CVE-2016-10154 Information

Description

The smbhash function in fs/cifs/smbencrypt.c in the Linux kernel 4.9.x before 4.9.1 interacts incorrectly with the CONFIG_VMAP_STACK option which allows local users to cause a denial of service (system crash or memory corruption) or possibly have unspecified other impact by leveraging use of more than one virtual page for a scatterlist.

CVSS Vector

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

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=06deeec77a5a689cc94b21a8a91a76e42176685d http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.1 http://www.openwall.com/lists/oss-security/2017/01/21/3 http://www.securityfocus.com/bid/95714 https://bugzilla.redhat.com/show_bug.cgi?id=1416104 https://github.com/torvalds/linux/commit/06deeec77a5a689cc94b21a8a91a76e42176685d

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5