diff options
Diffstat (limited to 'gnu/packages/patches/openssh-memory-exhaustion.patch')
| -rw-r--r-- | gnu/packages/patches/openssh-memory-exhaustion.patch | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/gnu/packages/patches/openssh-memory-exhaustion.patch b/gnu/packages/patches/openssh-memory-exhaustion.patch deleted file mode 100644 index 91fe294ca4..0000000000 --- a/gnu/packages/patches/openssh-memory-exhaustion.patch +++ /dev/null @@ -1,39 +0,0 @@ -Fix a memory exhaustion bug in the key exchange, whereby an unauthenticated user -could potentially consume 38400 MB of memory on the server: - -http://seclists.org/oss-sec/2016/q4/185 - -Patch adapted from upstream source repository: - -https://github.com/openssh/openssh-portable/commit/ec165c392ca54317dbe3064a8c200de6531e89ad - -From ec165c392ca54317dbe3064a8c200de6531e89ad Mon Sep 17 00:00:00 2001 -From: "markus@openbsd.org" <markus@openbsd.org> -Date: Mon, 10 Oct 2016 19:28:48 +0000 -Subject: [PATCH] upstream commit - -Unregister the KEXINIT handler after message has been -received. Otherwise an unauthenticated peer can repeat the KEXINIT and cause -allocation of up to 128MB -- until the connection is closed. Reported by -shilei-c at 360.cn - -Upstream-ID: 43649ae12a27ef94290db16d1a98294588b75c05 ---- - kex.c | 3 ++- - 1 file changed, 2 insertions(+), 1 deletion(-) - -diff --git a/kex.c b/kex.c -index 3f97f8c..6a94bc5 100644 ---- a/kex.c -+++ b/kex.c -@@ -481,6 +481,7 @@ kex_input_kexinit(int type, u_int32_t seq, void *ctxt) - if (kex == NULL) - return SSH_ERR_INVALID_ARGUMENT; - -+ ssh_dispatch_set(ssh, SSH2_MSG_KEXINIT, NULL); - ptr = sshpkt_ptr(ssh, &dlen); - if ((r = sshbuf_put(kex->peer, ptr, dlen)) != 0) - return r; --- -2.10.1 - |