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gentooGentoo FoundationGLSA-201710-19
HistoryOct 18, 2017 - 12:00 a.m.

libarchive: Multiple vulnerabilities

2017-10-1800:00:00
Gentoo Foundation
security.gentoo.org
29

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.3 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.013 Low

EPSS

Percentile

85.7%

Background

libarchive is a library for manipulating different streaming archive formats, including certain tar variants, several cpio formats, and both BSD and GNU ar variants.

Description

Multiple vulnerabilities have been discovered in libarchive. Please review the referenced CVE identifiers for details.

Impact

A remote attacker, via a specially crafted file, could possibly cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All libarchive users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=app-arch/libarchive-3.3.0"
OSVersionArchitecturePackageVersionFilename
Gentooanyallapp-arch/libarchive< 3.3.0UNKNOWN

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.3 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.013 Low

EPSS

Percentile

85.7%