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Out-of-bounds Read Affecting libidn package, versions <1.33

0.0
high

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.46% (72nd percentile)
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NVD
7.5 high
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Red Hat
3.7 low

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  • Snyk ID SNYK-COCOAPODS-LIBIDN-470966
  • published 2 Oct 2019
  • disclosed 20 Jul 2016
  • credit Unknown
Report a new vulnerability Found a mistake?

Introduced: 20 Jul 2016

CVE-2016-6261 Open this link in a new tab
CWE-125 Open this link in a new tab

How to fix?

Upgrade libidn to version 1.33 or higher.

Overview

libidn is an Encode/decode i18n domains using Stringprep, Punycode and IDNA.

Affected versions of this package are vulnerable to Out-of-bounds Read due to idna_to_ascii_4i function in lib/idna.c does not properly handle 64 bytes of input, leading to out-of-bounds read and crash.