CVE-2021-33646
7.5
HIGH
CVSS 3.1
EPSS 0.22%
Description
The th_read() function doesn’t free a variable t->th_buf.gnu_longname after allocating memory, which may cause a memory leak.
How to fix CVE-2021-33646
To remediate CVE-2021-33646, upgrade the affected package to a fixed version below.
- Debian/libtar—upgrade to 1.2.20-8+deb12u1~deb11u1 or later
Is CVE-2021-33646 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.2.20-8+deb12u1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |