CVE-2020-14378
An integer underflow in dpdk versions before 18.11.10 and before 19.11.5 in the `move_desc` function can lead to large amounts of CPU cycles being eaten up in a long running loop. An attacker could
02 Description
An integer underflow in dpdk versions before 18.11.10 and before 19.11.5 in the `move_desc` function can lead to large amounts of CPU cycles being eaten up in a long running loop. An attacker could
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.39% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 33.6% of scored records. A rank, not a probability.
- NVD base score
- 3.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-09-30 00:00Z6 YR AGO
- Last updated
- 2024-08-04 12:46Z2 YR AGO
- Reserved
- 2020-06-17
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-191Integer Underflow (Wrap or Wraparound)Base
- Data version
- 5.1
- Document digest
- 251b013d8f792007e0d422858b30f4504f61933606a36b7fa0be4ddc41da61d5
05 Affected products
06 References
- www.openwall.comhttps://www.openwall.com/lists/oss-security/2020/09/28/3
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1879473
- usn.ubuntu.comUSN-4550-1https://usn.ubuntu.com/4550-1/
- lists.opensuse.orgopenSUSE-SU-2020:1593http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.html
- lists.opensuse.orgopenSUSE-SU-2020:1599http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.html
- www.openwall.com[oss-security] 20210104 Re: [dpdk-dev] DPDK security advisory for multiple vhost crypto issueshttp://www.openwall.com/lists/oss-security/2021/01/04/5
- www.openwall.com[oss-security] 20210104 Re: DPDK security advisory for multiple vhost crypto issueshttp://www.openwall.com/lists/oss-security/2021/01/04/1
- www.openwall.com[oss-security] 20210104 Re: [dpdk-dev] DPDK security advisory for multiple vhost crypto issueshttp://www.openwall.com/lists/oss-security/2021/01/04/2
07 Fixed in
Debian 12
- dpdk Fixed in 19.11.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- dpdk Fixed in 19.11.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- dpdk Fixed in 19.11.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- dpdk Fixed in 19.11.3-0ubuntu0.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.