CVE-2021-33643 - OpenCVE

An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longlink, causing an out-of-bounds read.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

Vendors & Products
CPE Configurations

Vendors	Products
Feep	Libtar
Fedoraproject	Fedora
Huawei	Openeuler

Configuration 1 [-]

cpe:2.3:a:feep:libtar:*:*:*:*:*:*:*:*

Configuration 2 [-]

OR	cpe:2.3:o:huawei:openeuler:20.03:sp1:::lts:::*
	cpe:2.3:o:huawei:openeuler:20.03:sp3:::lts:::*
	cpe:2.3:o:huawei:openeuler:22.03::::lts:::

Configuration 3 [-]

OR	cpe:2.3:o:fedoraproject:fedora:35:::::::*
	cpe:2.3:o:fedoraproject:fedora:36:::::::*
	cpe:2.3:o:fedoraproject:fedora:37:::::::*

References

Link	Resource
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4S4PJRCJLEAWN2EKXGLSOBTL7O57V7NC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5YSHZY753R7XW6CIKJVAWI373WW3YRRJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7Q26QDNOJDOFYWMJWEIK5XR62M2FF6IJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WX5YE66CT7Y5C2HTHXSFDKQWYWYWJ2T/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD4HEBSTI22FNYKOKK7W3X6ZQE6FV3XC/
https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1807	Broken Link Third Party Advisory

History

No history.

MITRE Information

Status: PUBLISHED

Assigner: openEuler

Published: 2022-08-09T00:00:00

Updated: 2022-12-28T00:00:00

Reserved: 2021-05-28T00:00:00

Link: CVE-2021-33643

JSON object: View

NVD Information

Status : Modified

Published: 2022-08-10T20:15:20.450

Modified: 2023-11-07T03:35:53.637

Link: CVE-2021-33643

JSON object: View

Redhat Information

No data.

CWE

CWE-125

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