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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
19

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

4.9 Medium

CVSS2

Access Vector

LOCAL

Access 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

0.002 Low

EPSS

Percentile

52.4%

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

4.6 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

4.9 Medium

CVSS2

Access Vector

LOCAL

Access 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

0.002 Low

EPSS

Percentile

52.4%