Bug 719960 (CVE-2020-12243)

Summary:	<net-nds/openldap-2.4.50: Denial of service via nested boolean expressions in LDAP search filters (CVE-2020-12243)
Product:	Gentoo Security	Reporter:	Sam James <sam>
Component:	Vulnerabilities	Assignee:	Gentoo Security <security>
Status:	RESOLVED FIXED
Severity:	minor	CC:	ldap-bugs
Priority:	Normal	Flags:	nattka: sanity-check+
Version:	unspecified
Hardware:	All
OS:	Linux
URL:	https://bugs.openldap.org/show_bug.cgi?id=9202
Whiteboard:	B3 [noglsa cve]
Package list:	=net-nds/openldap-2.4.50 amd64 arm arm64 hppa ppc ppc64 s390 sparc x86	Runtime testing required:	---
Bug Depends on:
Bug Blocks:	641576

Description Sam James archtester

2020-04-28 19:59:24 UTC

Description:
"In filter.c in slapd in OpenLDAP before 2.4.50, LDAP search filters with nested boolean expressions can result in denial of service (daemon crash)."

Patch: https://git.openldap.org/openldap/openldap/-/commit/98464c11df8247d6a11b52e294ba5dd4f0380440

Comment 1 Sam James archtester

2020-04-28 19:59:43 UTC

@maintainer(s), please bump to 2.4.50.

Comment 2 Larry the Git Cow gentoo-dev

2020-05-02 23:14:58 UTC

The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=4bf2f1709bbb8b087c56a2e01ce735d0dac58c2b

commit 4bf2f1709bbb8b087c56a2e01ce735d0dac58c2b
Author:     Robin H. Johnson <robbat2@gentoo.org>
AuthorDate: 2020-05-02 23:12:26 +0000
Commit:     Robin H. Johnson <robbat2@gentoo.org>
CommitDate: 2020-05-02 23:12:26 +0000

    net-nds/openldap: bump for security CVE-2020-12243
    
    Also update mirrors to use HTTPS/HTTPS, because upstream's official
    download URL is a FTP site which seems to be broken.
    
    Bug: https://bugs.gentoo.org/641576
    Bug: https://bugs.gentoo.org/719960
    Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>

 net-nds/openldap/Manifest               |   1 +
 net-nds/openldap/openldap-2.4.50.ebuild | 907 ++++++++++++++++++++++++++++++++
 2 files changed, 908 insertions(+)

Comment 3 Robin Johnson archtester

2020-05-02 23:19:13 UTC

arches, please test and stabilize.

FEATURES='test' USE='use -minimal' emerge =openldap-2.4.50

Comment 4 NATTkA bot gentoo-dev

2020-05-02 23:20:30 UTC

Unable to check for sanity:

> disallowed package spec (only = allowed): net-nds/openldap

Comment 5 Agostino Sarubbo gentoo-dev

2020-05-03 15:06:28 UTC

arm stable

Comment 6 Agostino Sarubbo gentoo-dev

2020-05-03 19:11:00 UTC

amd64 stable

Comment 7 Agostino Sarubbo gentoo-dev

2020-05-03 19:12:40 UTC

sparc stable

Comment 8 Sam James archtester

2020-05-04 06:25:57 UTC

arm64 stable

Comment 9 Rolf Eike Beer archtester

2020-05-07 19:48:06 UTC

hppa stable

Comment 10 Mikle Kolyada (RETIRED) archtester

2020-05-08 10:17:46 UTC

s390 stable

Comment 11 Mikle Kolyada (RETIRED) archtester

2020-05-08 10:18:49 UTC

x86 stable

Comment 12 Mikle Kolyada (RETIRED) archtester

2020-05-08 10:19:14 UTC

ppc stable

Comment 13 Mikle Kolyada (RETIRED) archtester

2020-05-08 10:19:39 UTC

ppc64 stable

Comment 14 Mikle Kolyada (RETIRED) archtester

2020-05-08 10:22:41 UTC

GLSA vote: no.