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CVE-2016-6302

Published: 16 September 2016

The tls_decrypt_ticket function in ssl/t1_lib.c in OpenSSL before 1.1.0 does not consider the HMAC size during validation of the ticket length, which allows remote attackers to cause a denial of service via a ticket that is too short.

Priority

Low

CVSS 3 base score: 7.5

Status

Package Release Status
openssl
Launchpad, Ubuntu, Debian
Upstream
Released (1.0.2i, 1.0.1u)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (1.0.2g-1ubuntu9)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (1.0.2g-1ubuntu4.4)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (1.0.1f-1ubuntu2.20)
Patches:
Upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=1bbe48ab149893a78bf99c8eb8895c928900a16f (1.0.1)
Upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=baaabfd8fdcec04a691695fad9a664bea43202b6 (1.0.2)
Upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=e97763c92c655dcf4af2860b3abd2bc4c8a267f9
openssl098
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was needs-triage)