From 5670c4ab256114e869b1df4b05653aa5f909182c Mon Sep 17 00:00:00 2001 From: Florian Weimer Date: Wed, 6 Sep 2017 15:20:25 +0200 Subject: resolv: Fix memory leak with OOM during resolv.conf parsing [BZ #22095] --- ChangeLog | 6 ++++++ resolv/res_init.c | 5 +++++ 2 files changed, 11 insertions(+) diff --git a/ChangeLog b/ChangeLog index d54e13d..298f0fd 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,11 @@ 2017-09-06 Florian Weimer + [BZ #22095] + * resolv/res_init.c (res_vinit_1): Avoid memory leak in case of + dynarray allocation failure. + +2017-09-06 Florian Weimer + Remove dead PTR IPv4-to-IPv6 mapping code from nss_dns. * resolv/nss_dns/dns-host.c (getanswer_r): Remove dead code. * resolv/tst-res_use_inet6.c (response_ptr_v4, response_ptr_v6): diff --git a/resolv/res_init.c b/resolv/res_init.c index fa46ce7..4e1f9fe 100644 --- a/resolv/res_init.c +++ b/resolv/res_init.c @@ -446,6 +446,11 @@ res_vinit_1 (FILE *fp, struct resolv_conf_parser *parser) (&parser->nameserver_list); if (p != NULL) *p = sa; + else + { + free (sa); + return false; + } } continue; } -- cgit v1.1