.81th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.56% (0.02555) | 84.47th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.05% (0.00047) | 19.30th | v3 (v2023.03.01) |
| May 10, 2024 | 0.05% (0.00047) | 16.41th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00047) | 14.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.55% (0.01547) | 74.98th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.55% (0.01547) | 74.94th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.55% (0.01547) | 72.92th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.55% (0.01547) | 51.82th | v2 (v2022.01.01) |
References (16)
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.html x_refsource_MISCMailing ListThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.html x_refsource_MISCMailing ListThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.html x_refsource_MISCMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html x_refsource_MISCMailing ListPatchThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html x_refsource_MISCMailing ListPatchThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html x_refsource_MISCMailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2015/09/04/4 x_refsource_MISCMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2015/09/05/5 x_refsource_MISCMailing ListThird Party Advisory
- http://www.ubuntu.com/usn/USN-2745-1 x_refsource_MISCThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2015-6815 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1260076 x_refsource_MISCIssue TrackingPatchThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html x_refsource_CONFIRMMailing ListPatchThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html x_refsource_CONFIRMMailing ListPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-6815
- https://www.arista.com/en/support/advisories-notices/security-advisories/1188-security-advisory-14 x_refsource_MISCThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2015-6815
Change history (0)
No recorded changes yet.