Feep develops a narrowly scoped archive-handling library (libtar) that occupies a niche role in the software ecosystem but carries elevated severity risk for applications that depend on it. The vendor's vulnerability profile clusters around memory-safety and input-validation weaknesses—memory-release failures, out-of-bounds reads, and path-traversal flaws—that are characteristic of C-based parsing code and can lead to serious outcomes when triggered during untrusted archive extraction. Defenders should monitor this vendor's advisories for any deployments that process untrusted tar archives; current severity, exploitation, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Feep over time
Signals from CVEs in this vendor scope (6 CVEs).
6 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2021-33643CRITICAL 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 r | Aug 10, 2022 | 9.1 | 32 | NO | NO |
CVE-2021-33644HIGH 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 r | Aug 10, 2022 | 8.1 | 27 | NO | NO |
CVE-2021-33646HIGH The th_read() function doesn’t free a variable t->th_buf.gnu_longname after allocating memory, which may cause a memory leak. | Aug 10, 2022 | 7.5 | 25 | NO | NO |
CVE-2021-33645HIGH The th_read() function doesn’t free a variable t->th_buf.gnu_longlink after allocating memory, which may cause a memory leak. | Aug 10, 2022 | 7.5 | 25 | NO | NO |
CVE-2013-4397MEDIUM 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 | Oct 17, 2013 | 6.8 | 20 | NO | NO |
CVE-2013-4420MEDIUM 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 arbitrar | Feb 20, 2014 | 5.8 | 17 | NO | NO |
Signals from CVEs in this vendor scope (6 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Feep.
Media articles that mention a CVE ID that affects a product developed by Feep — matched by CVE ID, not by vendor name.