本页列出影响 feep libtar 的已公开 CVE 漏洞（通过 NVD CPE 关联）。每行包含严重程度评分、摘要与发布日期，便于识别与分析安全问题。
| CVE | 摘要 | 来源 | 最高 CVSS | EPSS % | 公开时间 | 更新时间 |
|---|---|---|---|---|---|---|
| CVE-2021-33646 | The th_read() function doesn’t free a variable t->th_buf.gnu_longname after allocating memory, which may cause a memory leak. | [email protected] | 7.5 | 1.43% | 2022-08-10 | 2025-11-03 |
| CVE-2021-33645 | The th_read() function doesn’t free a variable t->th_buf.gnu_longlink after allocating memory, which may cause a memory leak. | [email protected] | 7.5 | 1.43% | 2022-08-10 | 2025-11-03 |
| CVE-2021-33644 | An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longname, causing an out-of-bounds read. | [email protected] | 8.1 | 1.13% | 2022-08-10 | 2025-11-03 |
| CVE-2021-33643 | An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longlink, causing an out-of-bounds read. | [email protected] | 9.1 | 1.45% | 2022-08-10 | 2025-11-03 |
| CVE-2013-4420 | Multiple directory traversal vulnerabilities in the (1) tar_extract_glob and (2) tar_extract_all functions in libtar 1.2.20 and earlier allow remote attackers to overwrite arbitrary files via a .. (dot dot) in a crafted tar file. | [email protected] | 5.8 | 3.28% | 2014-02-20 | 2026-04-29 |
| CVE-2013-4397 | Multiple integer overflows in the th_read function in lib/block.c in libtar before 1.2.20 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long (1) name or (2) link in an archive, which triggers a heap-based buffer overflow. | [email protected] | 6.8 | 5.49% | 2013-10-17 | 2026-04-29 |