7.8
HIGH
CVE-2022-36123
Xen PV Linux Kernel Denial of Service and Privilege Escalation
Description

The Linux kernel before 5.18.13 lacks a certain clear operation for the block starting symbol (.bss). This allows Xen PV guest OS users to cause a denial of service or gain privileges.

INFO

Published Date :

July 29, 2022, 2:15 p.m.

Last Modified :

Sept. 4, 2022, 7:29 p.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2022-36123 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Netapp h410c_firmware
2 Netapp h300s_firmware
3 Netapp h500s_firmware
4 Netapp h700s_firmware
5 Netapp h410s_firmware
1 Linux linux_kernel
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-36123.

URL Resource
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.13 Release Notes Third Party Advisory
https://github.com/sickcodes/security/blob/master/advisories/SICK-2022-128.md Exploit Patch Third Party Advisory
https://github.com/torvalds/linux/commit/74a0032b8524ee2bd4443128c0bf9775928680b0 Patch Third Party Advisory
https://github.com/torvalds/linux/commit/96e8fc5818686d4a1591bb6907e7fdb64ef29884 Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20220901-0003/ Third Party Advisory
https://sick.codes/sick-2022-128 Exploit Patch Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-36123 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-36123 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Sep. 04, 2022

    Action Type Old Value New Value
    Changed Reference Type https://security.netapp.com/advisory/ntap-20220901-0003/ No Types Assigned https://security.netapp.com/advisory/ntap-20220901-0003/ Third Party Advisory
    Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Sep. 01, 2022

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20220901-0003/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 08, 2022

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.13 No Types Assigned https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.13 Release Notes, Third Party Advisory
    Changed Reference Type https://github.com/sickcodes/security/blob/master/advisories/SICK-2022-128.md No Types Assigned https://github.com/sickcodes/security/blob/master/advisories/SICK-2022-128.md Exploit, Patch, Third Party Advisory
    Changed Reference Type https://github.com/torvalds/linux/commit/74a0032b8524ee2bd4443128c0bf9775928680b0 No Types Assigned https://github.com/torvalds/linux/commit/74a0032b8524ee2bd4443128c0bf9775928680b0 Patch, Third Party Advisory
    Changed Reference Type https://github.com/torvalds/linux/commit/96e8fc5818686d4a1591bb6907e7fdb64ef29884 No Types Assigned https://github.com/torvalds/linux/commit/96e8fc5818686d4a1591bb6907e7fdb64ef29884 Patch, Third Party Advisory
    Changed Reference Type https://sick.codes/sick-2022-128 No Types Assigned https://sick.codes/sick-2022-128 Exploit, Patch, Third Party Advisory
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 5.18.13
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-36123 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-36123 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.07 }} 0.01%

score

0.28314

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability