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Vulnerability Details : CVE-2022-27666

A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4.c and net/ipv6/esp6.c. This flaw allows a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation threat.
Publish Date : 2022-03-23 Last Update Date : 2023-02-01
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- CVSS Scores & Vulnerability Types

CVSS Score
4.6
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
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) Overflow
CWE ID 787

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2022:5214: kpatch-patch security update (Important) oval:com.redhat.rhsa:def:20225214 unix
RHSA-2022:5219: kpatch-patch security update (Important) oval:com.redhat.rhsa:def:20225219 unix
RHSA-2022:5249: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20225249 unix
RHSA-2022:5267: kernel-rt security and bug fix update (Important) oval:com.redhat.rhsa:def:20225267 unix
RHSA-2022:5316: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20225316 unix
RHSA-2022:5344: kernel-rt security and bug fix update (Important) oval:com.redhat.rhsa:def:20225344 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-2022-27666

# 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 34 * * * Version Details Vulnerabilities
5 OS Fedoraproject Fedora 35 * * * Version Details Vulnerabilities
6 OS Linux Linux Kernel * * * * Version Details Vulnerabilities
7 OS Linux Linux Kernel 5.17 RC7 * * Version Details Vulnerabilities
8 OS Linux Linux Kernel 5.17 RC1 * * Version Details Vulnerabilities
9 OS Linux Linux Kernel 5.17 RC2 * * Version Details Vulnerabilities
10 OS Linux Linux Kernel 5.17 RC3 * * Version Details Vulnerabilities
11 OS Linux Linux Kernel 5.17 - * * Version Details Vulnerabilities
12 OS Linux Linux Kernel 5.17 RC5 * * Version Details Vulnerabilities
13 OS Linux Linux Kernel 5.17 RC6 * * Version Details Vulnerabilities
14 OS Linux Linux Kernel 5.17 RC4 * * Version Details Vulnerabilities
15 OS Redhat Enterprise Linux 8.0 * * * Version Details Vulnerabilities
16 Application Redhat Virtualization 4.0 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 3
Fedoraproject Fedora 2
Linux Linux Kernel 9
Redhat Enterprise Linux 1
Redhat Virtualization 1

- References For CVE-2022-27666

https://github.com/torvalds/linux/commit/ebe48d368e97d007bfeb76fcb065d6cfc4c96645
https://bugzilla.redhat.com/show_bug.cgi?id=2061633
https://www.debian.org/security/2022/dsa-5173
DEBIAN DSA-5173
https://www.debian.org/security/2022/dsa-5127
DEBIAN DSA-5127
https://security.netapp.com/advisory/ntap-20220429-0001/ CONFIRM

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0

- Metasploit Modules Related To CVE-2022-27666

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