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CVE-2020-14376

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds...

7.8 HighFix available

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds checking when copying iv_data from the VM guest memory into host memory can lead to a large buffer overflow. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
High
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.40%Down 1.5 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds checking when copying iv_data from the VM guest memory into host memory can lead to a large buffer overflow. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Record
CVE-2020-14376
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS 2.0
6.9 MediumAV:L/AC:M/Au:N/C:C/I:C/A:C
Weakness
CWE-120
Updated
2026-11-02
CVE List No score

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds checking when copying iv_data from the VM guest memory into host memory can lead to a large buffer overflow. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Record
CVE-2020-14376
Weakness
CWE-120
Updated
2026-11-02
EUVDEUVD-2020-6516 No score

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds checking when copying iv_data from the VM guest memory into host memory can lead to a large buffer overflow. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Record
EUVD-2020-6516
Updated
2026-11-03
GitHub AdvisoriesGHSA-rmx4-hffj-96cf No score

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds...

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds checking when copying iv_data from the VM guest memory into host memory can lead to a large buffer overflow. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Record
GHSA-rmx4-hffj-96cf
Weakness
CWE-120
Updated
2026-11-02
OSV 7.8

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds checking when copying iv_data from the VM guest memory into host memory can lead to a large buffer overflow. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Record
CVE-2020-14376
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2020-14376 7.8

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds checking when copying iv_data from the VM guest memory into host memory can lead to a large buffer overflow. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Record
DEBIAN-CVE-2020-14376
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Updated
2026-11-02
Show 9 moreShow less
OSVUBUNTU-CVE-2020-14376 7.8

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds checking when copying iv_data from the VM guest memory into host memory can lead to a large buffer overflow. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Record
UBUNTU-CVE-2020-14376
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2020:1593-1 No score

Security update for dpdk

This update for dpdk fixes the following issues:

  • dpdk was updated to 18.11.9. For a list of fixes check:
    • CVE-2020-14374,CVE-2020-14375,CVE-2020-14376,CVE-2020-14377,CVE-2020-14378: Fixed multiple issues where a malicious guest could harm the host using vhost crypto, including executing code in host (VM Escape), reading host application memory space to guest and causing partially denial of service in the host(bsc#1176590). For a list of fixes check:
      https://doc.dpdk.org/guides-18.11/rel_notes/release_18_11.html#fixes

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Record
openSUSE-SU-2020:1593-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:1599-1 No score

Security update for dpdk

This update for dpdk fixes the following issues:

  • dpdk was updated to 19.11.4
    • CVE-2020-14374,CVE-2020-14375,CVE-2020-14376,CVE-2020-14377,CVE-2020-14378: Fixed multiple issues where a malicious guest could harm the host using vhost crypto, including executing code in host (VM Escape), reading host application memory space to guest and causing partially denial of service in the host(bsc#1176590).
  • For a list of fixes check: https://doc.dpdk.org/guides-19.11/rel_notes/release_19_11.html#id8 denial of service in the host (bsc#1176590).

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Record
openSUSE-SU-2020:1599-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:10727-1 No score

dpdk-19.11.8-2.7 on GA media

These are all security issues fixed in the dpdk-19.11.8-2.7 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10727-1
Updated
2026-11-02
OSVSUSE-SU-2020:2767-1 No score

Security update for dpdk

This update for dpdk fixes the following issues:

  • dpdk was updated to 18.11.9. For a list of fixes check:
    • CVE-2020-14374,CVE-2020-14375,CVE-2020-14376,CVE-2020-14377,CVE-2020-14378: Fixed multiple issues where a malicious guest could harm the host using vhost crypto, including executing code in host (VM Escape), reading host application memory space to guest and causing partially denial of service in the host(bsc#1176590). For a list of fixes check:
      https://doc.dpdk.org/guides-18.11/rel_notes/release_18_11.html#fixes
Record
SUSE-SU-2020:2767-1
Updated
2026-11-02
OSVSUSE-SU-2020:2768-1 No score

Security update for dpdk

This update for dpdk fixes the following issues:

  • dpdk was updated to 18.11.9. For a list of fixes check:
    • CVE-2020-14374,CVE-2020-14375,CVE-2020-14376,CVE-2020-14377,CVE-2020-14378: Fixed multiple issues where a malicious guest could harm the host using vhost crypto, including executing code in host (VM Escape), reading host application memory space to guest and causing partially denial of service in the host(bsc#1176590). For a list of fixes check:
      https://doc.dpdk.org/guides-18.11/rel_notes/release_18_11.html#fixes
Record
SUSE-SU-2020:2768-1
Updated
2026-11-02
OSVSUSE-SU-2020:2769-1 No score

Security update for dpdk

This update for dpdk fixes the following issues:

  • dpdk was updated to 18.11.9. For a list of fixes check:
    • CVE-2020-14374,CVE-2020-14375,CVE-2020-14376,CVE-2020-14377,CVE-2020-14378: Fixed multiple issues where a malicious guest could harm the host using vhost crypto, including executing code in host (VM Escape), reading host application memory space to guest and causing partially denial of service in the host(bsc#1176590). For a list of fixes check:
      https://doc.dpdk.org/guides-18.11/rel_notes/release_18_11.html#fixes
Record
SUSE-SU-2020:2769-1
Updated
2026-11-02
OSVSUSE-SU-2020:2770-1 No score

Security update for dpdk

This update for dpdk fixes the following issues:

  • dpdk was updated to 19.11.4
    • CVE-2020-14374,CVE-2020-14375,CVE-2020-14376,CVE-2020-14377,CVE-2020-14378: Fixed multiple issues where a malicious guest could harm the host using vhost crypto, including executing code in host (VM Escape), reading host application memory space to guest and causing partially denial of service in the host(bsc#1176590).
  • For a list of fixes check: https://doc.dpdk.org/guides-19.11/rel_notes/release_19_11.html#id8 denial of service in the host (bsc#1176590).
Record
SUSE-SU-2020:2770-1
Updated
2026-11-02
OSVUSN-4550-1 No score

dpdk vulnerabilities

Ryan Hall discovered that DPDK incorrectly handled vhost crypto. An attacker inside a guest could use these issues to perform multiple attacks, including denial of service attacks, obtaining sensitive information from the host, and possibly executing arbitrary code on the host.

