Bug 711182 (CVE-2019-16884)

Summary:	<app-emulation/runc-1.0.0_rc9: AppArmor/SELinux bypass with malicious image that specifies a volume at /proc (CVE-2019-16884)
Product:	Gentoo Security	Reporter:	Sam James <sam>
Component:	Vulnerabilities	Assignee:	Gentoo Security <security>
Status:	RESOLVED FIXED
Severity:	minor	CC:	williamh
Priority:	Normal
Version:	unspecified
Hardware:	All
OS:	Linux
URL:	https://github.com/opencontainers/runc/issues/2128
Whiteboard:	B3 [glsa+ cve]
Package list:		Runtime testing required:	---

Description Sam James archtester

2020-03-01 17:18:13 UTC

Description:
"runc through 1.0.0-rc8, as used in Docker through 19.03.2-ce and other products, allows AppArmor restriction bypass because libcontainer/rootfs_linux.go incorrectly checks mount targets, and thus a malicious Docker image can mount over a /proc directory."

Comment 1 Thomas Deutschmann (RETIRED) gentoo-dev

2020-03-02 22:32:12 UTC

@ maintainer(s): Please cleanup and drop =app-emulation/runc-1.0.0_rc8!

Comment 2 Larry the Git Cow gentoo-dev

2020-03-14 22:53:25 UTC

The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=2f21e4f1e09cb1c957781841a6ff90dae3494025

commit 2f21e4f1e09cb1c957781841a6ff90dae3494025
Author:     William Hubbs <williamh@gentoo.org>
AuthorDate: 2020-03-14 22:51:41 +0000
Commit:     William Hubbs <williamh@gentoo.org>
CommitDate: 2020-03-14 22:51:41 +0000

    app-emulation/runc: remove vulnerable versions
    
    Bug: https://bugs.gentoo.org/709456
    Bug: https://bugs.gentoo.org/711182
    
    Signed-off-by: William Hubbs <williamh@gentoo.org>

 app-emulation/runc/runc-1.0.0_rc8.ebuild | 63 --------------------------------
 app-emulation/runc/runc-1.0.0_rc9.ebuild | 63 --------------------------------
 2 files changed, 126 deletions(-)

Comment 3 Thomas Deutschmann (RETIRED) gentoo-dev

2020-03-15 04:17:55 UTC

Added to an existing GLSA.

Comment 4 GLSAMaker/CVETool Bot gentoo-dev

2020-03-15 04:28:44 UTC

This issue was resolved and addressed in
 GLSA 202003-21 at https://security.gentoo.org/glsa/202003-21
by GLSA coordinator Thomas Deutschmann (whissi).