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mageiaGentoo FoundationMGASA-2016-0318
HistorySep 25, 2016 - 2:41 p.m.

Updated libarchive packages fix security vulnerability

2016-09-2514:41:52
Gentoo Foundation
advisories.mageia.org
19

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.002

Percentile

52.1%

The updated packages fix several security vulnerabilities: A flaw was found in the way libarchive handled hardlink archive entries of non-zero size. Combined with flaws in libarchive’s file system sandboxing, this issue could cause an application using libarchive to overwrite arbitrary files with arbitrary data from the archive. (CVE-2016-5418, issues #745 and #746) Very long pathnames evade symlink checks (issue#744) size_t underflow leading to out of bounds heap read in process_extra() / archive_read_support_format_zip.c (issue#770) stack-based buffer overflow in bsdtar_expand_char (util.c) (issue#767) libarchive can compress, but cannot decompress zip some files (issue#748) hang in tar parser (issue#731) Out of bounds read in mtree parser (issue#747) heap-based buffer overflow in read_Header (archive_read_support_format_7zip.c) (issue#761)

OSVersionArchitecturePackageVersionFilename
Mageia5noarchlibarchive< 3.2.1-1.2libarchive-3.2.1-1.2.mga5

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.002

Percentile

52.1%