oss-sec mailing list archives

Re: CVE request: Kernel PID Spoofing Privilege Escalation Vulnerability

From: Kurt Seifried <kseifried () redhat com>
Date: Wed, 04 Sep 2013 20:30:05 -0600

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

On 09/04/2013 08:39 AM, Agostino Sarubbo wrote:

A vulnerability has been reported in the Linux Kernel, which can be
exploited by malicious, local users to gain escalated privileges.

The vulnerability is caused due to an error within the
"scm_check_creds()" function (net/core/scm.c) and can be exploited
to gain escalated privileges by spoofing a PID.

The vulnerability is reported in version 3.10.10.


Solution: Fixed in the GIT repository.

Provided and/or discovered by: Disclosed within a GIT commit.

Original Advisory: 
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/net/core/scm.c?id=d661684cf6820331feae71146c35da83d794467e

 Source: https://secunia.com/advisories/54675/


Please use CVE-2013-4300 for this issue.

Stupid Q, any reason why this couldn't be sent to
http://oss-security.openwall.org/wiki/mailing-lists/distros to give
vendors a heads up (also we can get it a CVE prior to public release
then)?

- -- 
Kurt Seifried Red Hat Security Response Team (SRT)
PGP: 0x5E267993 A90B F995 7350 148F 66BF 7554 160D 4553 5E26 7993
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.14 (GNU/Linux)
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=FTZc
-----END PGP SIGNATURE-----

Current thread:

CVE request: Kernel PID Spoofing Privilege Escalation Vulnerability Agostino Sarubbo (Sep 04)
- Re: CVE request: Kernel PID Spoofing Privilege Escalation Vulnerability Kurt Seifried (Sep 04)
  - Re: CVE request: Kernel PID Spoofing Privilege Escalation Vulnerability Dan Carpenter (Sep 05)
    - Re: CVE request: Kernel PID Spoofing Privilege Escalation Vulnerability Petr Matousek (Sep 05)
  - Re: CVE request: Kernel PID Spoofing Privilege Escalation Vulnerability Agostino Sarubbo (Sep 05)