Vulnerability · Published Feb 5, 2022 · Assigned by mitre
CVE-2021-38172
Critical 9.8
In plain English
A critical-severity security flaw in the perm package (Ubuntu). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 79% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.8%top 21.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
perM 0.4.0 has a Buffer Overflow related to strncpy. (Debian initially fixed this in 0.4.0-7.)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | perm | no fix listed | UBUNTU-CVE-2021-38172 |
| Ubuntu:24.04:LTS | perm | no fix listed | UBUNTU-CVE-2021-38172 |
| Ubuntu:25.10 | perm | no fix listed | UBUNTU-CVE-2021-38172 |
| Ubuntu:26.04:LTS | perm | no fix listed | UBUNTU-CVE-2021-38172 |
| Ubuntu:26.10 | perm | no fix listed | UBUNTU-CVE-2021-38172 |
Affected products (as reported)
References
- https://packages.qa.debian.org/p/perm.html x_refsource_MISC
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=993019 x_refsource_CONFIRM
- https://lists.debian.org/debian-med/2021/08/msg00016.html x_refsource_MISC
- https://tracker.debian.org/pkg/perm x_refsource_MISC
- https://salsa.debian.org/med-team/perm/-/commits/master/ x_refsource_MISC