CVE-2022-40540
Buffer copy without checking the size of input in Linux Kernel
Severity Score
7.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Memory corruption due to buffer copy without checking the size of input while loading firmware in Linux Kernel.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2022-09-12 CVE Reserved
- 2023-03-07 CVE Published
- 2024-08-03 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
References (3)
| URL | Tag | Source |
|---|---|---|
| https://bugzilla.suse.com/show_bug.cgi?id=1209597 | ||
| https://security.netapp.com/advisory/ntap-20230616-0001 |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.qualcomm.com/company/product-security/bulletins/march-2023-bulletin | 2024-04-12 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Qualcomm Search vendor "Qualcomm" | Sd 8 Gen1 5g Firmware Search vendor "Qualcomm" for product "Sd 8 Gen1 5g Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sm8475 Search vendor "Qualcomm" for product "Sm8475" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sd888 5g Firmware Search vendor "Qualcomm" for product "Sd888 5g Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sd888 5g Search vendor "Qualcomm" for product "Sd888 5g" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sw5100 Firmware Search vendor "Qualcomm" for product "Sw5100 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sw5100 Search vendor "Qualcomm" for product "Sw5100" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sw5100p Firmware Search vendor "Qualcomm" for product "Sw5100p Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sw5100p Search vendor "Qualcomm" for product "Sw5100p" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcd9380 Firmware Search vendor "Qualcomm" for product "Wcd9380 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcd9380 Search vendor "Qualcomm" for product "Wcd9380" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcd9385 Firmware Search vendor "Qualcomm" for product "Wcd9385 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcd9385 Search vendor "Qualcomm" for product "Wcd9385" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn3980 Firmware Search vendor "Qualcomm" for product "Wcn3980 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn3980 Search vendor "Qualcomm" for product "Wcn3980" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn3988 Firmware Search vendor "Qualcomm" for product "Wcn3988 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn3988 Search vendor "Qualcomm" for product "Wcn3988" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn6850 Firmware Search vendor "Qualcomm" for product "Wcn6850 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn6850 Search vendor "Qualcomm" for product "Wcn6850" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn6851 Firmware Search vendor "Qualcomm" for product "Wcn6851 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn6851 Search vendor "Qualcomm" for product "Wcn6851" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn6855 Firmware Search vendor "Qualcomm" for product "Wcn6855 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn6855 Search vendor "Qualcomm" for product "Wcn6855" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn6856 Firmware Search vendor "Qualcomm" for product "Wcn6856 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn6856 Search vendor "Qualcomm" for product "Wcn6856" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn7850 Firmware Search vendor "Qualcomm" for product "Wcn7850 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn7850 Search vendor "Qualcomm" for product "Wcn7850" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn7851 Firmware Search vendor "Qualcomm" for product "Wcn7851 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn7851 Search vendor "Qualcomm" for product "Wcn7851" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wsa8830 Firmware Search vendor "Qualcomm" for product "Wsa8830 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wsa8830 Search vendor "Qualcomm" for product "Wsa8830" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wsa8835 Firmware Search vendor "Qualcomm" for product "Wsa8835 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wsa8835 Search vendor "Qualcomm" for product "Wsa8835" | - | - |
Safe
|