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Vulnerability Details : CVE-2022-21123

Incomplete cleanup of multi-core shared buffers for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Publish Date : 2022-06-15 Last Update Date : 2022-08-19
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- CVSS Scores & Vulnerability Types

CVSS Score
2.1
Confidentiality Impact Partial (There is considerable informational disclosure.)
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 Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 459

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2022:5937: kernel security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20225937 unix
RHSA-2022:5939: kernel-rt security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20225939 unix
RHSA-2022:6437: kernel-rt security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20226437 unix
RHSA-2022:6460: kernel security, bug fix, and enhancement update (Moderate) oval:com.redhat.rhsa:def:20226460 unix
RHSA-2022:7933: kernel-rt security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20227933 unix
RHSA-2022:8267: kernel security, bug fix, and enhancement update (Moderate) oval:com.redhat.rhsa:def:20228267 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-2022-21123

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 9.0 * * * Version Details Vulnerabilities
2 OS Debian Debian Linux 10.0 * * * Version Details Vulnerabilities
3 OS Debian Debian Linux 11.0 * * * Version Details Vulnerabilities
4 OS Fedoraproject Fedora 35 * * * Version Details Vulnerabilities
5 OS Fedoraproject Fedora 36 * * * Version Details Vulnerabilities
6 Application Intel Sgx Dcap * * * * Version Details Vulnerabilities
7 Application Intel Sgx Dcap * * * * Version Details Vulnerabilities
8 Application Intel Sgx Psw * * * * Version Details Vulnerabilities
9 Application Intel Sgx Psw * * * * Version Details Vulnerabilities
10 Application Intel Sgx Sdk * * * * Version Details Vulnerabilities
11 Application Intel Sgx Sdk * * * * Version Details Vulnerabilities
12 OS Vmware Esxi 7.0 Update 1d * * Version Details Vulnerabilities
13 OS Vmware Esxi 7.0 - * * Version Details Vulnerabilities
14 OS Vmware Esxi 7.0 Update 1c * * Version Details Vulnerabilities
15 OS Vmware Esxi 7.0 Update 2 * * Version Details Vulnerabilities
16 OS Vmware Esxi 7.0 Beta * * Version Details Vulnerabilities
17 OS Vmware Esxi 7.0 Update 3c * * Version Details Vulnerabilities
18 OS Vmware Esxi 7.0 Update 2a * * Version Details Vulnerabilities
19 OS Vmware Esxi 7.0 Update 1 * * Version Details Vulnerabilities
20 OS Vmware Esxi 7.0 Update 3d * * Version Details Vulnerabilities
21 OS Vmware Esxi 7.0 Update 2c * * Version Details Vulnerabilities
22 OS Vmware Esxi 7.0 Update 1a * * Version Details Vulnerabilities
23 OS Vmware Esxi 7.0 Update 2d * * Version Details Vulnerabilities
24 OS Vmware Esxi 7.0 Update 1b * * Version Details Vulnerabilities
25 OS XEN XEN * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 3
Fedoraproject Fedora 2
Intel Sgx Dcap 2
Intel Sgx Psw 2
Intel Sgx Sdk 2
Vmware Esxi 13
XEN XEN 1

- References For CVE-2022-21123

https://security.gentoo.org/glsa/202208-23
GENTOO GLSA-202208-23
https://lists.fedoraproject.org/archives/list/[email protected]/message/FHTEW3RXU2GW6S3RCPQG4VNCZGI3TOSV/
FEDORA FEDORA-2022-391e24517d
https://lists.fedoraproject.org/archives/list/[email protected]/message/RKRXZ4LHGCGMOG24ZCEJNY6R2BTS4S2Q/
FEDORA FEDORA-2022-2c9f8224f8
https://www.debian.org/security/2022/dsa-5184
DEBIAN DSA-5184
https://lists.fedoraproject.org/archives/list/[email protected]/message/T4P2KJYL74KGLHE4JZETVW7PZH6ZIABA/
FEDORA FEDORA-2022-177a008b98
https://security.netapp.com/advisory/ntap-20220624-0008/ CONFIRM
https://www.debian.org/security/2022/dsa-5173
DEBIAN DSA-5173
https://www.debian.org/security/2022/dsa-5178
DEBIAN DSA-5178
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.html
http://www.openwall.com/lists/oss-security/2022/06/16/1
MLIST [oss-security] 20220616 Xen Security Advisory 404 v2 (CVE-2022-21123,CVE-2022-21125,CVE-2022-21166) - x86: MMIO Stale Data vulnerabilities
https://lists.fedoraproject.org/archives/list/[email protected]/message/MCVOMHBQRH4KP7IN6U24CW7F2D2L5KBS/
FEDORA FEDORA-2022-925fc688c1
https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
MLIST [debian-lts-announce] 20220701 [SECURITY] [DLA 3065-1] linux security update

- Metasploit Modules Related To CVE-2022-21123

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