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gentooGentoo FoundationGLSA-201702-11
HistoryFeb 19, 2017 - 12:00 a.m.

GNU C Library: Multiple vulnerabilities

2017-02-1900:00:00
Gentoo Foundation
security.gentoo.org
29

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

0.055 Low

EPSS

Percentile

93.3%

Background

The GNU C library is the standard C library used by Gentoo Linux systems.

Description

Multiple vulnerabilities have been discovered in the GNU C Library. Please review the CVE identifiers referenced below for details.

Impact

A context-dependent attacker could possibly execute arbitrary code with the privileges of the process, disclose sensitive information, or cause a Denial of Service condition via multiple vectors.

Workaround

There is no known workaround at this time.

Resolution

All GNU C Library users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=sys-libs/glibc-2.23-r3"
OSVersionArchitecturePackageVersionFilename
Gentooanyallsys-libs/glibc< 2.23-r3UNKNOWN

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

0.055 Low

EPSS

Percentile

93.3%