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CVE-2015-8709

Good to know:

Date: February 7, 2016

kernel/ptrace.c in the Linux kernel through 4.4.1 mishandles uid and gid mappings, which allows local users to gain privileges by establishing a user namespace, waiting for a root process to enter that namespace with an unsafe uid or gid, and then using the ptrace system call. NOTE: the vendor states "there is no kernel bug here.

Language: C

Severity Score

9.8

Related Resources (29)

Url: http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html

Url: http://marc.info/?l=linux-kernel&m=145204362722256&w=2

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2015-8709

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00034.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00025.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00031.html

Url: http://www.securitytracker.com/id/1034899

Url: https://nvd.nist.gov/vuln/detail/CVE-2015-8709

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00028.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00036.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00030.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00033.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00029.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00026.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00037.html

Url: http://marc.info/?l=linux-kernel&m=145204641422813&w=2

Url: http://www.openwall.com/lists/oss-security/2015/12/17/12

Url: http://www.securityfocus.com/bid/79899

Url: http://www.debian.org/security/2016/dsa-3434

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html

Url: http://www.openwall.com/lists/oss-security/2015/12/31/5

Url: https://bugzilla.redhat.com/show_bug.cgi?id=1295287

Url: https://lkml.org/lkml/2015/12/25/71

Url: http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176484.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00019.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00027.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00032.html

Url: https://security-tracker.debian.org/tracker/CVE-2015-8709

Url: https://www.mend.io/vulnerability-database/CVE-2015-8709

Severity Score

9.8

Weakness Type (CWE)

Permissions, Privileges, and Access Control

CWE-264

Top Fix

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CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

Mend.io Vulnerability Database

We found results for “”

CVE-2015-8709

Good to know:

Date: February 7, 2016

Language: C

Severity Score

Related Resources (29)

Severity Score

Weakness Type (CWE)

Top Fix

Upgrade Version

CVSS v3.1

CVSS v2

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