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Vulnerability Details : CVE-2019-11811

An issue was discovered in the Linux kernel before 5.0.4. There is a use-after-free upon attempted read access to /proc/ioports after the ipmi_si module is removed, related to drivers/char/ipmi/ipmi_si_intf.c, drivers/char/ipmi/ipmi_si_mem_io.c, and drivers/char/ipmi/ipmi_si_port_io.c.
Publish Date : 2019-05-07 Last Update Date : 2020-05-06
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- CVSS Scores & Vulnerability Types

CVSS Score
6.9
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
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)
CWE ID 416

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2019:1873: kernel security, bug fix, and enhancement update (Important) oval:com.redhat.rhsa:def:20191873 unix
RHSA-2019:1891: kernel-rt security and bug fix update (Important) oval:com.redhat.rhsa:def:20191891 unix
RHSA-2019:1959: kernel security, bug fix, and enhancement update (Important) oval:com.redhat.rhsa:def:20191959 unix
RHSA-2019:1971: kernel-rt security and bug fix update (Important) oval:com.redhat.rhsa:def:20191971 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-2019-11811

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel * * * * Version Details Vulnerabilities
2 OS Opensuse Leap 15.1 * * * Version Details Vulnerabilities
3 OS Redhat Enterprise Linux 7.0 * * * Version Details Vulnerabilities
4 OS Redhat Enterprise Linux Aus 7.6 * * * Version Details Vulnerabilities
5 OS Redhat Enterprise Linux Desktop 7.0 * * * Version Details Vulnerabilities
6 OS Redhat Enterprise Linux Server 7.0 * * * Version Details Vulnerabilities
7 OS Redhat Enterprise Linux Server Aus 7.4 * * * Version Details Vulnerabilities
8 OS Redhat Enterprise Linux Server Tus 7.4 * * * Version Details Vulnerabilities
9 OS Redhat Enterprise Linux Server Tus 7.6 * * * Version Details Vulnerabilities
10 OS Redhat Enterprise Linux Workstation 7.0 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1
Opensuse Leap 1
Redhat Enterprise Linux 1
Redhat Enterprise Linux Aus 1
Redhat Enterprise Linux Desktop 1
Redhat Enterprise Linux Server 1
Redhat Enterprise Linux Server Aus 1
Redhat Enterprise Linux Server Tus 2
Redhat Enterprise Linux Workstation 1

- References For CVE-2019-11811

https://access.redhat.com/errata/RHSA-2019:4058
REDHAT RHSA-2019:4058
http://www.securityfocus.com/bid/108410
BID 108410 Linux Kernel CVE-2019-11811 Local Arbitrary Code Execution Vulnerability Release Date:2019-07-22
https://access.redhat.com/errata/RHSA-2019:1873
REDHAT RHSA-2019:1873
https://access.redhat.com/errata/RHSA-2019:1891
REDHAT RHSA-2019:1891
https://access.redhat.com/errata/RHSA-2019:1959
REDHAT RHSA-2019:1959
https://access.redhat.com/errata/RHSA-2019:1971
REDHAT RHSA-2019:1971
https://access.redhat.com/errata/RHSA-2019:4057
REDHAT RHSA-2019:4057
https://security.netapp.com/advisory/ntap-20190719-0003/ CONFIRM
https://support.f5.com/csp/article/K01512680 CONFIRM
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.html
SUSE openSUSE-SU-2019:1479
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.4
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=401e7e88d4ef80188ffa07095ac00456f901b8c4
https://github.com/torvalds/linux/commit/401e7e88d4ef80188ffa07095ac00456f901b8c4
https://access.redhat.com/errata/RHSA-2020:0036
REDHAT RHSA-2020:0036

- Metasploit Modules Related To CVE-2019-11811

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


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