cleemy desu wayo reported that incorrect handling of filenames by xzgrep
in xz-utils, the XZ-format compression utilities, can result in
overwrite of arbitrary files or execution of arbitrary code if a file
with a specially crafted filename is processed.
For the oldstable distribution (buster), this problem has been fixed
in version 5.2.4-1+deb10u1.
For the stable distribution (bullseye), this problem has been fixed in
We recommend that you upgrade your xz-utils packages.