CVE-2021-30306 : Possible buffer over read due to improper buffer allocation for file length pass

Possible buffer over read due to improper buffer allocation for file length passed from user space in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

Published 2021-10-20 07:15:09

Updated 2021-10-26 18:48:47

Source Qualcomm, Inc.

View at NVD, CVE.org

Products affected by CVE-2021-30306

Qualcomm » Qca6174a Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6174a_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6174a » Version: N/A
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 » Qca9377 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca9377_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca9377 » Version: N/A
Qualcomm » Qca6574 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6574_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6574 » Version: N/A
Qualcomm » Apq8053 Firmware » Version: N/A
cpe:2.3:o:qualcomm:apq8053_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Apq8053 » Version: N/A
Qualcomm » Msm8953 Firmware » Version: N/A
cpe:2.3:o:qualcomm:msm8953_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Msm8953 » Version: N/A
Qualcomm » Sa6155p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa6155p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa6155p » 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 » Wcd9335 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9335_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9335 » 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 » Sa8155p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa8155p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa8155p » Version: N/A
Qualcomm » Qrb5165 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qrb5165_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qrb5165 » Version: N/A
Qualcomm » Sa6155 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa6155_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa6155 » Version: N/A
Qualcomm » Sa8155 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa8155_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa8155 » 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 » Sm7250 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm7250_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm7250 » Version: N/A
Qualcomm » Sa6145p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa6145p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa6145p » Version: N/A
Qualcomm » Sa6150p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa6150p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa6150p » Version: N/A
Qualcomm » Sa8150p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa8150p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa8150p » Version: N/A
Qualcomm » Sa8195p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa8195p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa8195p » 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 » 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 » 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 » 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 » 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 » Wcd9326 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9326_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9326 » 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 » Wcn3615 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3615_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3615 » Version: N/A
Qualcomm » Wcn3680b Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3680b_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3680b » 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 » 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 » 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 » Sa8145p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa8145p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa8145p » 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 » Sd780g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd780g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd780g » Version: N/A
Qualcomm » Sdx12 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sdx12_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sdx12 » Version: N/A
Qualcomm » Sm7325 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm7325_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm7325 » 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

Exploit prediction scoring system (EPSS) score for CVE-2021-30306

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-2021-30306

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.6	LOW	AV:L/AC:L/Au:N/C:P/I:N/A:P	3.9	4.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: Partial
7.1	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H	1.8	5.2	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: High
8.4	HIGH	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	2.5	5.9	Qualcomm, Inc.
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-30306

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-30306

https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin

October 2021 Security Bulletin | Qualcomm
Patch;Vendor Advisory

CVEs referencing this url

Jump to

Vulnerability Details : CVE-2021-30306

Products affected by CVE-2021-30306

Exploit prediction scoring system (EPSS) score for CVE-2021-30306

CVSS scores for CVE-2021-30306

CWE ids for CVE-2021-30306

References for CVE-2021-30306