CVE-2016-4354
published 2016-06-13CVE-2016-4354: ber-decoder.c in Libksba before 1.3.3 uses an incorrect integer data type, which allows remote attackers to cause a denial of service (crash) via crafted BER…
PriorityP336high7.5CVSS 3.0
AVNACLPRNUINSUCNINAH
EPSS
1.87%
76.9th percentile
ber-decoder.c in Libksba before 1.3.3 uses an incorrect integer data type, which allows remote attackers to cause a denial of service (crash) via crafted BER data, which leads to a buffer overflow.
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | libksba | < libksba 1.3.3-1 (bookworm) | libksba 1.3.3-1 (bookworm) |
| gnupg | libksba | <= 1.3.2 | — |
| gnupg | libksba | >= 0 < 1.3.3-1 | 1.3.3-1 |
| gnupg | libksba | >= 0 < 1.3.3-1 | 1.3.3-1 |
| gnupg | libksba | >= 0 < 1.3.3-1 | 1.3.3-1 |
| gnupg | libksba | >= 0 < 1.3.3-1 | 1.3.3-1 |
| gnupg | libksba | >= 0 < 1.3.0-3ubuntu0.14.04.2 | 1.3.0-3ubuntu0.14.04.2 |
| gnupg | libksba | >= 0 < 1.3.3-1ubuntu0.16.04.1 | 1.3.3-1ubuntu0.16.04.1 |
CVSS provenance
nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5LOW
vendor_redhat7.5HIGH
vendor_ubuntu7.5HIGH
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GHSA
GHSA-35f2-fx5v-8568: ber-decoder
ghsa_unreviewed·2022-05-13
CVE-2016-4354 [HIGH] CWE-119 GHSA-35f2-fx5v-8568: ber-decoder
ber-decoder.c in Libksba before 1.3.3 uses an incorrect integer data type, which allows remote attackers to cause a denial of service (crash) via crafted BER data, which leads to a buffer overflow.
OSV
CVE-2016-4354: ber-decoder
osv·2016-06-13·CVSS 7.5
CVE-2016-4354 [HIGH] CVE-2016-4354: ber-decoder
ber-decoder.c in Libksba before 1.3.3 uses an incorrect integer data type, which allows remote attackers to cause a denial of service (crash) via crafted BER data, which leads to a buffer overflow.
OSV
libksba vulnerabilities
osv·2016-05-17·CVSS 7.5
CVE-2016-4353 [HIGH] libksba vulnerabilities
libksba vulnerabilities
Hanno Böck discovered that Libksba incorrectly handled decoding certain BER
data. An attacker could use this issue to cause Libksba to crash, resulting
in a denial of service. This issue only applied to Ubuntu 12.04 LTS and
Ubuntu 14.04 LTS. (CVE-2016-4353)
Hanno Böck discovered that Libksba incorrectly handled decoding certain BER
data. An attacker could use this issue to cause Libksba to crash, resulting
in a denial of service, or possibly execute arbitrary code. This issue only
applied to Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. (CVE-2016-4354,
CVE-2016-4355)
Hanno Böck discovered that Libksba incorrectly handled incorrect utf-8
strings when decoding certain DN data. An attacker could use this issue to
cause Libksba to crash, resulting in a denial of service, or
Ubuntu
Libksba vulnerabilities
vendor_ubuntu·2016-05-17·CVSS 7.5
CVE-2016-4353 [HIGH] Libksba vulnerabilities
Title: Libksba vulnerabilities
Summary: Libksba could be made to crash or run programs if it decoded specially
crafted data.
