CVE-2016-6262
published 2016-09-07CVE-2016-6262: idn in libidn before 1.33 might allow remote attackers to obtain sensitive memory information by reading a zero byte as input, which triggers an out-of-bounds…
PriorityP341high7.5CVSS 3.0
AVNACLPRNUINSUCHINAN
EPSS
6.51%
93.0th percentile
idn in libidn before 1.33 might allow remote attackers to obtain sensitive memory information by reading a zero byte as input, which triggers an out-of-bounds read, a different vulnerability than CVE-2015-8948.
Affected
31 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | libidn | — | — |
| gnu | libidn | <= 1.32 | — |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
| gnu | libidn | >= 0 < 1.33-r0 | 1.33-r0 |
CVSS provenance
nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
osv7.5HIGH
vendor_debian7.5LOW
vendor_redhat7.5HIGH
vendor_ubuntu7.5HIGH
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GHSA
GHSA-53mg-6xcj-rxjq: idn in libidn before 1
ghsa_unreviewed·2022-05-13·CVSS 7.5
CVE-2016-6262 [HIGH] CWE-125 GHSA-53mg-6xcj-rxjq: idn in libidn before 1
idn in libidn before 1.33 might allow remote attackers to obtain sensitive memory information by reading a zero byte as input, which triggers an out-of-bounds read, a different vulnerability than CVE-2015-8948.
OSV
CVE-2016-6262: idn in libidn before 1
osv·2016-09-07·CVSS 7.5
CVE-2016-6262 [HIGH] CVE-2016-6262: idn in libidn before 1
idn in libidn before 1.33 might allow remote attackers to obtain sensitive memory information by reading a zero byte as input, which triggers an out-of-bounds read, a different vulnerability than CVE-2015-8948.
OSV
libidn vulnerabilities
osv·2016-08-24·CVSS 7.5
CVE-2015-2059 [HIGH] libidn vulnerabilities
libidn vulnerabilities
Thijs Alkemade, Gustavo Grieco, Daniel Stenberg, and Nikos
Mavrogiannopoulos discovered that Libidn incorrectly handled invalid UTF-8
characters. A remote attacker could use this issue to cause Libidn to
crash, resulting in a denial of service, or possibly disclose sensitive
memory. This issue only applied to Ubuntu 12.04 LTS and Ubuntu 14.04 LTS.
(CVE-2015-2059)
Hanno Böck discovered that Libidn incorrectly handled certain input. A
remote attacker could possibly use this issue to cause Libidn to crash,
resulting in a denial of service. (CVE-2015-8948, CVE-2016-6262,
CVE-2016-6261, CVE-2016-6263)
Ubuntu
Libidn vulnerabilities
vendor_ubuntu·2016-08-24·CVSS 7.5
CVE-2015-2059 [HIGH] Libidn vulnerabilities
Title: Libidn vulnerabilities
Summary: Several security issues were fixed in Libidn.
Thijs Alkemade, Gustavo Grieco, Daniel Stenberg, and Nikos
Mavrogiannopoulos discovered that Libidn incorrectly handled invalid UTF-8
characters. A remote attacker could use this issue to cause Libidn to
crash, resulting in a denial of service, or possibly disclose sensitive
memory. This issue only applied to Ubuntu 12.04 LTS and Ubuntu 14.04 LTS.
(CVE-2015-2059)
Hanno Böck discovered that Libidn incorrectly handled certain input. A
remote attacker could possibly use this issue to cause Libidn to crash,
resulting in a denial of service. (CVE-2015-8948, CVE-2016-6262,
CVE-2016-6261, CVE-2016-6263)
Instructions: In general, a standard system update will make all the necessary changes.
Red Hat
libidn: Out-of-bounds read when reading zero byte as input
vendor_redhat·2016-01-14·CVSS 7.5
CVE-2016-6262 [HIGH] CWE-125 libidn: Out-of-bounds read when reading zero byte as input
libidn: Out-of-bounds read when reading zero byte as input
idn in libidn before 1.33 might allow remote attackers to obtain sensitive memory information by reading a zero byte as input, which triggers an out-of-bounds read, a different vulnerability than CVE-2015-8948.
Package: libidn (Red Hat Enterprise Linux 5) - Will not fix
Package: libidn (Red Hat Enterprise Linux 6) - Will not fix
Package: libidn (Red Hat Enterprise Linux 7) - Will not fix
Debian
CVE-2016-6262: libidn - idn in libidn before 1.33 might allow remote attackers to obtain sensitive memor...
vendor_debian·2016·CVSS 7.5
CVE-2016-6262 [HIGH] CVE-2016-6262: libidn - idn in libidn before 1.33 might allow remote attackers to obtain sensitive memor...
idn in libidn before 1.33 might allow remote attackers to obtain sensitive memory information by reading a zero byte as input, which triggers an out-of-bounds read, a different vulnerability than CVE-2015-8948.
