CVE-2016-9178

 

Published at: - 28-11-2016 04:59

Last modified: - 26-10-2022 01:44

Total changes: - 3

Description

The __get_user_asm_ex macro in arch/x86/include/asm/uaccess.h in the Linux kernel before 4.7.5 does not initialize a certain integer variable, which allows local users to obtain sensitive information from kernel stack memory by triggering failure of a get_user_ex call.

Common Vulnerability Scoring System (CVSS)

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

 

Verification logic

 

Reference

• [oss-security] 20161104 Re: kernel: fix minor infoleak in get_user_ex()-Mailing List, Third Party Advisory
• https://github.com/torvalds/linux/commit/1c109fabbd51863475cd12ac206bdd249aee35af
• http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.5
• https://bugzilla.redhat.com/show_bug.cgi?id=1391908
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1c109fabbd51863475cd12ac206bdd249aee35af
• 94144-

 

Keywords

NVD

 

CVE-2016-9178

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures