Slackware Security Announcement 2009-08-14 curl (SSA:2009-226-01)



[slackware-security] curl (SSA:2009-226-01)


New curl packages are available for Slackware 9.1, 10.0, 10.1, 10.2, 11.0, 12.0, 12.1, 12.2, and -current to fix a security issue.


For more information, see:



Here are the details from the Slackware 12.2 ChangeLog:



This update fixes a security issue where a zero byte embedded in an SSL or TLS certificate could fool cURL into validating the security of a connection to a system that the certificate was not issued for. It has been reported that at least one Certificate Authority allowed such certificates to be issued.

For more information, see:

(* Security fix *)


Where to find the new packages:


HINT: Getting slow download speeds from Give a try. This is another primary FTP site for Slackware that can be considerably faster than downloading directly from


Thanks to the friendly folks at the OSU Open Source Lab ( for donating additional 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 9.1:


Updated package for Slackware 10.0:


Updated package for Slackware 10.1:


Updated package for Slackware 10.2:


Updated package for Slackware 11.0:


Updated package for Slackware 12.0:


Updated package for Slackware 12.1:


Updated package for Slackware 12.2:


Updated package for Slackware -current:


Updated package for Slackware64 -current:



MD5 signatures:



Slackware 9.1 package:

bba430efe6f1dade827dcc3e02f43d96 curl-7.10.7-i486-4_slack9.1.tgz


Slackware 10.0 package:

a11a61820055ee6bec823203ed93d13c curl-7.12.2-i486-4_slack10.0.tgz


Slackware 10.1 package:

a60d0bd5ba6552e5b063dca7b19599fd curl-7.12.2-i486-4_slack10.1.tgz


Slackware 10.2 package:

af8ea0e0889749895bcadb44b329e287 curl-7.12.2-i486-4_slack10.2.tgz


Slackware 11.0 package:

acd48f09056cd46b147c6835920e334d curl-7.15.5-i486-3_slack11.0.tgz


Slackware 12.0 package:

0660de46f0c0d4452416f2a98b0a9e76 curl-7.16.2-i486-3_slack12.0.tgz


Slackware 12.1 package:

5d5675c15841f3d4d08adaa46d47a7c9 curl-7.16.2-i486-3_slack12.1.tgz


Slackware 12.2 package:

84b10d8abbf1fb5537ddd9ab230eed9e curl-7.19.6-i486-1_slack12.2.tgz


Slackware -current package:

ac265914bd49021d656a979470cd8857 curl-7.19.6-i486-1.txz


Slackware64 -current package:

c4eb4c333af7854e6a256074d06e5358 curl-7.19.6-x86_64-1.txz


Installation instructions:



Upgrade the package as root:

# upgradepkg curl-7.19.6-i486-1_slack12.2.tgz




Slackware Linux Security Team
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