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mageiaGentoo FoundationMGASA-2016-0256
HistoryJul 14, 2016 - 11:33 p.m.

Updated util-linux packages fix security vulnerability

2016-07-1423:33:59
Gentoo Foundation
advisories.mageia.org
23

4.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

4.6 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.002 Low

EPSS

Percentile

53.1%

The util-linux libblkid is vulnerable to a Denial of Service attack during MSDOS partition table parsing, in the extended partition boot record (EBR). If the next EBR starts at relative offset 0, parse_dos_extended() will loop until running out of memory. An attacker could install a specially crafted MSDOS partition table in a storage device and trick a user into using it. This library is used, among others, by systemd-udevd daemon (CVE-2016-5011).

OSVersionArchitecturePackageVersionFilename
Mageia5noarchutil-linux< 2.25.2-3.4util-linux-2.25.2-3.4.mga5

4.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

4.6 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.002 Low

EPSS

Percentile

53.1%