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VULNERABILITIES

CVE-2021-33646 Details

Description

The th_read() function doesn’t free a variable t->th_buf.gnu_longname after allocating memory, which may cause a memory leak.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://lists.debian.org/debian-lts-announce/2025/01/msg00026.html CVE
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4S4PJRCJLEAWN2EKXGLSOBTL7O57V7NC/ CVE
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5YSHZY753R7XW6CIKJVAWI373WW3YRRJ/ CVE
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7Q26QDNOJDOFYWMJWEIK5XR62M2FF6IJ/ CVE
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WX5YE66CT7Y5C2HTHXSFDKQWYWYWJ2T/ CVE

see all 13 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-401Missing Release of Memory after Effective Lifetime[email protected]
CWE-401Missing Release of Memory after Effective Lifetime[email protected]

Affected Products

ProductVersions
feep libtar
< 1.2.21

CPE

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

Remediation

  • No remediation found in references.
openatom openeuler
20.03 sp1
20.03 sp3
22.03

CPE

  • cpe:2.3:o:openatom:openeuler:20.03:sp1:*:*:lts:*:*:*
  • cpe:2.3:o:openatom:openeuler:20.03:sp3:*:*:lts:*:*:*
  • cpe:2.3:o:openatom:openeuler:22.03:*:*:*:lts:*:*:*

Remediation

  • No remediation found in references.
fedoraproject fedora
35
36
37

CPE

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

Remediation

  • No remediation found in references.

Change History

15 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-33646
NVD Published Date:
Aug 10, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-33646 Details - Not Deferred