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-rw-r--r--gnu/packages/openldap.scm10
-rw-r--r--gnu/packages/patches/openldap-CVE-2017-9287.patch37
2 files changed, 47 insertions, 0 deletions
diff --git a/gnu/packages/openldap.scm b/gnu/packages/openldap.scm
index 987719492f..24bf603c44 100644
--- a/gnu/packages/openldap.scm
+++ b/gnu/packages/openldap.scm
@@ -31,6 +31,7 @@
#:use-module (gnu packages linux)
#:use-module (gnu packages python)
#:use-module (gnu packages tls)
+ #:use-module (gnu packages)
#:use-module ((guix licenses) #:select (openldap2.8 lgpl2.1+))
#:use-module (guix packages)
#:use-module (guix download)
@@ -39,6 +40,7 @@
(define-public openldap
(package
(name "openldap")
+ (replacement openldap/fixed)
(version "2.4.44")
(source (origin
(method url-fetch)
@@ -79,6 +81,14 @@
(license openldap2.8)
(home-page "http://www.openldap.org/")))
+(define openldap/fixed
+ (package
+ (inherit openldap)
+ (source
+ (origin
+ (inherit (package-source openldap))
+ (patches (search-patches "openldap-CVE-2017-9287.patch"))))))
+
(define-public nss-pam-ldapd
(package
(name "nss-pam-ldapd")
diff --git a/gnu/packages/patches/openldap-CVE-2017-9287.patch b/gnu/packages/patches/openldap-CVE-2017-9287.patch
new file mode 100644
index 0000000000..5ca2a60c60
--- /dev/null
+++ b/gnu/packages/patches/openldap-CVE-2017-9287.patch
@@ -0,0 +1,37 @@
+Fix CVE-2017-9287:
+
+https://www.openldap.org/its/?findid=8655
+https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9287
+
+Patch copied from upstream source repository:
+
+https://www.openldap.org/devel/gitweb.cgi?p=openldap.git;a=commit;h=0cee1ffb6021b1aae3fcc9581699da1c85a6dd6e
+
+From 0cee1ffb6021b1aae3fcc9581699da1c85a6dd6e Mon Sep 17 00:00:00 2001
+From: Ryan Tandy <ryan@nardis.ca>
+Date: Wed, 17 May 2017 20:07:39 -0700
+Subject: [PATCH] ITS#8655 fix double free on paged search with pagesize 0
+
+Fixes a double free when a search includes the Paged Results control
+with a page size of 0 and the search base matches the filter.
+---
+ servers/slapd/back-mdb/search.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/servers/slapd/back-mdb/search.c b/servers/slapd/back-mdb/search.c
+index 301d1a498c..43442aa242 100644
+--- a/servers/slapd/back-mdb/search.c
++++ b/servers/slapd/back-mdb/search.c
+@@ -1066,7 +1066,8 @@ notfound:
+ /* check size limit */
+ if ( get_pagedresults(op) > SLAP_CONTROL_IGNORED ) {
+ if ( rs->sr_nentries >= ((PagedResultsState *)op->o_pagedresults_state)->ps_size ) {
+- mdb_entry_return( op, e );
++ if (e != base)
++ mdb_entry_return( op, e );
+ e = NULL;
+ send_paged_response( op, rs, &lastid, tentries );
+ goto done;
+--
+2.13.0
+