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CVE-2021-20193 Detail

Description

A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1917565 Issue Tracking  Patch  Third Party Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=1917565 Issue Tracking  Patch  Third Party Advisory 
https://git.savannah.gnu.org/cgit/tar.git/commit/?id=d9d4435692150fa8ff68e1b1a473d187cc3fd777 Mailing List  Patch  Third Party Advisory 
https://git.savannah.gnu.org/cgit/tar.git/commit/?id=d9d4435692150fa8ff68e1b1a473d187cc3fd777 Mailing List  Patch  Third Party Advisory 
https://savannah.gnu.org/bugs/?59897 Issue Tracking  Patch  Vendor Advisory 
https://savannah.gnu.org/bugs/?59897 Issue Tracking  Patch  Vendor Advisory 
https://security.gentoo.org/glsa/202105-29 Third Party Advisory 
https://security.gentoo.org/glsa/202105-29 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-401 Missing Release of Memory after Effective Lifetime cwe source acceptance level NIST   Red Hat, Inc.  
CWE-125 Out-of-bounds Read cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

7 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-20193
NVD Published Date:
03/26/2021
NVD Last Modified:
11/21/2024
Source:
Red Hat, Inc.