Blame SOURCES/0124-AD-Provider-bugfix-use-after-free.patch

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From 25193cfe110b328b428cde9641400f7dc999416e Mon Sep 17 00:00:00 2001
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From: Pavel Reichl <preichl@redhat.com>
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Date: Fri, 25 Apr 2014 14:42:39 +0100
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Subject: [PATCH 124/124] AD Provider: bugfix use-after-free
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Resolves:
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https://fedorahosted.org/sssd/ticket/2322
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Reviewed-by: Sumit Bose <sbose@redhat.com>
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(cherry picked from commit ed61bfc5184d9c7a46d17681a22a1abb64423708)
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---
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 src/providers/data_provider_be.c | 9 +++++++--
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 1 file changed, 7 insertions(+), 2 deletions(-)
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diff --git a/src/providers/data_provider_be.c b/src/providers/data_provider_be.c
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index 37b687f25810447c08c6e0c6e8da4f64c99a5f5f..f85c63065252b24d4eeec0d2671ab0a1a16d4b9a 100644
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--- a/src/providers/data_provider_be.c
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+++ b/src/providers/data_provider_be.c
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@@ -210,7 +210,8 @@ void be_req_terminate(struct be_req *be_req,
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 void be_terminate_domain_requests(struct be_ctx *be_ctx,
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                                   const char *domain)
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 {
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-    struct be_req *be_req = NULL;
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+    struct be_req *be_req;
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+    struct be_req *next_be_req;
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     DEBUG(SSSDBG_TRACE_FUNC, ("Terminating requests for domain [%s]\n",
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                               domain));
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@@ -220,11 +221,15 @@ void be_terminate_domain_requests(struct be_ctx *be_ctx,
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         return;
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     }
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-    DLIST_FOR_EACH(be_req, be_ctx->active_requests) {
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+    be_req = be_ctx->active_requests;
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+    while (be_req) {
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+        /* save pointer to next request in case be_req will be freed */
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+        next_be_req = be_req->next;
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         if (strcmp(domain, be_req->domain->name) == 0) {
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             be_req_terminate(be_req, DP_ERR_FATAL, ERR_DOMAIN_NOT_FOUND,
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                              sss_strerror(ERR_DOMAIN_NOT_FOUND));
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         }
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+        be_req = next_be_req;
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     }
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 }
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-- 
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1.9.0
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