CVE-2021-30311 : Possible heap overflow due to lack of index validation before allocating and wri

Possible heap overflow due to lack of index validation before allocating and writing to heap buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

Published 2022-01-13 12:15:08

Updated 2023-04-19 17:10:55

Source Qualcomm, Inc.

View at NVD, CVE.org

Vulnerability category: Input validation

Products affected by CVE-2021-30311

Qualcomm » Qca6574au Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6574au_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6574au » Version: N/A
Qualcomm » Sd 675 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd_675_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd 675 » Version: N/A
Qualcomm » Qca8081 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca8081_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca8081 » Version: N/A
Qualcomm » Sdx55 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sdx55_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sdx55 » Version: N/A
Qualcomm » Sa515m Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa515m_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa515m » Version: N/A
Qualcomm » Qca6390 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6390_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6390 » Version: N/A
Qualcomm » Qca6391 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6391 » Version: N/A
Qualcomm » Qca6595au Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6595au » Version: N/A
Qualcomm » Wcd9341 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9341_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9341 » Version: N/A
Qualcomm » Wcn3998 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3998_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3998 » Version: N/A
Qualcomm » Wcn6850 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6850_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6850 » Version: N/A
Qualcomm » Wcn6851 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6851_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6851 » Version: N/A
Qualcomm » Wcn6855 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6855_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6855 » Version: N/A
Qualcomm » Wcn6856 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6856_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6856 » Version: N/A
Qualcomm » Wsa8810 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wsa8810_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wsa8810 » Version: N/A
Qualcomm » Wsa8815 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wsa8815_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wsa8815 » Version: N/A
Qualcomm » Sdx55m Firmware » Version: N/A
cpe:2.3:o:qualcomm:sdx55m_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sdx55m » Version: N/A
Qualcomm » Sm6250 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm6250_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm6250 » Version: N/A
Qualcomm » Sm7250p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm7250p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm7250p » Version: N/A
Qualcomm » Ar8035 Firmware » Version: N/A
cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Ar8035 » Version: N/A
Qualcomm » Qca6426 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6426_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6426 » Version: N/A
Qualcomm » Qca6436 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6436_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6436 » Version: N/A
Qualcomm » Qca6574a Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6574a_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6574a » Version: N/A
Qualcomm » Qca6696 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6696 » Version: N/A
Qualcomm » Qca8337 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca8337_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca8337 » Version: N/A
Qualcomm » Sd460 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd460_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd460 » Version: N/A
Qualcomm » Sd662 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd662_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd662 » Version: N/A
Qualcomm » Sd665 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd665_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd665 » Version: N/A
Qualcomm » Sd675 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd675_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd675 » Version: N/A
Qualcomm » Sd690 5g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd690_5g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd690 5g » Version: N/A
Qualcomm » Sd720g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd720g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd720g » Version: N/A
Qualcomm » Sd730 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd730_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd730 » Version: N/A
Qualcomm » Sd750g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd750g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd750g » Version: N/A
Qualcomm » Sd765 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd765_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd765 » Version: N/A
Qualcomm » Sd765g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd765g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd765g » Version: N/A
Qualcomm » Sd768g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd768g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd768g » Version: N/A
Qualcomm » Sd865 5g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd865_5g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd865 5g » Version: N/A
Qualcomm » Sd888 5g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd888_5g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd888 5g » Version: N/A
Qualcomm » Sdxr2 5g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sdxr2_5g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sdxr2 5g » Version: N/A
Qualcomm » Wcd9360 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9360_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9360 » Version: N/A
Qualcomm » Wcd9370 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9370 » Version: N/A
Qualcomm » Wcd9375 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9375 » Version: N/A
Qualcomm » Wcd9380 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9380 » Version: N/A
Qualcomm » Wcd9385 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9385 » Version: N/A
Qualcomm » Wcn3950 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3950_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3950 » Version: N/A
Qualcomm » Wcn3980 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3980_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3980 » Version: N/A
Qualcomm » Wcn3988 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3988_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3988 » Version: N/A
Qualcomm » Wcn3991 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3991_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3991 » Version: N/A
Qualcomm » Wcn6750 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6750_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6750 » Version: N/A
Qualcomm » Wsa8830 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wsa8830_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wsa8830 » Version: N/A
Qualcomm » Wsa8835 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wsa8835 » Version: N/A
Qualcomm » Wcn6740 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6740_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6740 » Version: N/A
Qualcomm » Sd678 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd678_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd678 » Version: N/A
Qualcomm » Sd870 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd870_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd870 » Version: N/A
Qualcomm » Sd480 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd480_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd480 » Version: N/A
Qualcomm » Sd888 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd888_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd888 » Version: N/A
Qualcomm » Sd778g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd778g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd778g » Version: N/A
Qualcomm » Sm7325p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm7325p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm7325p » Version: N/A
Qualcomm » Sd780g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd780g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd780g » Version: N/A
Qualcomm » Sm7315 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm7315_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm7315 » Version: N/A
Qualcomm » Qcx315 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcx315_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcx315 » Version: N/A
Qualcomm » Qcm6490 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcm6490 » Version: N/A
Qualcomm » Qcs6490 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcs6490_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcs6490 » Version: N/A
Qualcomm » Sm6225 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm6225_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm6225 » Version: N/A
Qualcomm » Sm6375 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm6375_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm6375 » Version: N/A
Qualcomm » Sdx65 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sdx65_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sdx65 » Version: N/A
Qualcomm » Sd 8 Gen1 5g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd_8_gen1_5g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm8475 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-30311

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 10 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-30311

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.2	HIGH	AV:L/AC:L/Au:N/C:C/I:C/A:C	3.9	10.0	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	Qualcomm, Inc.
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-30311

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-30311

https://www.qualcomm.com/company/product-security/bulletins/january-2022-bulletin

January 2022 Security Bulletin | Qualcomm
Vendor Advisory

CVEs referencing this url

Jump to

Vulnerability Details : CVE-2021-30311

Products affected by CVE-2021-30311

Exploit prediction scoring system (EPSS) score for CVE-2021-30311

CVSS scores for CVE-2021-30311

CWE ids for CVE-2021-30311

References for CVE-2021-30311