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FreeBSD : libidn -- multiple vulnerabilities (cb5189eb-572f-11e6-b334-002590263bf5)

high Nessus Plugin ID 92652

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Synopsis

The remote FreeBSD host is missing a security-related update.

Description

Simon Josefsson reports :

libidn: Fix out-of-bounds stack read in idna_to_ascii_4i.

idn: Solve out-of-bounds-read when reading one zero byte as input.
Also replaced fgets with getline.

libidn: stringprep_utf8_nfkc_normalize reject invalid UTF-8. It was always documented to only accept UTF-8 data, but now it doesn't crash when presented with such data.

Solution

Update the affected package.

See Also

https://lists.gnu.org/archive/html/help-libidn/2016-07/msg00009.html

https://www.openwall.com/lists/oss-security/2016/07/21/4

http://www.nessus.org/u?6d8dadca

Plugin Details

Severity: High

ID: 92652

File Name: freebsd_pkg_cb5189eb572f11e6b334002590263bf5.nasl

Version: 2.7

Type: local

Published: 8/1/2016

Updated: 1/4/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS v3

Risk Factor: High

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:libidn, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 7/31/2016

Vulnerability Publication Date: 7/20/2016

Reference Information

CVE: CVE-2015-8948, CVE-2016-6261, CVE-2016-6262, CVE-2016-6263