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CVE-2022-36123 Detail

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.


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  7.8 HIGH
Vector:  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink 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 

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-noinfo Insufficient Information cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-36123
NVD Published Date:
07/29/2022
NVD Last Modified:
09/04/2022
Source:
MITRE