CVE-2021-20193

Name
CVE-2021-20193
Description
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.
NVD Severity
medium
Other trackers
Mailing lists
Exploits
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
Issue Tracking https://savannah.gnu.org/bugs/?59897
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1917565
Mailing List https://git.savannah.gnu.org/cgit/tar.git/commit/?id=d9d4435692150fa8ff68e1b1a473d187cc3fd777
Third Party Advisory https://security.gentoo.org/glsa/202105-29

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:gnu:tar:*:*:*:*:*:*:*:* tar >= None <= 1.33

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
tar edge-main 1.34-r0 Carlo Landmeter <clandmeter@alpinelinux.org> fixed
tar 3.13-main 1.34-r0 Carlo Landmeter <clandmeter@alpinelinux.org> fixed
tar 3.12-main 1.32-r2 Carlo Landmeter <clandmeter@gmail.com> fixed
tar 3.11-main 1.32-r2 Carlo Landmeter <clandmeter@gmail.com> fixed
tar 3.10-main 1.32-r1 Carlo Landmeter <clandmeter@gmail.com> fixed
tar 3.14-main 1.34-r0 Carlo Landmeter <clandmeter@alpinelinux.org> fixed
tar 3.15-main 1.34-r0 Carlo Landmeter <clandmeter@alpinelinux.org> fixed