CVE-2016-2090
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.
02 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.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.20% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 87.7% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-01-13 16:00Z9 YR AGO
- Last updated
- 2024-08-05 23:17Z2 YR AGO
- Reserved
- 2016-01-28
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
- Data version
- 5.1
- Document digest
- 9d2bb90e8782b8ce26d7fcb1c1f55f096b4145cd25c4d33aa821cd02233e73ae
05 Affected products
06 References
- lists.fedoraproject.orgFEDORA-2016-d3e562bb52https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KJE5SPSX7HEKLZ34LUTZLXWPEL2K353/
- blog.fuzzing-project.orghttps://blog.fuzzing-project.org/36-Heap-buffer-overflow-in-fgetwln-function-of-libbsd.html
- lists.fedoraproject.orgFEDORA-2016-5c3d057783https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DIQKQ42Z7553D46QY3IMIQKS52QTNIHY/
- bugs.freedesktop.orghttps://bugs.freedesktop.org/show_bug.cgi?id=93881
- www.openwall.com[oss-security] 20160128 Re: Heap buffer overflow in fgetwln function of libbsdhttp://www.openwall.com/lists/oss-security/2016/01/28/5
- cgit.freedesktop.orghttps://cgit.freedesktop.org/libbsd/commit/?id=c8f0723d2b4520bdd6b9eb7c3e7976de726d7ff7
- security.gentoo.orgGLSA-201607-13https://security.gentoo.org/glsa/201607-13
- lists.debian.org[debian-lts-announce] 20191230 [SECURITY] [DLA 2052-1] libbsd security updatehttps://lists.debian.org/debian-lts-announce/2019/12/msg00036.html
- usn.ubuntu.comUSN-4243-1https://usn.ubuntu.com/4243-1/
07 Fixed in
Debian 12
- libbsd Fixed in 0.8.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- libbsd Fixed in 0.8.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- libbsd Fixed in 0.8.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- libbsd Fixed in 0.6.0-2ubuntu1+esm1Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.