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authorXin Long <lucien.xin@gmail.com>2021-11-02 08:02:48 -0400
committerDavid S. Miller <davem@davemloft.net>2021-11-03 11:09:20 +0000
commite215dab1c49070cd75620afd801f777207a5b65c (patch)
treed54394cd5de5eaf0a972b28444e6b76861e3915a /Documentation/security
parentc081d53f97a1a90a38e4296dd3d6fda5e38dca2c (diff)
security: call security_sctp_assoc_request in sctp_sf_do_5_1D_ce
The asoc created when receives the INIT chunk is a temporary one, it will be deleted after INIT_ACK chunk is replied. So for the real asoc created in sctp_sf_do_5_1D_ce() when the COOKIE_ECHO chunk is received, security_sctp_assoc_request() should also be called. v1->v2: - fix some typo and grammar errors, noticed by Ondrej. Fixes: 72e89f50084c ("security: Add support for SCTP security hooks") Reported-by: Prashanth Prahlad <pprahlad@redhat.com> Reviewed-by: Richard Haines <richard_c_haines@btinternet.com> Tested-by: Richard Haines <richard_c_haines@btinternet.com> Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/security')
-rw-r--r--Documentation/security/SCTP.rst15
1 files changed, 9 insertions, 6 deletions
diff --git a/Documentation/security/SCTP.rst b/Documentation/security/SCTP.rst
index 415b548d9ce0..d5fd6ccc3dcb 100644
--- a/Documentation/security/SCTP.rst
+++ b/Documentation/security/SCTP.rst
@@ -151,9 +151,9 @@ establishing an association.
INIT --------------------------------------------->
sctp_sf_do_5_1B_init()
Respond to an INIT chunk.
- SCTP peer endpoint "A" is
- asking for an association. Call
- security_sctp_assoc_request()
+ SCTP peer endpoint "A" is asking
+ for a temporary association.
+ Call security_sctp_assoc_request()
to set the peer label if first
association.
If not first association, check
@@ -163,9 +163,12 @@ establishing an association.
| discard the packet.
|
COOKIE ECHO ------------------------------------------>
- |
- |
- |
+ sctp_sf_do_5_1D_ce()
+ Respond to an COOKIE ECHO chunk.
+ Confirm the cookie and create a
+ permanent association.
+ Call security_sctp_assoc_request() to
+ do the same as for INIT chunk Response.
<------------------------------------------- COOKIE ACK
| |
sctp_sf_do_5_1E_ca |