Scope: local
bookworm: resolved
bullseye: resolved
forky: resolved
sid: resolved
trixie: resolved
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2015-8948 CVE-2016-6261 CVE-2016-6262 CVE-2016-6263 mingw-libidn: various flaws [fedora-all]
bugzilla·2016-07-22·CVSS 7.5
CVE-2015-8948 [HIGH] CVE-2015-8948 CVE-2016-6261 CVE-2016-6262 CVE-2016-6263 mingw-libidn: various flaws [fedora-all]
CVE-2015-8948 CVE-2016-6261 CVE-2016-6262 CVE-2016-6263 mingw-libidn: various flaws [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of Fedora.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple sup
Bugzilla
CVE-2015-8948 CVE-2016-6261 CVE-2016-6262 CVE-2016-6263 mingw-libidn: various flaws [epel-7]
bugzilla·2016-07-22·CVSS 7.5
CVE-2015-8948 [HIGH] CVE-2015-8948 CVE-2016-6261 CVE-2016-6262 CVE-2016-6263 mingw-libidn: various flaws [epel-7]
CVE-2015-8948 CVE-2016-6261 CVE-2016-6262 CVE-2016-6263 mingw-libidn: various flaws [epel-7]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of Fedora EPEL.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
[bug automatically created by: add-t
Bugzilla
CVE-2015-8948 CVE-2016-6261 CVE-2016-6262 CVE-2016-6263 libidn: various flaws [fedora-all]
bugzilla·2016-07-22·CVSS 7.5
CVE-2015-8948 [HIGH] CVE-2015-8948 CVE-2016-6261 CVE-2016-6262 CVE-2016-6263 libidn: various flaws [fedora-all]
CVE-2015-8948 CVE-2016-6261 CVE-2016-6262 CVE-2016-6263 libidn: various flaws [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of Fedora.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported
Bugzilla
CVE-2016-6262 libidn: Out-of-bounds read when reading zero byte as input
bugzilla·2016-07-22·CVSS 7.5
CVE-2016-6262 [HIGH] CVE-2016-6262 libidn: Out-of-bounds read when reading zero byte as input
CVE-2016-6262 libidn: Out-of-bounds read when reading zero byte as input
An out-of-bounds read was found in libidn when reading zero byte as input.
Upstream fix:
http://git.savannah.gnu.org/cgit/libidn.git/commit/?id=5e3cb9c7b5bf0ce665b9d68f5ddf095af5c9ba60
CVE assignment:
http://seclists.org/oss-sec/2016/q3/124
Discussion:
Created libidn tracking bugs for this issue:
Affects: fedora-all [bug 1359146]
---
Created mingw-libidn tracking bugs for this issue:
Affects: fedora-all [bug 1359147]
Affects: epel-7 [bug 1359148]
---
libidn-1.33-1.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.
---
libidn-1.33-1.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make no
http://git.savannah.gnu.org/cgit/libidn.git/commit/?id=5e3cb9c7b5bf0ce665b9d68f5ddf095af5c9ba60http://lists.opensuse.org/opensuse-updates/2016-08/msg00005.htmlhttp://lists.opensuse.org/opensuse-updates/2016-08/msg00098.htmlhttp://www.openwall.com/lists/oss-security/2016/07/20/6http://www.openwall.com/lists/oss-security/2016/07/21/4http://www.securityfocus.com/bid/92070http://www.ubuntu.com/usn/USN-3068-1https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3Ehttps://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3Ehttps://lists.gnu.org/archive/html/help-libidn/2016-07/msg00009.htmlhttp://git.savannah.gnu.org/cgit/libidn.git/commit/?id=5e3cb9c7b5bf0ce665b9d68f5ddf095af5c9ba60http://lists.opensuse.org/opensuse-updates/2016-08/msg00005.htmlhttp://lists.opensuse.org/opensuse-updates/2016-08/msg00098.htmlhttp://www.openwall.com/lists/oss-security/2016/07/20/6http://www.openwall.com/lists/oss-security/2016/07/21/4http://www.securityfocus.com/bid/92070http://www.ubuntu.com/usn/USN-3068-1https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3Ehttps://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3Ehttps://lists.gnu.org/archive/html/help-libidn/2016-07/msg00009.html
2016-09-07
Published