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[slackware-security] libarchive (SSA:2026-070-01)

Posted on 12 March 2026
Slackware Security

[slackware-security] libarchive (SSA:2026-070-01)

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


Here are the details from the Slackware 15.0 ChangeLog:
+--------------------------+
patches/packages/libarchive-3.8.6-i586-1_slack15.0.txz: Upgraded.
This update fixes bugs and security issues:
libarchive: fix incompatibility with Nettle 4.x (#2858)
libarchive: fix NULL pointer dereference in
archive_acl_from_text_w() (#2859)
bsdunzip: fix ISO week year and Gregorian year confusion (#2860)
7zip: ix SEGV in check_7zip_header_in_sfx via ELF offset validation (#2864)
7zip: fix out-of-bounds access on ELF 64-bit header (#2875)
RAR5 reader: fix infinite loop in rar5 decompression (#2877)
RAR5 reader: fix potential memory leak (#2892)
RAR5: fix SIGSEGV when archive_read_support_format_rar5 is called
twice (#2893)
CAB reader: fix memory leak on repeated calls to
archive_read_support_format_cab (#2895)
mtree reader: Fix file descriptor leak in mtree parser
cleanup (CWE-775, #2878)
various small bugfixes in code and documentation
(* Security fix *)
+--------------------------+


Where to find the new packages:
+-----------------------------+

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

Also see the "Get Slack" section on http://slackware.com for
additional mirror sites near you.

Updated package for Slackware 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/libarchive-3.8.6-i586-1_slack15.0.txz

Updated package for Slackware x86_64 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/libarchive-3.8.6-x86_64-1_slack15.0.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/l/libarchive-3.8.6-i686-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/l/libarchive-3.8.6-x86_64-1.txz


MD5 signatures:
+-------------+

Slackware 15.0 package:
1469605a8cec4e66d7a16926ca13aec6 libarchive-3.8.6-i586-1_slack15.0.txz

Slackware x86_64 15.0 package:
3d55f09d648863928671f010a3fe4628 libarchive-3.8.6-x86_64-1_slack15.0.txz

Slackware -current package:
3ef64b383d3f537142d73d2bce6d784b l/libarchive-3.8.6-i686-1.txz

Slackware x86_64 -current package:
fafea232f0960e2aa345e5e3cf3ae152 l/libarchive-3.8.6-x86_64-1.txz


Installation instructions:
+------------------------+

Upgrade the package as root:
# upgradepkg libarchive-3.8.6-i586-1_slack15.0.txz


+-----+

Slackware Linux Security Team
http://slackware.com/gpg-key
security@slackware.com

 

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