Executive Summary

Informations
Name CVE-2022-39188 First vendor Publication 2022-09-02
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 4.7
Base Score 4.7 Environmental Score 4.7
impact SubScore 3.6 Temporal Score 4.7
Exploitabality Sub Score 1
 
Attack Vector Local Attack Complexity High
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in include/asm-generic/tlb.h in the Linux kernel before 5.19. Because of a race condition (unmap_mapping_range versus munmap), a device driver can free a page while it still has stale TLB entries. This only occurs in situations with VM_PFNMAP VMAs.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-39188

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-362 Race Condition

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 2
Os 3478

Sources (Detail)

https://lore.kernel.org/stable/CAG48ez3SEqOPcPCYGHVZv4iqEApujD5VtM3Re-tCKLDEF...
Source Url
DEBIAN https://www.debian.org/security/2022/dsa-5257
MISC https://bugs.chromium.org/p/project-zero/issues/detail?id=2329
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b6...
https://github.com/torvalds/linux/commit/b67fbebd4cf980aecbcc750e1462128bffe8...
MLIST https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html

Alert History

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Date Informations
2024-03-12 13:29:36
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2022-09-02 17:27:17
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2022-09-02 13:29:03
  • First insertion