USN-5279-1 util-linux vulnerabilities

It was discovered that util-linux incorrectly handled unmounting FUSE filesystems. A local attacker could possibly use this issue to unmount FUSE filesystems belonging to other users...

Updated kernel-linus package provides 4.1 longterm and fixes security issues

This kernel-linus update provides an upgrade to the upstream 4.1 longterm kernel series, currently based on 4.1.8 and resolves at least the following security issues: It was found that the Linux kernel's keyring implementation would leak memory when adding a key to a keyring via the addkey...

UBUNTU-CVE-2014-5045

The mountpointlast function in fs/namei.c in the Linux kernel before 3.15.8 does not properly maintain a certain reference count during attempts to use the umount system call in conjunction with a symlink, which allows local users to cause a denial of service memory consumption or use-after-free ...

ecryptfs: multiple flaws to mount/umount arbitrary locations and possibly disclose confidential information

utils/mount.ecryptfsprivate.c in ecryptfs-utils before 90 does not properly maintain the mtab file during error conditions, which allows local users to cause a denial of service table corruption or bypass intended unmounting restrictions via a umount system call...

ecryptfs: multiple flaws to mount/umount arbitrary locations and possibly disclose confidential information

utils/mount.ecryptfsprivate.c in ecryptfs-utils before 90 does not properly check mountpoint permissions, which allows local users to remove directories via a umount system call...

ecryptfs: multiple flaws to mount/umount arbitrary locations and possibly disclose confidential information

The lock-counter implementation in utils/mount.ecryptfsprivate.c in ecryptfs-utils before 90 allows local users to overwrite arbitrary files via unspecified vectors...