Record
USN-4550-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
dpdk
Debian:12
 before 19.11.5-1
19.11.5-1
dpdk
Debian:13
 before 19.11.5-1
19.11.5-1
dpdk
Debian:14
 before 19.11.5-1
19.11.5-1
dpdk
SUSE:Linux Enterprise High Performance Computing 15-ESPOS
From an advisory covering 5 CVEs
 before 18.11.9-3.25.1
18.11.9-3.25.1
dpdk-thunderx
SUSE:Linux Enterprise High Performance Computing 15-ESPOS
From an advisory covering 5 CVEs
 before 18.11.9-3.25.1
18.11.9-3.25.1
dpdk
SUSE:Linux Enterprise High Performance Computing 15-LTSS
From an advisory covering 5 CVEs
 before 18.11.9-3.25.1
18.11.9-3.25.1
dpdk-thunderx
SUSE:Linux Enterprise High Performance Computing 15-LTSS
From an advisory covering 5 CVEs
 before 18.11.9-3.25.1
18.11.9-3.25.1
dpdk
SUSE:Linux Enterprise Server 15-LTSS
From an advisory covering 5 CVEs
 before 18.11.9-3.25.1
18.11.9-3.25.1
dpdk-thunderx
SUSE:Linux Enterprise Server 15-LTSS
From an advisory covering 5 CVEs
 before 18.11.9-3.25.1
18.11.9-3.25.1
dpdk
SUSE:Linux Enterprise Server for SAP Applications 15
From an advisory covering 5 CVEs
 before 18.11.9-3.25.1
18.11.9-3.25.1
Show 15 moreShow less
Affected packages
PackageAffectedFixed
dpdk
SUSE:Linux Enterprise Software Development Kit 12 SP5
From an advisory covering 5 CVEs
 before 18.11.9-3.15.1
18.11.9-3.15.1
dpdk-thunderx
SUSE:Linux Enterprise Software Development Kit 12 SP5
From an advisory covering 5 CVEs
 before 18.11.9-3.15.1
18.11.9-3.15.1
dpdk
SUSE:Linux Enterprise Server 12 SP5
From an advisory covering 5 CVEs
 before 18.11.9-3.15.1
18.11.9-3.15.1
dpdk-thunderx
SUSE:Linux Enterprise Server 12 SP5
From an advisory covering 5 CVEs
 before 18.11.9-3.15.1
18.11.9-3.15.1
dpdk
SUSE:Linux Enterprise Server for SAP Applications 12 SP5
From an advisory covering 5 CVEs
 before 18.11.9-3.15.1
18.11.9-3.15.1
dpdk-thunderx
SUSE:Linux Enterprise Server for SAP Applications 12 SP5
From an advisory covering 5 CVEs
 before 18.11.9-3.15.1
18.11.9-3.15.1
dpdk
SUSE:Linux Enterprise Module for Server Applications 15 SP1
From an advisory covering 5 CVEs
 before 18.11.9-4.12.1
18.11.9-4.12.1
dpdk
SUSE:Linux Enterprise Module for Package Hub 15 SP2
From an advisory covering 5 CVEs
 before 19.11.4-3.9.1
19.11.4-3.9.1
dpdk
SUSE:Linux Enterprise Module for Server Applications 15 SP2
From an advisory covering 5 CVEs
 before 19.11.4-3.9.1
19.11.4-3.9.1
dpdk-thunderx
SUSE:Linux Enterprise Module for Server Applications 15 SP2
From an advisory covering 5 CVEs
 before 19.11.4-3.9.1
19.11.4-3.9.1
dpdk
Ubuntu:20.04:LTS
 before 19.11.3-0ubuntu0.2, plus listed versions
18.11.2-418.11.3-118.11.4-118.11.4-1ubuntu118.11.5-1
Show 5 moreShow less
19.11-2ubuntu119.11-2ubuntu219.11.1-0ubuntu119.11.1-0ubuntu1.119.11.3-0ubuntu0.1
19.11.3-0ubuntu0.2
dpdk
Ubuntu:20.04:LTS
From an advisory covering 5 CVEs
 before 19.11.3-0ubuntu0.2, plus listed versions
18.11.2-418.11.3-118.11.4-118.11.4-1ubuntu118.11.5-1
Show 5 moreShow less
19.11-2ubuntu119.11-2ubuntu219.11.1-0ubuntu119.11.1-0ubuntu1.119.11.3-0ubuntu0.1
19.11.3-0ubuntu0.2
dpdk
openSUSE:Leap 15.1
From an advisory covering 5 CVEs
 before 18.11.9-lp151.3.8.1
18.11.9-lp151.3.8.1
dpdk
openSUSE:Leap 15.2
From an advisory covering 5 CVEs
 before 19.11.4-lp152.2.8.1
19.11.4-lp152.2.8.1
dpdk
openSUSE:Tumbleweed
From an advisory covering 8 CVEs
 before 19.11.8-2.7
19.11.8-2.7

History

History
RecordedChangedSources
affected, facts
aliases, productsEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-14376 is a high vulnerability (CVSS 7.8) in [unknown] Dpdk, published September 28, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 33rd percentile. Fixed in dpdk 19.11.5-1.

References

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