Slackware 1019 Published by

A libarchive security update has been released for Slackware Linux 14.1, 14.2, 15.0, and -current.

libarchive (SSA:2023-256-02)

libarchive (SSA:2023-256-02)

New libarchive packages are available for Slackware 14.1, 14.2, 15.0,
and -current to fix security issues.

Here are the details from the Slackware 15.0 ChangeLog:
patches/packages/libarchive-3.7.2-i586-1_slack15.0.txz: Upgraded.
This update fixes multiple security vulnerabilities in the PAX writer:
Heap overflow in url_encode() in archive_write_set_format_pax.c.
NULL dereference in archive_write_pax_header_xattrs().
Another NULL dereference in archive_write_pax_header_xattrs().
NULL dereference in archive_write_pax_header_xattr().
(* Security fix *)

Where to find the new packages:

Thanks to the friendly folks at the OSU Open Source Lab
( for donating FTP and rsync hosting
to the Slackware project! :-)

Also see the "Get Slack" section on for
additional mirror sites near you.

Updated package for Slackware 14.1:

Updated package for Slackware x86_64 14.1:

Updated package for Slackware 14.2:

Updated package for Slackware x86_64 14.2:

Updated package for Slackware 15.0:

Updated package for Slackware x86_64 15.0:

Updated package for Slackware -current:

Updated package for Slackware x86_64 -current:

MD5 signatures:

Slackware 14.1 package:
0734f4f41a309a63595eadcdfa59c6da libarchive-3.7.2-i486-1_slack14.1.txz

Slackware x86_64 14.1 package:
a28dc630310bf1b6d9969350386a193a libarchive-3.7.2-x86_64-1_slack14.1.txz

Slackware 14.2 package:
cca83befc3d592f0e2fb8de4e1ee45fd libarchive-3.7.2-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
056cc005bfd8749f081458abd680e096 libarchive-3.7.2-x86_64-1_slack14.2.txz

Slackware 15.0 package:
0058c4bff9dfd0a066ff70c4e617f52e libarchive-3.7.2-i586-1_slack15.0.txz

Slackware x86_64 15.0 package:
1680708bcdd96dcbee5298b2e08d0ed4 libarchive-3.7.2-x86_64-1_slack15.0.txz

Slackware -current package:
863279c97d65af890fdfb980c3afc2cb l/libarchive-3.7.2-i586-1.txz

Slackware x86_64 -current package:
cee3a39b10792ff1ee303a947b10629f l/libarchive-3.7.2-x86_64-1.txz

Installation instructions:

Upgrade the package as root:
# upgradepkg libarchive-3.7.2-i586-1_slack15.0.txz


Slackware Linux Security Team