A gdm update has been released for CentOS 6
CentOS Errata and Enhancement Advisory 2012:0435
Upstream details at : https://rhn.redhat.com/errata/RHEA-2012-0435.html
The following updated files have been uploaded and are currently
syncing to the mirrors: ( sha256sum Filename )
i386:
86a8697001bce08153785f2f35e597adad90ffc131d5ff42f733112292412f5c gdm-2.30.4-33.el6_2.i686.rpm
a88b0a58182334360e5812072547dd70e67bc35bdfd05a0c82aed964cf368be1 gdm-libs-2.30.4-33.el6_2.i686.rpm
427ee92d1fc1a9d5eabf2103b547b101b1b0f56365df6467ed64a07ce98659da gdm-plugin-fingerprint-2.30.4-33.el6_2.i686.rpm
55d9c767a483c9c40878804bbfa0f351bd9f95bd7b1c4f9d6fff7c8cd0eb92e1 gdm-plugin-smartcard-2.30.4-33.el6_2.i686.rpm
87030a80cbc1a333782a7cf197b0d48d0403320e5278dcd2a08839a87eb00dcd gdm-user-switch-applet-2.30.4-33.el6_2.i686.rpm
x86_64:
c2acd45532a6d500c59de483772e1808985b0ddea090cdfd44dbe1cf6f3f651e gdm-2.30.4-33.el6_2.x86_64.rpm
a88b0a58182334360e5812072547dd70e67bc35bdfd05a0c82aed964cf368be1 gdm-libs-2.30.4-33.el6_2.i686.rpm
403d9d7a7757a847a2d068eea21baa8a2c8e84dcb8dc2a88771d214011a9b70e gdm-libs-2.30.4-33.el6_2.x86_64.rpm
ac8fb81e1c351e9a72caf268966996f3923e73b845899979bdffa1170ec0ae68 gdm-plugin-fingerprint-2.30.4-33.el6_2.x86_64.rpm
2516b124ed4e79d2fc1abb5da24685bfd28916491cb19ed7210d92d8a4517cf4 gdm-plugin-smartcard-2.30.4-33.el6_2.x86_64.rpm
2c13e7596ec8d187f4a14a051574bbe945ee6ee1e5ec946e3674071b09e4c669 gdm-user-switch-applet-2.30.4-33.el6_2.x86_64.rpm
Source:
4365957ce99e24c8201e29c3d417db33b2ea03729ac77f90decc1a7096d2aa99 gdm-2.30.4-33.el6_2.src.rpm