Published: 13/01/2017 Updated: 07/11/2023

CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10

CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9

VMScore: 668

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

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

Vulnerable Product	Search on Vulmon	Subscribe to Product
fedoraproject fedora 25
fedoraproject fedora 24
freedesktop libbsd
debian debian linux 8.0
canonical ubuntu linux 16.04
canonical ubuntu linux 12.04
canonical ubuntu linux 18.04
canonical ubuntu linux 19.04
canonical ubuntu linux 14.04

Several security issues were fixed in libbsd ...

CWE-119 https://cgit.freedesktop.org/libbsd/commit/?id=c8f0723d2b4520bdd6b9eb7c3e7976de726d7ff7 https://bugs.freedesktop.org/show_bug.cgi?id=93881 https://blog.fuzzing-project.org/36-Heap-buffer-overflow-in-fgetwln-function-of-libbsd.html http://www.openwall.com/lists/oss-security/2016/01/28/5 https://security.gentoo.org/glsa/201607-13 https://lists.debian.org/debian-lts-announce/2019/12/msg00036.html https://usn.ubuntu.com/4243-1/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KJE5SPSX7HEKLZ34LUTZLXWPEL2K353/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DIQKQ42Z7553D46QY3IMIQKS52QTNIHY/https://usn.ubuntu.com/4243-1/https://nvd.nist.gov

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