A libksba security update has been released for Slackware 14.2, 15.0, and -current.

slackware-security: libksba (SSA:2022-354-01)

[slackware-security] libksba (SSA:2022-354-01)

New libksba packages are available for Slackware 14.2, 15.0, and -current to
fix a security issue.

Here are the details from the Slackware 15.0 ChangeLog:
+--------------------------+
patches/packages/libksba-1.6.3-i586-1_slack15.0.txz: Upgraded.
Fix another integer overflow in the CRL's signature parser.
(* 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 14.2:
  ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/libksba-1.6.3-i586-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
  ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/libksba-1.6.3-x86_64-1_slack14.2.txz

Updated package for Slackware 15.0:
  ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/libksba-1.6.3-i586-1_slack15.0.txz

Updated package for Slackware x86_64 15.0:
  ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/libksba-1.6.3-x86_64-1_slack15.0.txz

Updated package for Slackware -current:
  ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/libksba-1.6.3-i586-1.txz

Updated package for Slackware x86_64 -current:
  ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/n/libksba-1.6.3-x86_64-1.txz

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

Slackware 14.2 package:
ae262579a0d2e68df5b70fd628df19e1 libksba-1.6.3-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
20eecfa1455172d812209937c8795974 libksba-1.6.3-x86_64-1_slack14.2.txz

Slackware 15.0 package:
597ef939b71c2782b0c7a79ae332ee92 libksba-1.6.3-i586-1_slack15.0.txz

Slackware x86_64 15.0 package:
dce24978c6b18f6e1c410a7b09f2b838 libksba-1.6.3-x86_64-1_slack15.0.txz

Slackware -current package:
0405eec1d751916925f3c99178e25fb2 n/libksba-1.6.3-i586-1.txz

Slackware x86_64 -current package:
1a02fd707dedd82bc5056eb7daf05e3e n/libksba-1.6.3-x86_64-1.txz

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

Upgrade the package as root:
# upgradepkg libksba-1.6.3-i586-1_slack15.0.txz