CVE-2021-1921
Severity Score
7.0
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Possible memory corruption due to Improper handling of hypervisor unmap operations for concurrent memory operations in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile
Posible corrupción de la memoria debido al manejo inapropiado de las operaciones de desmapeo del hypervisor para operaciones de memoria concurrentes en Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile
*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
- 2020-12-08 CVE Reserved
- 2021-11-12 CVE Published
- 2023-06-05 EPSS Updated
- 2024-08-03 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.qualcomm.com/company/product-security/bulletins/november-2021-bulletin | 2021-11-15 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Qualcomm Search vendor "Qualcomm" | Aqt1000 Firmware Search vendor "Qualcomm" for product "Aqt1000 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Aqt1000 Search vendor "Qualcomm" for product "Aqt1000" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qca6390 Firmware Search vendor "Qualcomm" for product "Qca6390 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qca6390 Search vendor "Qualcomm" for product "Qca6390" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qca6391 Firmware Search vendor "Qualcomm" for product "Qca6391 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qca6391 Search vendor "Qualcomm" for product "Qca6391" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qca6420 Firmware Search vendor "Qualcomm" for product "Qca6420 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qca6420 Search vendor "Qualcomm" for product "Qca6420" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qca6421 Firmware Search vendor "Qualcomm" for product "Qca6421 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qca6421 Search vendor "Qualcomm" for product "Qca6421" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qca6426 Firmware Search vendor "Qualcomm" for product "Qca6426 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qca6426 Search vendor "Qualcomm" for product "Qca6426" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qca6430 Firmware Search vendor "Qualcomm" for product "Qca6430 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qca6430 Search vendor "Qualcomm" for product "Qca6430" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qca6431 Firmware Search vendor "Qualcomm" for product "Qca6431 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qca6431 Search vendor "Qualcomm" for product "Qca6431" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qca6436 Firmware Search vendor "Qualcomm" for product "Qca6436 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qca6436 Search vendor "Qualcomm" for product "Qca6436" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qca6574au Firmware Search vendor "Qualcomm" for product "Qca6574au Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qca6574au Search vendor "Qualcomm" for product "Qca6574au" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qca6595 Firmware Search vendor "Qualcomm" for product "Qca6595 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qca6595 Search vendor "Qualcomm" for product "Qca6595" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qcm6490 Firmware Search vendor "Qualcomm" for product "Qcm6490 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qcm6490 Search vendor "Qualcomm" for product "Qcm6490" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qcs6490 Firmware Search vendor "Qualcomm" for product "Qcs6490 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qcs6490 Search vendor "Qualcomm" for product "Qcs6490" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qrb5165 Firmware Search vendor "Qualcomm" for product "Qrb5165 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qrb5165 Search vendor "Qualcomm" for product "Qrb5165" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qrb5165n Firmware Search vendor "Qualcomm" for product "Qrb5165n Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qrb5165n Search vendor "Qualcomm" for product "Qrb5165n" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Qsm8350 Firmware Search vendor "Qualcomm" for product "Qsm8350 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Qsm8350 Search vendor "Qualcomm" for product "Qsm8350" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sa6155p Firmware Search vendor "Qualcomm" for product "Sa6155p Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sa6155p Search vendor "Qualcomm" for product "Sa6155p" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sa8195p Firmware Search vendor "Qualcomm" for product "Sa8195p Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sa8195p Search vendor "Qualcomm" for product "Sa8195p" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sd 8c Firmware Search vendor "Qualcomm" for product "Sd 8c Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sd 8c Search vendor "Qualcomm" for product "Sd 8c" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sd 8cx Firmware Search vendor "Qualcomm" for product "Sd 8cx Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sd 8cx Search vendor "Qualcomm" for product "Sd 8cx" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sd675 Firmware Search vendor "Qualcomm" for product "Sd675 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sd675 Search vendor "Qualcomm" for