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ID

VAR-202107-0790


CVE

CVE-2021-36145


TITLE

ACRN  Vulnerabilities in the use of freed memory

Trust: 0.8

sources: JVNDB: JVNDB-2021-008903

DESCRIPTION

The Device Model in ACRN through 2.5 has a devicemodel/core/mem.c use-after-free for a freed rb_entry. ACRN Is vulnerable to the use of freed memory.Denial of service (DoS) It may be put into a state. ACRN is an open source project released by the Linux Foundation, which is a management program designed for the Internet of Things and embedded devices. No detailed vulnerability details are currently provided. The version of Acrn-hypervisor before 2.5 has a security vulnerability, which is caused by using unknown input to manipulate parameters, which can cause memory corruption

Trust: 2.79

sources: NVD: CVE-2021-36145 // JVNDB: JVNDB-2021-008903 // CNVD: CNVD-2021-49150 // CNNVD: CNNVD-202107-181 // VULMON: CVE-2021-36145

IOT TAXONOMY

category:['IoT']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2021-49150

AFFECTED PRODUCTS

vendor:linuxmodel:acrnscope:lteversion:2.5

Trust: 1.0

vendor:linuxmodel:acrnscope:eqversion: -

Trust: 0.8

vendor:linuxmodel:acrnscope:lteversion:2.5 until

Trust: 0.8

vendor:linuxmodel:acrnscope:eqversion:2.5

Trust: 0.6

sources: CNVD: CNVD-2021-49150 // JVNDB: JVNDB-2021-008903 // NVD: CVE-2021-36145

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-36145
value: HIGH

Trust: 1.0

NVD: CVE-2021-36145
value: HIGH

Trust: 0.8

CNVD: CNVD-2021-49150
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202107-181
value: HIGH

Trust: 0.6

VULMON: CVE-2021-36145
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-36145
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

CNVD: CNVD-2021-49150
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2021-36145
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 3.6
version: 3.1

Trust: 1.0

NVD: CVE-2021-36145
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2021-49150 // VULMON: CVE-2021-36145 // JVNDB: JVNDB-2021-008903 // CNNVD: CNNVD-202107-181 // NVD: CVE-2021-36145

PROBLEMTYPE DATA

problemtype:CWE-416

Trust: 1.0

problemtype:Use of freed memory (CWE-416) [NVD Evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-008903 // NVD: CVE-2021-36145

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202107-181

TYPE

resource management error

Trust: 0.6

sources: CNNVD: CNNVD-202107-181

PATCH

title:Top Pageurl:https://github.com/projectacrn/acrn-hypervisor/pull/6058/commits/f880086ffe5423e67d968c8f8f665954786582ce

Trust: 0.8

title:Patch for Reuse vulnerability after ACRN releaseurl:https://www.cnvd.org.cn/patchInfo/show/278201

Trust: 0.6

sources: CNVD: CNVD-2021-49150 // JVNDB: JVNDB-2021-008903

EXTERNAL IDS

db:NVDid:CVE-2021-36145

Trust: 3.9

db:JVNDBid:JVNDB-2021-008903

Trust: 0.8

db:CNVDid:CNVD-2021-49150

Trust: 0.6

db:CNNVDid:CNNVD-202107-181

Trust: 0.6

db:VULMONid:CVE-2021-36145

Trust: 0.1

sources: CNVD: CNVD-2021-49150 // VULMON: CVE-2021-36145 // JVNDB: JVNDB-2021-008903 // CNNVD: CNNVD-202107-181 // NVD: CVE-2021-36145

REFERENCES

url:https://github.com/projectacrn/acrn-hypervisor/pull/6058/commits/f880086ffe5423e67d968c8f8f665954786582ce

Trust: 1.7

url:https://nvd.nist.gov/vuln/detail/cve-2021-36145

Trust: 1.4

url:https://cwe.mitre.org/data/definitions/416.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: CNVD: CNVD-2021-49150 // VULMON: CVE-2021-36145 // JVNDB: JVNDB-2021-008903 // CNNVD: CNNVD-202107-181 // NVD: CVE-2021-36145

SOURCES

db:CNVDid:CNVD-2021-49150
db:VULMONid:CVE-2021-36145
db:JVNDBid:JVNDB-2021-008903
db:CNNVDid:CNNVD-202107-181
db:NVDid:CVE-2021-36145

LAST UPDATE DATE

2024-08-14T14:55:54.916000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2021-49150date:2021-07-11T00:00:00
db:VULMONid:CVE-2021-36145date:2021-07-08T00:00:00
db:JVNDBid:JVNDB-2021-008903date:2022-03-31T04:46:00
db:CNNVDid:CNNVD-202107-181date:2021-07-09T00:00:00
db:NVDid:CVE-2021-36145date:2021-07-08T18:09:39.573

SOURCES RELEASE DATE

db:CNVDid:CNVD-2021-49150date:2021-07-11T00:00:00
db:VULMONid:CVE-2021-36145date:2021-07-02T00:00:00
db:JVNDBid:JVNDB-2021-008903date:2022-03-31T00:00:00
db:CNNVDid:CNNVD-202107-181date:2021-07-02T00:00:00
db:NVDid:CVE-2021-36145date:2021-07-02T22:15:08.897