CVE-2021-33646 - CVE House
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Status published High CVE-2021-33646

The th_read() function doesn’t free a variable t->th_buf.gnu_longname after allocating...

Vulnerability Description

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

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

libtar
Vulnerable Versions:
<1.2.21

Timeline

Official Publish: August 9th, 2022
Last Modified: November 3rd, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)