CVE-2016-6261

libidn: Out of bounds stack read in idna_to_ascii_4i

Published Sep 7, 2016 CVSS 3.0 · 7.5 High EPSS 4.4% KEV · Not listed
Description
The idna_to_ascii_4i function in lib/idna.c in libidn before 1.33 allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via 64 bytes of input.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-582-1 libidn security update
Debian DSA Debian DSA DSA-3658-1 libidn security update
EUVD EUVD EUVD-2016-7191 The idna_to_ascii_4i function in lib/idna.c in libidn before 1.33 allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via 64 bytes of input.
Ubuntu USN Ubuntu USN USN-3068-1 Libidn vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 1:22 AM
Reserved
Jul 21, 2016, 12:00 AM
Status
Modified
Published
Sep 7, 2016, 8:59 PM
Modified
Jun 17, 2026, 12:50 AM
Severity
Low
Public date
Jul 20, 2016, 12:00 AM