openssh/README.kerberos
Petr Cerny e8b9919265 Accepting request 500279 from home:pcerny:factory
- Fix preauth seccomp separation on mainframes (bsc#1016709)
  [openssh-7.2p2-s390_hw_crypto_syscalls.patch]
  [openssh-7.2p2-s390_OpenSSL-ibmpkcs11_syscalls.patch]
- enable case-insensitive hostname matching (bsc#1017099)
  [openssh-7.2p2-ssh_case_insensitive_host_matching.patch]
- add CAVS tests 
  [openssh-7.2p2-cavstest-ctr.patch]
  [openssh-7.2p2-cavstest-kdf.patch]
- Adding missing pieces for user matching (bsc#1021626)
- Properly verify CIDR masks in configuration
  (bsc#1005893)
  [openssh-7.2p2-verify_CIDR_address_ranges.patch]
- Remove pre-auth compression support from the server to prevent
  possible cryptographic attacks.
  (CVE-2016-10012, bsc#1016370)
  [openssh-7.2p2-disable_preauth_compression.patch]
- limit directories for loading PKCS11 modules
  (CVE-2016-10009, bsc#1016366)
  [openssh-7.2p2-restrict_pkcs11-modules.patch]
- Prevent possible leaks of host private keys to low-privilege
  process handling authentication
  (CVE-2016-10011, bsc#1016369)
  [openssh-7.2p2-prevent_private_key_leakage.patch]
- Do not allow unix socket forwarding when running without
  privilege separation
  (CVE-2016-10010, bsc#1016368)
  [openssh-7.2p2-secure_unix_sockets_forwarding.patch]
- prevent resource depletion during key exchange
  (bsc#1005480, CVE-2016-8858)
  [openssh-7.2p2-kex_resource_depletion.patch]

OBS-URL: https://build.opensuse.org/request/show/500279
OBS-URL: https://build.opensuse.org/package/show/network/openssh?expand=0&rev=117
2017-05-31 23:09:14 +00:00

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This version of the Kerbros/GSSAPI support avoids DNS lookups
for Kerberos-related names. These DNS lookups were problematic
for dialup users because they would lead to excessive delays
if DNS was not reachable.
In order to disable these lookups, I had to change the default
configuration, disabling GSSAPI authentication.
If you do use Kerberos, please make sure you edit the server and
client configuration files as follows:
/etc/ssh/sshd_config:
GSSAPIAuthentication yes
GSSAPICleanupCredentials yes
/etc/ssh/ssh_config:
Host *
... lots of other options ...
GSSAPIAuthentication yes
GSSAPIDelegateCredentials yes