Missing Release of Memory after Effective Lifetime Affecting libtar package, versions [0,]


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
2.02% (81st percentile)

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  • Snyk IDSNYK-CONAN-LIBTAR-10077388
  • published8 May 2025
  • disclosed11 Aug 2022
  • creditUnknown

Introduced: 11 Aug 2022

CVE-2021-33645  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

There is no fixed version for libtar.

Overview

Affected versions of this package are vulnerable to Missing Release of Memory after Effective Lifetime when the th_read() function doesn’t free the variable t->th_buf.gnu_longlink after allocating memory.

References

CVSS Base Scores

version 3.1