CVE-2016-2090

Published: Jan 13, 2017Modified: May 13, 2026

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

Off-by-one vulnerability in the fgetwln function in libbsd before 0.8.2 allows attackers to have unspecified impact via unknown vectors, which trigger a heap-based buffer overflow.

Affected (9)

Products: Fedoraproject: Fedora · Freedesktop: Libbsd · Debian: Debian Linux · +1 more

Show all products

Fedoraproject: Fedora · Freedesktop: Libbsd · Debian: Debian Linux · Canonical: Ubuntu Linux

1 product

1 product

1 product

1 product

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 24
Fedoraproject Fedora	Version 25

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Freedesktop Libbsd	Before 0.8.2

Configuration C

1 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 8.0

Configuration D

5 vulnerable

Vulnerable Software	Affected Versions
Canonical Ubuntu Linux	Version 12.04
Canonical Ubuntu Linux	Version 14.04
Canonical Ubuntu Linux	Version 16.04
Canonical Ubuntu Linux	Version 18.04
Canonical Ubuntu Linux	Version 19.04

Related CWEs

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (18)

http://www.openwall.com/lists/oss-security/2016/01/28/5

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://blog.fuzzing-project.org/36-Heap-buffer-overflow-in-fgetwln-function-of-libbsd.html

Source: cve@mitre.org

Third Party Advisory

https://bugs.freedesktop.org/show_bug.cgi?id=93881

Source: cve@mitre.org

Issue TrackingThird Party Advisory

https://cgit.freedesktop.org/libbsd/commit/?id=c8f0723d2b4520bdd6b9eb7c3e7976de726d7ff7

Source: cve@mitre.org

Issue TrackingPatchThird Party Advisory

https://lists.debian.org/debian-lts-announce/2019/12/msg00036.html

Source: cve@mitre.org

Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KJE5SPSX7HEKLZ34LUTZLXWPEL2K353/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DIQKQ42Z7553D46QY3IMIQKS52QTNIHY/

Source: cve@mitre.org

https://security.gentoo.org/glsa/201607-13

Source: cve@mitre.org

Third Party Advisory

https://usn.ubuntu.com/4243-1/

Source: cve@mitre.org

Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/01/28/5

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

https://blog.fuzzing-project.org/36-Heap-buffer-overflow-in-fgetwln-function-of-libbsd.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://bugs.freedesktop.org/show_bug.cgi?id=93881

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingThird Party Advisory

https://cgit.freedesktop.org/libbsd/commit/?id=c8f0723d2b4520bdd6b9eb7c3e7976de726d7ff7

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingPatchThird Party Advisory

https://lists.debian.org/debian-lts-announce/2019/12/msg00036.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KJE5SPSX7HEKLZ34LUTZLXWPEL2K353/

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DIQKQ42Z7553D46QY3IMIQKS52QTNIHY/

Source: af854a3a-2127-422b-91ae-364da2661108

https://security.gentoo.org/glsa/201607-13

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://usn.ubuntu.com/4243-1/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

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