Executive Summary

Informations
Name CVE-2023-52462 First vendor Publication 2024-02-23
Vendor Cve Last vendor Modification 2024-04-17

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact High Availability Impact None
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

In the Linux kernel, the following vulnerability has been resolved:

bpf: fix check for attempt to corrupt spilled pointer

When register is spilled onto a stack as a 1/2/4-byte register, we set slot_type[BPF_REG_SIZE - 1] (plus potentially few more below it, depending on actual spill size). So to check if some stack slot has spilled register we need to consult slot_type[7], not slot_type[0].

To avoid the need to remember and double-check this in the future, just use is_spilled_reg() helper.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-52462

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3561

Sources (Detail)

https://git.kernel.org/stable/c/2757f17972d87773b3677777f5682510f13c66ef
https://git.kernel.org/stable/c/40617d45ea05535105e202a8a819e388a2b1f036
https://git.kernel.org/stable/c/67e6707f07354ed1acb4e65552e97c60cf9d69cf
https://git.kernel.org/stable/c/8dc15b0670594543c356567a1a45b0182ec63174
https://git.kernel.org/stable/c/ab125ed3ec1c10ccc36bc98c7a4256ad114a3dae
https://git.kernel.org/stable/c/fc3e3c50a0a4cac1463967c110686189e4a59104
Source Url

Alert History

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0
1
Date Informations
2024-04-18 05:27:40
  • Multiple Updates
2024-02-23 21:27:25
  • First insertion