CVE-2020-14376: canonical ubuntu_linux Classic Buffer Overflow
CVSS: 7.8v3.1HighModified
AliasesUBUNTU-CVE-2020-14376DEBIAN-CVE-2020-14376
Published 30-09-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-14376 is a high (CVSS 7.8) Classic Buffer Overflow vulnerability in canonical ubuntu_linux. EPSS estimates a 0.40% chance of exploitation in the next 30 days, higher than 32.1% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.40%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 8 · Related 8Timeline
- 30-09-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Medium 6.9Preferred score · NVD (NIST)
AV:L/AC:M/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
0.40%
Chance of exploitation in the next 30 days
Percentile
32%
Versus all other CVEs
30-day change
0.00 pp
From 0.40% on 18-09-2026
18-09-202618-10-2026
EPSS score0.40%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Canonical1 product
- ubuntu_linuxEOL20.04
Debian1 product
- dpdk< 19.11.5-1
Dpdk1 product
- data_plane_development_kit≥ 18.02.1, < 18.11.10 | ≥ 19.02, < 19.11.5
Opensuse1 product
- leapEOL15.1 | 15.2
Ubuntu1 product
- dpdk< 19.11.3-0ubuntu0.2
5 vendors · 5 products
References
12 links- www.openwall.com/lists/oss-security/2020/09/28/3X Refsource MISCMailing ListPatchThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
