VDB
CVE-2021-33646
CVE-2021-33646
PUBLISHED
CVSS 7.5 HIGH
The th_read() function doesn’t free a variable t->th_buf.gnu_longname after allocating memory, which may cause a memory leak.
EPSS 1.77% · 77.3th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
1.77%
77.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:16.04:LTS | libtar | 0, 1.2.20-4 |
| Ubuntu:Pro:18.04:LTS | libtar | 0, 1.2.20-7 |
| Ubuntu:22.04:LTS | libtar | 0, 1.2.20-8 |
| Ubuntu:24.04:LTS | libtar | 1.2.20-8.1build1, 0, 1.2.20-8 |
| Ubuntu:20.04:LTS | libtar | 0, 1.2.20-8, 1.2.20-7 |
Timeline
- Aug 9, 2022 CVE Published
- Aug 10, 2022 EPSS Score
- Sep 26, 2022 EPSS Score
- Nov 11, 2022 EPSS Score
- Dec 28, 2022 EPSS Score
- Mar 7, 2023 EPSS Score
- Mar 31, 2023 EPSS Score
- May 17, 2023 EPSS Score
- Jul 2, 2023 EPSS Score
- Aug 18, 2023 EPSS Score
- Oct 4, 2023 EPSS Score
- Nov 19, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-33646 third-party-advisory
- https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1807 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-33646 third-party-advisory
- https://ubuntu.com/security/notices/USN-7398-1 vendor-advisory