Amazon Linux 1 Security Advisory: ALAS-2016-635
Advisory Release Date: 2016-01-18 11:00 Pacific
Advisory Updated Date: 2016-01-18 11:00 Pacific
It was found that SSSD's Privilege Attribute Certificate (PAC) responder plug-in would leak a small amount of memory on each authentication request. A remote attacker could potentially use this flaw to exhaust all available memory on the system by making repeated requests to a Kerberized daemon application configured to authenticate using the PAC responder plug-in.
Affected Packages:
sssd
Issue Correction:
Run yum update sssd to update your system.
i686:
sssd-libwbclient-1.13.0-40.6.amzn1.i686
libipa_hbac-devel-1.13.0-40.6.amzn1.i686
libsss_simpleifp-1.13.0-40.6.amzn1.i686
sssd-1.13.0-40.6.amzn1.i686
sssd-common-pac-1.13.0-40.6.amzn1.i686
sssd-ldap-1.13.0-40.6.amzn1.i686
sssd-dbus-1.13.0-40.6.amzn1.i686
sssd-ad-1.13.0-40.6.amzn1.i686
sssd-proxy-1.13.0-40.6.amzn1.i686
python27-sss-1.13.0-40.6.amzn1.i686
python27-libsss_nss_idmap-1.13.0-40.6.amzn1.i686
libsss_idmap-1.13.0-40.6.amzn1.i686
sssd-ipa-1.13.0-40.6.amzn1.i686
sssd-tools-1.13.0-40.6.amzn1.i686
python27-libipa_hbac-1.13.0-40.6.amzn1.i686
sssd-krb5-common-1.13.0-40.6.amzn1.i686
sssd-common-1.13.0-40.6.amzn1.i686
libsss_simpleifp-devel-1.13.0-40.6.amzn1.i686
sssd-debuginfo-1.13.0-40.6.amzn1.i686
sssd-krb5-1.13.0-40.6.amzn1.i686
libsss_nss_idmap-1.13.0-40.6.amzn1.i686
libsss_nss_idmap-devel-1.13.0-40.6.amzn1.i686
libsss_idmap-devel-1.13.0-40.6.amzn1.i686
libipa_hbac-1.13.0-40.6.amzn1.i686
python27-sss-murmur-1.13.0-40.6.amzn1.i686
sssd-libwbclient-devel-1.13.0-40.6.amzn1.i686
sssd-client-1.13.0-40.6.amzn1.i686
noarch:
python27-sssdconfig-1.13.0-40.6.amzn1.noarch
src:
sssd-1.13.0-40.6.amzn1.src
x86_64:
libsss_nss_idmap-devel-1.13.0-40.6.amzn1.x86_64
sssd-debuginfo-1.13.0-40.6.amzn1.x86_64
sssd-krb5-common-1.13.0-40.6.amzn1.x86_64
libsss_idmap-1.13.0-40.6.amzn1.x86_64
libsss_simpleifp-devel-1.13.0-40.6.amzn1.x86_64
sssd-ipa-1.13.0-40.6.amzn1.x86_64
sssd-client-1.13.0-40.6.amzn1.x86_64
sssd-libwbclient-1.13.0-40.6.amzn1.x86_64
libipa_hbac-1.13.0-40.6.amzn1.x86_64
libsss_simpleifp-1.13.0-40.6.amzn1.x86_64
python27-libsss_nss_idmap-1.13.0-40.6.amzn1.x86_64
sssd-ldap-1.13.0-40.6.amzn1.x86_64
sssd-common-1.13.0-40.6.amzn1.x86_64
sssd-tools-1.13.0-40.6.amzn1.x86_64
sssd-ad-1.13.0-40.6.amzn1.x86_64
sssd-libwbclient-devel-1.13.0-40.6.amzn1.x86_64
libsss_idmap-devel-1.13.0-40.6.amzn1.x86_64
python27-sss-1.13.0-40.6.amzn1.x86_64
sssd-dbus-1.13.0-40.6.amzn1.x86_64
sssd-common-pac-1.13.0-40.6.amzn1.x86_64
sssd-proxy-1.13.0-40.6.amzn1.x86_64
libipa_hbac-devel-1.13.0-40.6.amzn1.x86_64
python27-sss-murmur-1.13.0-40.6.amzn1.x86_64
sssd-1.13.0-40.6.amzn1.x86_64
sssd-krb5-1.13.0-40.6.amzn1.x86_64
libsss_nss_idmap-1.13.0-40.6.amzn1.x86_64
python27-libipa_hbac-1.13.0-40.6.amzn1.x86_64