Vulnerability CVE-2016-9275

Vulnerability Name:

CVE-2016-9275 (CCN-123746)

Assigned:

2016-01-16

Published:

2016-01-16

Updated:

2022-03-01

Summary:

Heap-based buffer overflow in the _dwarf_skim_forms function in libdwarf/dwarf_macro5.c in Libdwarf before 20161124 allows remote attackers to cause a denial of service (out-of-bounds read).

CVSS v3 Severity:

7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

CVSS v2 Severity:

5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Complete

Vulnerability Type:

CWE-787

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2016-9275

Source: CCN
Type: oss-sec Mailing List, Fri, 11 Nov 2016 12:42:40 -0500
Re: libdwarf: heap-based buffer overflow in _dwarf_skim_forms (dwarf_macro5.c)

Source: MLIST
Type: Mailing List, Patch, Third Party Advisory
[oss-security] 20161111 Re: libdwarf: heap-based buffer overflow in _dwarf_skim_forms (dwarf_macro5.c)

Source: BID
Type: Third Party Advisory, VDB Entry
94284

Source: CCN
Type: BID-94284
libdwarf Multiple Heap Based Buffer Overflow Vulnerabilities

Source: MISC
Type: Issue Tracking, Patch, Third Party Advisory
https://blogs.gentoo.org/ago/2016/11/07/libdwarf-heap-based-buffer-overflow-in-_dwarf_skim_forms-dwarf_macro5-c

Source: CONFIRM
Type: Issue Tracking, Patch
https://bugzilla.redhat.com/show_bug.cgi?id=1394802

Source: XF
Type: UNKNOWN
libdwarf-cve20169275-dos(123746)

Source: CONFIRM
Type: Issue Tracking, Patch, Third Party Advisory
https://sourceforge.net/p/libdwarf/code/ci/583f8834083b5ef834c497f5b47797e16101a9a6/

Source: CCN
Type: Libdwarf Web site
DA's DWARF Page

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2016-9275

Vulnerable Configuration:

Configuration 1:

cpe:/a:libdwarf_project:libdwarf:*:*:*:*:*:*:*:* (Version >= 1999-12-14 and < 2016-11-24)

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.bionic:def:201692750000000	V	CVE-2016-9275 on Ubuntu 18.04 LTS (bionic) - medium.	2017-03-23
oval:com.ubuntu.artful:def:20169275000	V	CVE-2016-9275 on Ubuntu 17.10 (artful) - medium.	2017-03-23
oval:com.ubuntu.trusty:def:20169275000	V	CVE-2016-9275 on Ubuntu 14.04 LTS (trusty) - medium.	2017-03-23
oval:com.ubuntu.xenial:def:201692750000000	V	CVE-2016-9275 on Ubuntu 16.04 LTS (xenial) - medium.	2017-03-23
oval:com.ubuntu.bionic:def:20169275000	V	CVE-2016-9275 on Ubuntu 18.04 LTS (bionic) - medium.	2017-03-23
oval:com.ubuntu.xenial:def:20169275000	V	CVE-2016-9275 on Ubuntu 16.04 LTS (xenial) - medium.	2017-03-23
oval:com.ubuntu.cosmic:def:20169275000	V	CVE-2016-9275 on Ubuntu 18.10 (cosmic) - medium.	2017-03-23
oval:com.ubuntu.cosmic:def:201692750000000	V	CVE-2016-9275 on Ubuntu 18.10 (cosmic) - medium.	2017-03-23
oval:com.ubuntu.precise:def:20169275000	V	CVE-2016-9275 on Ubuntu 12.04 LTS (precise) - medium.	2017-03-23

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