CVE-2021-20193
Published: 26 March 2021
A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.
Priority
Low
CVSS 3 base score: 5.5
Status
| Package | Release | Status |
|---|---|---|
|
tar Launchpad, Ubuntu, Debian |
Upstream |
Released
(1.34)
|
| Ubuntu 21.04 (Hirsute Hippo) |
Released
(1.34+dfsg-1build1)
|
|
| Ubuntu 20.10 (Groovy Gorilla) |
Needs triage
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Needs triage
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Needs triage
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Needs triage
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Needs triage
|
Notes
| Author | Note |
|---|---|
| sbeattie | the tar command failed to free memory. As this is a command line tool denial of service, this has been rated as priority low |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20193
- https://savannah.gnu.org/bugs/?59897
- https://git.savannah.gnu.org/cgit/tar.git/commit/?id=d9d4435692150fa8ff68e1b1a473d187cc3fd777
- NVD
- Launchpad
- Debian