product "Sd675" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sd778g Firmware Search vendor "Qualcomm" for product "Sd778g Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sd778g Search vendor "Qualcomm" for product "Sd778g" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sd780g Firmware Search vendor "Qualcomm" for product "Sd780g Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sd780g Search vendor "Qualcomm" for product "Sd780g" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sd855 Firmware Search vendor "Qualcomm" for product "Sd855 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sd855 Search vendor "Qualcomm" for product "Sd855" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sd865 5g Firmware Search vendor "Qualcomm" for product "Sd865 5g Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sd865 5g Search vendor "Qualcomm" for product "Sd865 5g" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sd870 Firmware Search vendor "Qualcomm" for product "Sd870 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sd870 Search vendor "Qualcomm" for product "Sd870" | - | - |
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" | Sdm830 Firmware Search vendor "Qualcomm" for product "Sdm830 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sdm830 Search vendor "Qualcomm" for product "Sdm830" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sdx24 Firmware Search vendor "Qualcomm" for product "Sdx24 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sdx24 Search vendor "Qualcomm" for product "Sdx24" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sdx55 Firmware Search vendor "Qualcomm" for product "Sdx55 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sdx55 Search vendor "Qualcomm" for product "Sdx55" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sdx55m Firmware Search vendor "Qualcomm" for product "Sdx55m Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sdx55m Search vendor "Qualcomm" for product "Sdx55m" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sdxr2 5g Firmware Search vendor "Qualcomm" for product "Sdxr2 5g Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sdxr2 5g Search vendor "Qualcomm" for product "Sdxr2 5g" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Sm7325 Firmware Search vendor "Qualcomm" for product "Sm7325 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Sm7325 Search vendor "Qualcomm" for product "Sm7325" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcd9340 Firmware Search vendor "Qualcomm" for product "Wcd9340 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcd9340 Search vendor "Qualcomm" for product "Wcd9340" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcd9341 Firmware Search vendor "Qualcomm" for product "Wcd9341 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcd9341 Search vendor "Qualcomm" for product "Wcd9341" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcd9360 Firmware Search vendor "Qualcomm" for product "Wcd9360 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcd9360 Search vendor "Qualcomm" for product "Wcd9360" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcd9370 Firmware Search vendor "Qualcomm" for product "Wcd9370 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcd9370 Search vendor "Qualcomm" for product "Wcd9370" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcd9375 Firmware Search vendor "Qualcomm" for product "Wcd9375 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcd9375 Search vendor "Qualcomm" for product "Wcd9375" | - | - |
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" | Wcn3950 Firmware Search vendor "Qualcomm" for product "Wcn3950 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn3950 Search vendor "Qualcomm" for product "Wcn3950" | - | - |
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" | Wcn3990 Firmware Search vendor "Qualcomm" for product "Wcn3990 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn3990 Search vendor "Qualcomm" for product "Wcn3990" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn3998 Firmware Search vendor "Qualcomm" for product "Wcn3998 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn3998 Search vendor "Qualcomm" for product "Wcn3998" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn6740 Firmware Search vendor "Qualcomm" for product "Wcn6740 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn6740 Search vendor "Qualcomm" for product "Wcn6740" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wcn6750 Firmware Search vendor "Qualcomm" for product "Wcn6750 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wcn6750 Search vendor "Qualcomm" for product "Wcn6750" | - | - |
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" | Whs9410 Firmware Search vendor "Qualcomm" for product "Whs9410 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Whs9410 Search vendor "Qualcomm" for product "Whs9410" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wsa8810 Firmware Search vendor "Qualcomm" for product "Wsa8810 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wsa8810 Search vendor "Qualcomm" for product "Wsa8810" | - | - |
Safe
|
| Qualcomm Search vendor "Qualcomm" | Wsa8815 Firmware Search vendor "Qualcomm" for product "Wsa8815 Firmware" | - | - |
Affected
| in | Qualcomm Search vendor "Qualcomm" | Wsa8815 Search vendor "Qualcomm" for product "Wsa8815" | - | - |
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
|