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Vulnerability Details : CVE-2019-11190

The Linux kernel before 4.8 allows local users to bypass ASLR on setuid programs (such as /bin/su) because install_exec_creds() is called too late in load_elf_binary() in fs/binfmt_elf.c, and thus the ptrace_may_access() check has a race condition when reading /proc/pid/stat.
Publish Date : 2019-04-12 Last Update Date : 2019-06-07
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- CVSS Scores & Vulnerability Types

CVSS Score
4.7
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Bypass a restriction or similar
CWE ID 362

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2020:1016: kernel security, bug fix, and enhancement update (Moderate) oval:com.redhat.rhsa:def:20201016 unix
RHSA-2020:1070: kernel-rt security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20201070 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2019-11190

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1

- References For CVE-2019-11190

https://www.openwall.com/lists/oss-security/2019/04/03/4
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html
SUSE openSUSE-SU-2019:1570
https://usn.ubuntu.com/4008-1/
UBUNTU USN-4008-1
https://usn.ubuntu.com/4008-2/
UBUNTU USN-4008-2
https://usn.ubuntu.com/4008-3/
UBUNTU USN-4008-3
https://lists.debian.org/debian-lts-announce/2019/05/msg00042.html
MLIST [debian-lts-announce] 20190528 [SECURITY] [DLA 1799-2] linux security update
https://lists.debian.org/debian-lts-announce/2019/05/msg00041.html
MLIST [debian-lts-announce] 20190528 [SECURITY] [DLA 1799-1] linux security update
https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/commit/?id=a5b5352558f6808db0589644ea5401b3e3148a0d
http://www.securityfocus.com/bid/107890
BID 107890
http://www.openwall.com/lists/oss-security/2019/04/15/1
MLIST [oss-security] 20190415 Re: Linux kernel < 4.8 local generic ASLR - CVE-ID
https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/commit/?id=e1676b55d874a43646e8b2c46d87f2f3e45516ff
https://www.openwall.com/lists/oss-security/2019/04/03/4/1

- Metasploit Modules Related To CVE-2019-11190

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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