CVE-2015-8374 Information

Description

fs/btrfs/inode.c in the Linux kernel before 4.3.3 mishandles compressed inline extents which allows local users to obtain sensitive pre-truncation information from a file via a clone action.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0305cd5f7fca85dae392b9ba85b116896eb7c1c7 http://rhn.redhat.com/errata/RHSA-2016-2574.html http://rhn.redhat.com/errata/RHSA-2016-2584.html http://www.debian.org/security/2015/dsa-3426 http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.3 http://www.openwall.com/lists/oss-security/2015/11/27/2 http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html http://www.securityfocus.com/bid/78219 http://www.securitytracker.com/id/1034895 http://www.ubuntu.com/usn/USN-2886-1 http://www.ubuntu.com/usn/USN-2887-1 http://www.ubuntu.com/usn/USN-2887-2 http://www.ubuntu.com/usn/USN-2888-1 http://www.ubuntu.com/usn/USN-2889-1 http://www.ubuntu.com/usn/USN-2889-2 http://www.ubuntu.com/usn/USN-2890-1 http://www.ubuntu.com/usn/USN-2890-2 http://www.ubuntu.com/usn/USN-2890-3 https://bugzilla.redhat.com/show_bug.cgi?id=1286261 https://github.com/torvalds/linux/commit/0305cd5f7fca85dae392b9ba85b116896eb7c1c7

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

4.0