Hanno Böck discovered that Libksba incorrectly handled decoding certain BER
data. An attacker could use this issue to cause Libksba to crash, resulting
in a denial of service. This issue only applied to Ubuntu 12.04 LTS and
Ubuntu 14.04 LTS. (CVE-2016-4353)
Hanno Böck discovered that Libksba incorrectly handled decoding certain BER
data. An attacker could use this issue to cause Libksba to crash, resulting
in a denial of service, or possibly execute arbitrary code. This issue only
applied to Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. (CVE-2016-4354,
CVE-2016-4355)
Hanno Böck discovered that Libksba incorrectly handled incorrect utf-8
strings when decoding certain DN
Debian
CVE-2016-4354: libksba - ber-decoder.c in Libksba before 1.3.3 uses an incorrect integer data type, which...
vendor_debian·2016·CVSS 7.5
CVE-2016-4354 [HIGH] CVE-2016-4354: libksba - ber-decoder.c in Libksba before 1.3.3 uses an incorrect integer data type, which...
ber-decoder.c in Libksba before 1.3.3 uses an incorrect integer data type, which allows remote attackers to cause a denial of service (crash) via crafted BER data, which leads to a buffer overflow.
Scope: local
bookworm: resolved (fixed in 1.3.3-1)
bullseye: resolved (fixed in 1.3.3-1)
forky: resolved (fixed in 1.3.3-1)
sid: resolved (fixed in 1.3.3-1)
trixie: resolved (fixed in 1.3.3-1)
Red Hat
libksba: integer overflow in the BER decoder src/ber-decoder.c (ber_decoder_s)
vendor_redhat·2015-04-08·CVSS 7.5
CVE-2016-4354 [HIGH] CWE-190 libksba: integer overflow in the BER decoder src/ber-decoder.c (ber_decoder_s)
libksba: integer overflow in the BER decoder src/ber-decoder.c (ber_decoder_s)
ber-decoder.c in Libksba before 1.3.3 uses an incorrect integer data type, which allows remote attackers to cause a denial of service (crash) via crafted BER data, which leads to a buffer overflow.
Package: libksba (Red Hat Enterprise Linux 5) - Will not fix
Package: libksba (Red Hat Enterprise Linux 6) - Will not fix
Package: libksba (Red Hat Enterprise Linux 7) - Will not fix
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2016-4353 CVE-2016-4354 CVE-2016-4355 CVE-2016-4356 libksba: various flaws [fedora-all]
bugzilla·2015-04-13·CVSS 7.5
CVE-2016-4353 [HIGH] CVE-2016-4353 CVE-2016-4354 CVE-2016-4355 CVE-2016-4356 libksba: various flaws [fedora-all]
CVE-2016-4353 CVE-2016-4354 CVE-2016-4355 CVE-2016-4356 libksba: 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 supporte
Bugzilla
CVE-2016-4354 CVE-2016-4355 libksba: integer overflow in the BER decoder src/ber-decoder.c (ber_decoder_s)
bugzilla·2015-04-13·CVSS 7.5
CVE-2016-4354 [HIGH] CVE-2016-4354 CVE-2016-4355 libksba: integer overflow in the BER decoder src/ber-decoder.c (ber_decoder_s)
CVE-2016-4354 CVE-2016-4355 libksba: integer overflow in the BER decoder src/ber-decoder.c (ber_decoder_s)
Version 1.3.3 of libksba fxes an integer overflow in the BER decoder:
http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git;a=commit;h=aea7b6032865740478ca4b706850a5217f1c3887
Discussion:
Created libksba tracking bugs for this issue:
Affects: fedora-all [bug 1211263]
---
Statement:
Red Hat Product Security has rated this issue as having moderate security impact, a future update may address this flaw in libksba.
---
CVE assignments:
http://seclists.org/oss-sec/2016/q2/172
Descriptions:
Use CVE-2016-4354 for the use of an incorrect integer data type.
Use CVE-2016-4355 for the cases in which the code was simply making no
attempt to check for an integer overflow (the "+ 100"
http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=aea7b6032865740478ca4b706850a5217f1c3887http://www.openwall.com/lists/oss-security/2016/04/29/5http://www.openwall.com/lists/oss-security/2016/04/29/8http://www.ubuntu.com/usn/USN-2982-1https://security.gentoo.org/glsa/201604-04http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=aea7b6032865740478ca4b706850a5217f1c3887http://www.openwall.com/lists/oss-security/2016/04/29/5http://www.openwall.com/lists/oss-security/2016/04/29/8http://www.ubuntu.com/usn/USN-2982-1https://security.gentoo.org/glsa/201604-04
2016-06-13
Published