Description
The ssl3_send_client_key_exchange function in s3_clnt.c in OpenSSL 0.9.8 before 0.9.8zb, 1.0.0 before 1.0.0n, and 1.0.1 before 1.0.1i allows remote DTLS servers to cause a denial of service (NULL pointer dereference and client application crash) via a crafted handshake message in conjunction with a (1) anonymous DH or (2) anonymous ECDH ciphersuite.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | openssl | 1.0.1i-1 | — |
| Debian 13 | openssl | 1.0.1i-1 | — |
| Debian 12 | openssl | 1.0.1i-1 | — |
| Debian 7 | openssl | 1.0.1e-2+deb7u12 | DSA-2998-1 |
| Debian 6.0 | openssl | 0.9.8o-4squeeze17 | DLA-33-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | openssl | 1.0.1f-1ubuntu2.5 | USN-2308-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | openssl +4 | 1:1.0.1e-34.el7_0.4 | RHSA-2014:1052 |
| RHEL 6 | openssl +3 | 1.0.1e-16.el6_5.15 | RHSA-2014:1052 |
| RHEL 5 | openssl +2 | 0.9.8e-27.el5_10.4 | RHSA-2014:1053 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Gluster Storage 2 | openssl +3 | 1.0.1e-16.el6_5.15 | RHSA-2014:1054 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP1 | libqt4 +1 | 4.8.6-7.1 | SUSE-SU-403 Forbidden-1, SUSE-SU-403 |
| SLES 12 SP1 | libqt4-devel-doc | 4.8.6-7.3 | SUSE-SU-403 Forbidden-1, SUSE-SU-403 |
| SLES 12 | libqt4 +1 | 4.8.6-7.1 | SUSE-SU-403 Forbidden-1, SUSE-SU-403 |
| SLES 12 | libqt4-devel-doc | 4.8.6-7.3 | SUSE-SU-403 Forbidden-1, SUSE-SU-403 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP1 | libqt4 +1 | 4.8.6-7.1 | SUSE-SU-403 Forbidden-1, SUSE-SU-403 |
| SLES for SAP 12 SP1 | libqt4-devel-doc | 4.8.6-7.3 | SUSE-SU-403 Forbidden-1, SUSE-SU-403 |
| SLES for SAP 12 | libqt4 +1 | 4.8.6-7.1 | SUSE-SU-403 Forbidden-1, SUSE-SU-403 |
| SLES for SAP 12 | libqt4-devel-doc | 4.8.6-7.3 | SUSE-SU-403 Forbidden-1, SUSE-SU-403 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | libressl | 2.5.0-1.1 | openSUSE-SU-2024:10309-1 |
| openSUSE Tumbleweed | openssl-1_1 | 1.1.1l-1.2 | openSUSE-SU-2024:11127-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | openssl +4 | 1:1.0.1e-34.el7_0.4 | ELSA-2014-1052 |
Advisories 13
- RHSA-2014:1054 Red Hat Security Advisory: openssl security update Red Hat Security Advisories (RHSA) · Aug 5, 2026
- RHSA-2014:1052 Red Hat Security Advisory: openssl security update Red Hat Security Advisories (RHSA) · Aug 5, 2026
- RHSA-2014:1053 Red Hat Security Advisory: openssl security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-2308-1 openssl vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-2998-1 openssl - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-33-1 openssl - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10309-1 libcrypto38-2.5.0-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-403 Forbidden-1 Security update for OpenSSL SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-403 Security update for OpenSSL SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2026-0180 Dell Data Protection Advisor: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 20, 2026
- openSUSE-SU-2024:11127-1 libopenssl-1_1-devel-1.1.1l-1.2 on GA media SUSE / openSUSE Security Updates · May 7, 2025
- WID-SEC-2023-0498 OpenSSL: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 27, 2023
- ELSA-2014-1052 Moderate: openssl security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 13, 2014
References
- RHSA-2014:1297 vendor-advisory
- openSUSE-SU-2014:1052 vendor-advisory
- http://linux.oracle.com/errata/ELSA-2014-1052.html
- 60221 third-party-advisory
- http://www-01.ibm.com/support/docview.wss?uid=swg21682293
- 60778 third-party-advisory
- 61184 third-party-advisory
- SSRT101846 vendor-advisory
- RHSA-2014:1256 vendor-advisory
- 60022 third-party-advisory
- https://www.openssl.org/news/secadv_20140806.txt
- 61017 third-party-advisory
- 61250 third-party-advisory
- http://www-01.ibm.com/support/docview.wss?uid=swg21683389
- http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-372998.htm
- openssl-cve20143510-dos(95164) vdb-entry
- GLSA-201412-39 vendor-advisory
- 61045 third-party-advisory
- 60803 third-party-advisory
- 60824 third-party-advisory
- HPSBUX03095 vendor-advisory
- 59700 third-party-advisory
- FEDORA-2014-9308 vendor-advisory
- 1030693 vdb-entry
- 59743 third-party-advisory
- openSUSE-SU-2016:0640 vendor-advisory
- 60917 third-party-advisory
- 60493 third-party-advisory
- 59710 third-party-advisory
- 60921 third-party-advisory
- HPSBOV03099 vendor-advisory
- https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=17160033765480453be0a41335fa6b833691c049
- http://support.f5.com/kb/en-us/solutions/public/15000/500/sol15568.html
- 59221 third-party-advisory
- 69082 vdb-entry
- http://www-01.ibm.com/support/docview.wss?uid=nas8N1020240
- 61100 third-party-advisory
- FreeBSD-SA-14:18 vendor-advisory
- 61775 third-party-advisory
- DSA-2998 vendor-advisory
- FEDORA-2014-9301 vendor-advisory
- 61959 third-party-advisory
- 59756 third-party-advisory
- http://aix.software.ibm.com/aix/efixes/security/openssl_advisory10.asc
- 58962 third-party-advisory
- http://linux.oracle.com/errata/ELSA-2014-1053.html
- 60938 third-party-advisory
- 60684 third-party-advisory
- [syslog-ng-announce] 20140910 syslog-ng Premium Edition 5 LTS (5.0.6a) has been released mailing-list
- 60687 third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1127503
- MDVSA-2014:158 vendor-advisory
- http://www-01.ibm.com/support/docview.wss?uid=swg21686997