CVE-2016-2090
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Freedesktop Libbsd
PublishedJan 13, 2017
First seenJan 13, 2017
How to fix
Update
- freedesktop libbsd0.8.2 or later
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KJE5SPSX7HEKLZ34LUTZLXWPEL2K353/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DIQKQ42Z7553D46QY3IMIQKS52QTNIHY/
- security.gentoo.org/glsa/201607-13
- usn.ubuntu.com/4243-1/
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| freedesktop libbsd | v < 0.8.2 | 0.8.2 |
| fedoraproject fedora | 24, 25 | — |
| debian debian_linux | 8.0 | — |
| canonical ubuntu_linux | 12.04, 14.04, 16.04, 18.04, 19.04 | — |
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