Bug 956088 (CVE-2013-3230)

Summary: CVE-2013-3230 Kernel: l2tp: info leak in l2tp_ip6_recvmsg
Product: [Other] Security Response Reporter: Prasad J Pandit <ppandit>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED WONTFIX QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: agordeev, anton, bhu, davej, dhoward, esammons, fhrbata, gansalmon, iboverma, itamar, jforbes, jkacur, jonathan, jwboyer, kernel-maint, kernel-mgr, lgoncalv, lwang, madhu.chinakonda, mcressma, plougher, rt-maint, rvrbovsk, williams
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2014-06-09 18:13:51 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 956089    
Bug Blocks: 858947    

Description Prasad J Pandit 2013-04-24 09:37:43 UTC
Linux kernel built with the Layer Two Tunneling Protocol (CONFIG_L2TP)
support is vulnerable to an information leakage flaw. It occurs while receiving
messages via recvmsg(2) call.

A user/program could use this flaw to leak kernel memory bytes.

Upstream fix:
 -> http://git.kernel.org/linus/b860d3cc62877fad02863e2a08efff69a19382d2

 -> http://www.openwall.com/lists/oss-security/2013/04/14/3

Comment 1 Prasad J Pandit 2013-04-24 09:39:57 UTC

This issue does not affect the versions of the kernel package as shipped with
Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2.

Comment 2 Prasad J Pandit 2013-04-24 09:41:00 UTC
Created kernel tracking bugs for this issue

Affects: fedora-all [bug 956089]

Comment 3 Fedora Update System 2013-04-27 00:08:33 UTC
kernel-3.8.8-203.fc18 has been pushed to the Fedora 18 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 4 Fedora Update System 2013-05-04 00:07:32 UTC
kernel-3.8.11-100.fc17 has been pushed to the Fedora 17 stable repository.  If problems still persist, please make note of it in this bug report.