glibc/glibc-rh168253-__resolv_conf_attach-improper-free.patch
Florian Weimer 8597553f96 Rebase DNS stub resolver to the glibc 2.26 version
- Support an arbitrary number of search domains (#168253)
- Detect and apply /etc/resolv.conf changes in libresolv (#1374239)
- CVE-2015-5180: DNS stub resolver crash with crafted record type (#1251403)
2017-10-11 14:41:27 +02:00

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commit 27233446a62ca35ce0b54566279a99a6774d4210
Author: Florian Weimer <fweimer@redhat.com>
Date: Wed Sep 6 15:47:27 2017 +0200
resolv: __resolv_conf_attach must not free passed conf object [BZ #22096]
(cherry picked from commit a83047308196e3e54716a39dd85c0a08b198d6bd)
diff --git a/resolv/resolv_conf.c b/resolv/resolv_conf.c
index f391d30c277bb348..e0f296d02e061a89 100644
--- a/resolv/resolv_conf.c
+++ b/resolv/resolv_conf.c
@@ -600,10 +600,7 @@ __resolv_conf_attach (struct __res_state *resp, struct resolv_conf *conf)
struct resolv_conf_global *global_copy = get_locked_global ();
if (global_copy == NULL)
- {
- free (conf);
- return false;
- }
+ return false;
/* Try to find an unused index in the array. */
size_t index;