Bug 460676 (CVE-2013-2546)

Summary:	Kernel : crypto: info leaks in report API (CVE-2013-{2546,2547,2548})
Product:	Gentoo Security	Reporter:	Agostino Sarubbo <ago>
Component:	Kernel	Assignee:	Gentoo Kernel Security <security-kernel>
Status:	RESOLVED OBSOLETE
Severity:	normal	CC:	kernel
Priority:	Normal
Version:	unspecified
Hardware:	All
OS:	Linux
URL:	https://bugzilla.redhat.com/show_bug.cgi?id=918512
Whiteboard:
Package list:		Runtime testing required:	---

Description Agostino Sarubbo gentoo-dev

2013-03-07 11:46:40 UTC

From $URL :

Linux kernels built with crypto user APIs are vulnerable to the information
disclosure flaw. It occurs when user calls the `crypto_*_report' APIs via
netlink based crypto API interface.

A privileged user/program (CAP_NET_ADMIN) could use this flaw to read kernel memory area.

Upstream fix:
-------------
 -> https://git.kernel.org/linus/9a5467bf7b6e9e02ec9c3da4e23747c05faeaac6

Comment 1 Agostino Sarubbo gentoo-dev

2013-03-15 18:48:16 UTC

From oss-security http://www.openwall.com/lists/oss-security/2013/03/14/21 :

CVE-2013-1825 -> REJECT; replaced by these three:

CVE-2013-2546
9a5467bf7b6e9e02ec9c3da4e23747c05faeaac6 part 1

CVE-2013-2547
9a5467bf7b6e9e02ec9c3da4e23747c05faeaac6 part 2

CVE-2013-2548
9a5467bf7b6e9e02ec9c3da4e23747c05faeaac6 part 3

Comment 2 Christopher Díaz Riveros (RETIRED) gentoo-dev

2018-04-04 19:16:40 UTC

There are no longer any 2.x or <3.8.2 kernels available in the repository with
the exception of sys-kernel/xbox-sources which is unsupported by security.