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CVE-2016-1583

Good to know:

Date: June 27, 2016

The ecryptfs_privileged_open function in fs/ecryptfs/kthread.c in the Linux kernel before 4.6.3 allows local users to gain privileges or cause a denial of service (stack memory consumption) via vectors involving crafted mmap calls for /proc pathnames, leading to recursive pagefault handling.

Language: C

Severity Score

7.8

Related Resources (55)

Url: https://nvd.nist.gov/vuln/detail/CVE-2016-1583

Url: http://www.ubuntu.com/usn/USN-3006-1

Url: http://www.ubuntu.com/usn/USN-3004-1

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html

Url: http://www.ubuntu.com/usn/USN-3002-1

Url: http://www.ubuntu.com/usn/USN-3000-1

Url: http://www.ubuntu.com/usn/USN-2996-1

Url: https://github.com/torvalds/linux/commit/f0fe970df3838c202ef6c07a4c2b36838ef0a88b

Url: http://www.ubuntu.com/usn/USN-2998-1

Url: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f5364c150aa645b3d7daa21b5c0b9feaa1c9cd6d

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html

Url: http://www.ubuntu.com/usn/USN-3008-1

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html

Url: http://rhn.redhat.com/errata/RHSA-2016-2766.html

Url: https://www.exploit-db.com/exploits/39992/

Url: http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00027.html

Url: http://www.openwall.com/lists/oss-security/2016/06/22/1

Url: https://access.redhat.com/errata/RHSA-2017:2760

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html

Url: http://packetstormsecurity.com/files/137560/Linux-ecryptfs-Stack-Overflow.html

Url: http://www.securitytracker.com/id/1036763

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html

Url: http://www.openwall.com/lists/oss-security/2016/06/10/8

Url: http://www.ubuntu.com/usn/USN-3005-1

Url: http://www.ubuntu.com/usn/USN-3003-1

Url: http://www.debian.org/security/2016/dsa-3607

Url: https://bugzilla.redhat.com/show_bug.cgi?id=1344721

Url: http://www.ubuntu.com/usn/USN-3001-1

Url: https://github.com/torvalds/linux/commit/2f36db71009304b3f0b95afacd8eba1f9f046b87

Url: http://www.securityfocus.com/bid/91157

Url: http://www.ubuntu.com/usn/USN-2997-1

Url: http://www.ubuntu.com/usn/USN-2999-1

Url: http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html

Url: https://access.redhat.com/security/cve/CVE-2016-1583

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html

Url: http://www.ubuntu.com/usn/USN-3007-1

Url: https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.3

Url: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2f36db71009304b3f0b95afacd8eba1f9f046b87

Url: https://security-tracker.debian.org/tracker/CVE-2016-1583

Url: http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html

Url: https://bugs.chromium.org/p/project-zero/issues/detail?id=836

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2016-1583

Url: https://github.com/torvalds/linux/commit/f5364c150aa645b3d7daa21b5c0b9feaa1c9cd6d

Url: http://rhn.redhat.com/errata/RHSA-2016-2124.html

Url: https://www.mend.io/vulnerability-database/CVE-2016-1583

Severity Score

7.8

Weakness Type (CWE)

Buffer Errors

CWE-119

Top Fix

Upgrade Version

Upgrade to version 4.6.3

CVSS v3.1

Base Score:	7.8
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	7.2
Access Vector (AV):	LOCAL
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	COMPLETE
Integrity (I):	COMPLETE
Availability (A):	COMPLETE
Additional information:

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