~ubuntu-branches/ubuntu/natty/ecryptfs-utils/natty-security

Viewing all changes in revision 70.

  • Committer: Bazaar Package Importer
  • Author(s): Marc Deslauriers
  • Date: 2011-08-04 10:43:33 UTC
  • Revision ID: james.westby@ubuntu.com-20110804104333-cr6k7prx30o3nb2c
Tags: 87-0ubuntu1.1
* SECURITY UPDATE: privilege escalation via mountpoint race conditions
  (LP: #732628)
  - debian/patches/CVE-2011-1831,1832,1834.patch: chdir into mountpoint
    before checking permissions in src/utils/mount.ecryptfs_private.c.
  - CVE-2011-1831
  - CVE-2011-1832
* SECURITY UPDATE: race condition when checking source during mount
  (LP: #732628)
  - debian/patches/CVE-2011-1833.patch: use new ecryptfs_check_dev_ruid
    kernel option when mounting directory in
    src/utils/mount.ecryptfs_private.c.
  - CVE-2011-1833
* SECURITY UPDATE: mtab corruption via improper handling (LP: #732628)
  - debian/patches/CVE-2011-1831,1832,1834.patch: modify mtab via a temp
    file first and make sure it succeeds before replacing the real mtab
    in src/utils/mount.ecryptfs_private.c.
  - CVE-2011-1834
* SECURITY UPDATE: key poisoning via insecure temp directory handling
  (LP: #732628)
  - debian/patches/CVE-2011-1835.patch: make sure we don't copy into a
    user controlled directory in src/utils/ecryptfs-setup-private.
  - CVE-2011-1835
* SECURITY UPDATE: information disclosure via recovery mount in /tmp
  (LP: #732628)
  - debian/patches/CVE-2011-1836.patch: mount inside protected
    subdirectory in src/utils/ecryptfs-recover-private.
  - CVE-2011-1836
* SECURITY UPDATE: arbitrary file overwrite via lock counter race
  condition (LP: #732628)
  - debian/patches/CVE-2011-1837.patch: verify permissions with a file
    descriptor, and don't follow symlinks in
    src/utils/mount.ecryptfs_private.c.
  - CVE-2011-1837

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