CVE-2009-4895 Kyle Bader reported an issue in the tty subsystem that allows local users to create a denial of service . CVE-2010-2226 Dan Rosenberg reported an issue in the xfs filesystem that allows local users to copy and read a file owned by another user, for which they only have write permissions, due to a lack of permission checking in the XFS_SWAPEXT ioctl. CVE-2010-2240 Rafal Wojtczuk reported an issue that allows users to obtain escalated privileges. Users must already have sufficient privileges to execute or connect clients to an Xorg server. CVE-2010-2248 Suresh Jayaraman discovered an issue in the CIFS filesystem. A malicious file server can set an incorrect "CountHigh" value, resulting in a denial of service . CVE-2010-2521 Neil Brown reported an issue in the NFSv4 server code. A malicious client could trigger a denial of service on a server due to a bug in the read_buf routine. CVE-2010-2798 Bob Peterson reported an issue in the GFS2 file system. A file system user could cause a denial of service via certain rename operations. CVE-2010-2803 Kees Cook reported an issue in the DRM subsystem. Local users with sufficient privileges could acquire access to sensitive kernel memory. CVE-2010-2959 Ben Hawkes discovered an issue in the AF_CAN socket family. An integer overflow condition may allow local users to obtain elevated privileges. CVE-2010-3015 Toshiyuki Okajima reported an issue in the ext4 filesystem. Local users could trigger a denial of service by generating a specific set of filesystem operations. This update also includes fixes a regression introduced by a previous update. See the referenced Debian bug page for details. For the stable distribution , this problem has been fixed in version 2.6.26-24lenny1. We recommend that you upgrade your linux-2.6 and user-mode-linux packages. The following matrix lists additional source packages that were rebuilt for compatibility with or to take advantage of this update: Debian 5.0 user-mode-linux 2.6.26-1um-2+24lenny1