curl/SOURCES/0049-curl-7.61.1-CVE-2023-27536.patch
2023-11-14 20:03:52 +00:00

56 lines
1.9 KiB
Diff

From 9d6dd7bc1dea42ae8e710aeae714e2a2c290de61 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Fri, 10 Mar 2023 09:22:43 +0100
Subject: [PATCH] url: only reuse connections with same GSS delegation
Reported-by: Harry Sintonen
Closes #10731
Upstream-commit: cb49e67303dbafbab1cebf4086e3ec15b7d56ee5
Signed-off-by: Kamil Dudka <kdudka@redhat.com>
---
lib/url.c | 6 ++++++
lib/urldata.h | 2 ++
2 files changed, 8 insertions(+)
diff --git a/lib/url.c b/lib/url.c
index 3b11b7e..cbbc7f3 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -1305,6 +1305,11 @@ ConnectionExists(struct Curl_easy *data,
}
}
+ /* GSS delegation differences do not actually affect every connection
+ and auth method, but this check takes precaution before efficiency */
+ if(needle->gssapi_delegation != check->gssapi_delegation)
+ continue;
+
if(needle->handler->protocol & (CURLPROTO_SCP|CURLPROTO_SFTP)) {
if(!ssh_config_matches(needle, check))
continue;
@@ -1949,6 +1954,7 @@ static struct connectdata *allocate_conn(struct Curl_easy *data)
it may live on without (this specific) Curl_easy */
conn->fclosesocket = data->set.fclosesocket;
conn->closesocket_client = data->set.closesocket_client;
+ conn->gssapi_delegation = data->set.gssapi_delegation;
return conn;
error:
diff --git a/lib/urldata.h b/lib/urldata.h
index ce90304..9e16f26 100644
--- a/lib/urldata.h
+++ b/lib/urldata.h
@@ -856,6 +856,8 @@ struct connectdata {
int httpversion; /* the HTTP version*10 reported by the server */
int rtspversion; /* the RTSP version*10 reported by the server */
+ unsigned char gssapi_delegation; /* inherited from set.gssapi_delegation */
+
struct curltime now; /* "current" time */
struct curltime created; /* creation time */
curl_socket_t sock[2]; /* two sockets, the second is used for the data
--
2.39.2