CVE-2020-10724

dpdk: librte_vhost Missing inputs validation in Vhost-crypto

Severity Score

4.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A vulnerability was found in DPDK versions 18.11 and above. The vhost-crypto library code is missing validations for user-supplied values, potentially allowing an information leak through an out-of-bounds memory read.

Se encontró una vulnerabilidad en DPDK versiones 18.11 y superiores. Al código de la biblioteca vhost-crypto le falta comprobaciones para los valores suministrados por el usuario, permitiendo potencialmente un filtrado de información mediante una lectura de memoria fuera de límites.

An update that fixes 5 vulnerabilities is now available. This update for dpdk fixes the following issues. Fixed an integer overflow in vhost_user_set_log_base. Fixed an integer truncation in vhost_user_check_and_alloc_queue_pair. Fixed a missing inputs validation in Vhost-crypto. Fixed a segfault caused by invalid virtio descriptors sent from a malicious guest. Fixed a denial-of-service caused by VHOST_USER_GET_INFLIGHT_FD message flooding. This update was imported from the SUSE:SLE-15-SP1:Update update project.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-03-20 CVE Reserved
2020-05-18 CVE Published
2024-08-04 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-125: Out-of-bounds Read
CWE-190: Integer Overflow or Wraparound

CAPEC

References (10)

URL	Tag	Source
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10724	Issue Tracking
https://www.openwall.com/lists/oss-security/2020/05/18/2	Mailing List
https://www.oracle.com/security-alerts/cpujan2021.html	Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.html	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://bugs.dpdk.org/show_bug.cgi?id=269	2023-11-07

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00045.html	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HRHKFVV4MRWNNJOYQOVP64L4UVWYPEO4	2023-11-07
https://usn.ubuntu.com/4362-1	2023-11-07
https://access.redhat.com/security/cve/CVE-2020-10724	2021-03-18
https://bugzilla.redhat.com/show_bug.cgi?id=1828884	2021-03-18

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Dpdk Search vendor "Dpdk"		Data Plane Development Kit Search vendor "Dpdk" for product "Data Plane Development Kit"				<= 18.11 Search vendor "Dpdk" for product "Data Plane Development Kit" and version " <= 18.11"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				19.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "19.10"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				20.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "20.04"		lts		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				32 Search vendor "Fedoraproject" for product "Fedora" and version "32"		-		Affected