Amazon Linux 1 Security Advisory: ALAS-2016-633
Advisory Release Date: 2016-01-18 11:00 Pacific
Advisory Updated Date: 2016-01-18 11:00 Pacific
A denial of service flaw was found in the ldb_wildcard_compare() function of libldb. A remote attacker could send a specially crafted packet that, when processed by an application using libldb (for example the AD LDAP server in Samba), would cause that application to consume an excessive amount of memory and crash.
A memory-read flaw was found in the way the libldb library processed LDB DN records with a null byte. An authenticated, remote attacker could use this flaw to read heap-memory pages from the server.
Affected Packages:
libldb
Issue Correction:
Run yum update libldb to update your system.
i686:
pyldb-1.1.20-1.7.amzn1.i686
pyldb-devel-1.1.20-1.7.amzn1.i686
libldb-devel-1.1.20-1.7.amzn1.i686
libldb-debuginfo-1.1.20-1.7.amzn1.i686
ldb-tools-1.1.20-1.7.amzn1.i686
libldb-1.1.20-1.7.amzn1.i686
src:
libldb-1.1.20-1.7.amzn1.src
x86_64:
pyldb-1.1.20-1.7.amzn1.x86_64
ldb-tools-1.1.20-1.7.amzn1.x86_64
libldb-1.1.20-1.7.amzn1.x86_64
pyldb-devel-1.1.20-1.7.amzn1.x86_64
libldb-debuginfo-1.1.20-1.7.amzn1.x86_64
libldb-devel-1.1.20-1.7.amzn1.x86_64