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Bug 96128 - grsecurity 2.1.6 released for 2.4.31/2.6.11.12
Summary: grsecurity 2.1.6 released for 2.4.31/2.6.11.12
Status: RESOLVED FIXED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Hardened (show other bugs)
Hardware: All Linux
: High normal (vote)
Assignee: The Gentoo Linux Hardened Team
URL: http://grsecurity.net/news.php#grsec216
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2005-06-14 14:41 UTC by Andreas Korthaus
Modified: 2005-06-28 18:56 UTC (History)
0 users

See Also:
Package list:
Runtime testing required: ---


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Description Andreas Korthaus 2005-06-14 14:41:59 UTC
grsecurity 2.1.6 has been released for the 2.4.31 and 2.6.11.12 version of the
Linux kernel. Changes in this version include:

    * PaX updates
    * Inverted socket policies (see the sample policy with gradm for syntax)
    * gradm now can work on both 2.4 and 2.6 kernels without requiring a
recompile for the currently running kernel
    * ATI Radeon (and more) video cards will work properly with the /dev/(k)mem
restriction feature
    * PAM authentication support has been added to the RBAC system for special
roles, which allows you to use a variety of different authentication methods in
place of the regular kernel-based password authentication.
    * A new subject flag was added to be placed on binaries that are allowed to
communicate with the /dev/grsec device. The "a" mode should be added to special
roles like the admin role. The sample policy has been updated to reflect this change
    * The learn_config file has been updated with new rules to facilitate better
reduced policies
    * The always-reduce-path directive in learn_config is now interpreted by the
learning daemon itself, allowing paths to be rewritten before they ever reach
the disk
    * Various other bugs have been fixed, including improper role reduction in
some cases in policy generation


Reproducible: Always
Steps to Reproduce:
1.
2.
3.




grsec-sources (and other sources using grsec) should be updated to kernel 2.4.31
(or 2.6.11.12), which solves some security-related bugs.
Comment 1 solar (RETIRED) gentoo-dev 2005-06-22 20:50:09 UTC
hardened-sources-2.4.31 ~x86 is in the tree.
gradm-2.1.6.XX is in the tree now also.
Comment 2 Robert Paskowitz (RETIRED) gentoo-dev 2005-06-22 21:02:37 UTC
hardened-sources-2.6.11-r14 is in the tree with keywords 'x86 ppc amd64'. It is based off 2.6.11.12 and 
has grsec 2.1.6.
Comment 3 Andreas Korthaus 2005-06-28 11:54:43 UTC
What about new grsec-sources?

(Will they switch to kernel-2.6 soon?)

Or do you recommend switching to hardened-sources, also if I only need grsec?
Comment 4 Robert Paskowitz (RETIRED) gentoo-dev 2005-06-28 12:00:50 UTC
grsec-sources are going to be dropped from the tree. hardened-sources is recommended for both 2.4.x 
and 2.6.x.
Comment 5 solar (RETIRED) gentoo-dev 2005-06-28 18:56:10 UTC
(In reply to comment #3)
> What about new grsec-sources?

See the grsec-sources ChangeLog entry from 29 Apr 2005