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Bug 483614 (CVE-2013-4300) - Kernel : PID Spoofing Privilege Escalation Vulnerability (CVE-2013-4300)
Summary: Kernel : PID Spoofing Privilege Escalation Vulnerability (CVE-2013-4300)
Alias: CVE-2013-4300
Product: Gentoo Security
Classification: Unclassified
Component: Kernel (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Gentoo Kernel Security
Depends on:
Reported: 2013-09-04 14:34 UTC by Agostino Sarubbo
Modified: 2022-03-25 15:36 UTC (History)
1 user (show)

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


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Description Agostino Sarubbo gentoo-dev 2013-09-04 14:34:18 UTC
From ${URL} :


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.

Fixed in the GIT repository.

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

Original Advisory:
Comment 1 Tom Wijsman (TomWij) (RETIRED) gentoo-dev 2013-09-25 15:02:45 UTC
Will be applied in 3.10.7-r1 and newer version bumps.
Comment 2 GLSAMaker/CVETool Bot gentoo-dev 2013-09-30 16:26:50 UTC
CVE-2013-4300 (
  The scm_check_creds function in net/core/scm.c in the Linux kernel before
  3.11 performs a capability check in an incorrect namespace, which allows
  local users to gain privileges via PID spoofing.
Comment 3 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-03-25 15:36:47 UTC
Fix in 3.10.13 onwards