Arch Linux Security Advisory ASA-202102-41 ========================================== Severity: Low Date : 2021-02-27 CVE-ID : CVE-2021-20193 Package : tar Type : denial of service Remote : No Link : https://security.archlinux.org/AVG-1462 Summary ======= The package tar before version 1.34-1 is vulnerable to denial of service. Resolution ========== Upgrade to 1.34-1. # pacman -Syu "tar>=1.34-1" The problem has been fixed upstream in version 1.34. Workaround ========== None. Description =========== An issue was discovered in GNU Tar before version 1.34. There is a memory leak in read_header() in list.c in the tar application. Impact ====== A crafted tar archive can crash the application. References ========== https://bugzilla.redhat.com/show_bug.cgi?id=1917565 https://savannah.gnu.org/bugs/?59897 https://git.savannah.gnu.org/cgit/tar.git/commit/?id=d9d4435692150fa8ff68e1b... https://security.archlinux.org/CVE-2021-20193