CVE-2021-1946: Null Pointer Dereference
Published Sep 7, 2021
·Updated
Null Pointer Dereference may occur due to improper validation while processing crafted SDP body in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile
Affected Software
197 affected components
Google Android
Qualcomm Apq8017 Firmware
Qualcomm Apq8017
Qualcomm Apq8053 Firmware
Qualcomm Apq8053
Qualcomm Aqt1000 Firmware
Qualcomm Aqt1000
Qualcomm Ar8035 Firmware
Qualcomm Ar8035
Qualcomm Msm8917 Firmware
Qualcomm MSM8917
Qualcomm Msm8920 Firmware
Qualcomm Msm8920
Qualcomm Msm8940 Firmware
Qualcomm Msm8940
Qualcomm Msm8953 Firmware
Qualcomm Msm8953
Qualcomm Qca6174a Firmware
Qualcomm QCA6174A
Qualcomm Qca6390 Firmware
Qualcomm Qca6390
Qualcomm Qca6391 Firmware
Qualcomm Qca6391
Qualcomm Qca6420 Firmware
Qualcomm Qca6420
Qualcomm Qca6421 Firmware
Qualcomm Qca6421
Qualcomm Qca6426 Firmware
Qualcomm Qca6426
Qualcomm Qca6430 Firmware
Qualcomm Qca6430
Qualcomm Qca6431 Firmware
Qualcomm Qca6431
Qualcomm Qca6436 Firmware
Qualcomm Qca6436
Qualcomm Qca6574a Firmware
Qualcomm Qca6574a
Qualcomm Qca6574au Firmware
Qualcomm QCA6574AU
Qualcomm Qca6595au Firmware
Qualcomm Qca6595au
Qualcomm Qca6696 Firmware
Qualcomm Qca6696
Qualcomm Qca8337 Firmware
Qualcomm Qca8337
Qualcomm Qca9377 Firmware
Qualcomm QCA9377
Qualcomm Qcm4290 Firmware
Qualcomm Qcm4290
Qualcomm Qcm6125 Firmware
Qualcomm Qcm6125
Qualcomm Qcm6490 Firmware
Qualcomm Qcm6490
Qualcomm Qcs410 Firmware
Qualcomm Qcs410
Qualcomm Qcs4290 Firmware
Qualcomm Qcs4290
Qualcomm Qcs610 Firmware
Qualcomm Qcs610
Qualcomm Qcs6125 Firmware
Qualcomm Qcs6125
Qualcomm Qcs6490 Firmware
Qualcomm Qcs6490
Qualcomm Qsm8350 Firmware
Qualcomm Qsm8350
Qualcomm Qualcomm215 Firmware
Qualcomm Qualcomm215
Qualcomm Sa8155 Firmware
Qualcomm Sa8155
Qualcomm Sa8155p Firmware
Qualcomm Sa8155p
Qualcomm Sd 675 Firmware
Qualcomm SD 675
Qualcomm Sd 8c Firmware
Qualcomm Sd 8c
Qualcomm Sd 8cx Firmware
Qualcomm SD 8CX
Qualcomm Sd205 Firmware
Qualcomm Sd205
Qualcomm Sd210 Firmware
Qualcomm Sd210
Qualcomm Sd429 Firmware
Qualcomm Sd429
Qualcomm Sd450 Firmware
Qualcomm Sd450
Qualcomm Sd480 Firmware
Qualcomm Sd480
Qualcomm Sd632 Firmware
Qualcomm Sd632
Qualcomm Sd665 Firmware
Qualcomm Sd665
Qualcomm Sd675 Firmware
Qualcomm Sd675
Qualcomm Sd678 Firmware
Qualcomm Sd678
Qualcomm Sd690 5g Firmware
Qualcomm Sd690 5g
Qualcomm Sd720g Firmware
Qualcomm Sd720g
Qualcomm Sd730 Firmware
Qualcomm Sd730
Qualcomm Sd750g Firmware
Qualcomm Sd750g
Qualcomm Sd765 Firmware
Qualcomm Sd765
Qualcomm Sd765g Firmware
Qualcomm Sd765g
Qualcomm Sd768g Firmware
Qualcomm Sd768g
Qualcomm Sd778g Firmware
Qualcomm Sd778g
Qualcomm Sd780g Firmware
Qualcomm Sd780g
Qualcomm Sd855 Firmware
Qualcomm Sd855
Qualcomm Sd865 5g Firmware
Qualcomm Sd865 5g
Qualcomm Sd870 Firmware
Qualcomm Sd870
Qualcomm Sd888 5g Firmware
Qualcomm Sd888 5g
Qualcomm Sdx12 Firmware
Qualcomm Sdx12
Qualcomm Sdx55 Firmware
Qualcomm Sdx55
Qualcomm Sdx55m Firmware
Qualcomm Sdx55m
Qualcomm Sdxr2 5g Firmware
Qualcomm Sdxr2 5g
Qualcomm Sm6250 Firmware
Qualcomm Sm6250
Qualcomm Sm6250p Firmware
Qualcomm Sm6250p
Qualcomm Sm7250 Firmware
Qualcomm Sm7250
Qualcomm Sm7325 Firmware
Qualcomm Sm7325
Qualcomm Wcd9335 Firmware
Qualcomm Wcd9335
Qualcomm Wcd9340 Firmware
Qualcomm Wcd9340
Qualcomm Wcd9341 Firmware
Qualcomm Wcd9341
Qualcomm Wcd9360 Firmware
Qualcomm Wcd9360
Qualcomm Wcd9370 Firmware
Qualcomm Wcd9370
Qualcomm Wcd9371 Firmware
Qualcomm Wcd9371
Qualcomm Wcd9375 Firmware
Qualcomm Wcd9375
Qualcomm Wcd9380 Firmware
Qualcomm Wcd9380
Qualcomm Wcd9385 Firmware
Qualcomm Wcd9385
Qualcomm Wcn3610 Firmware
Qualcomm Wcn3610
Qualcomm Wcn3660 Firmware
Qualcomm Wcn3660
Qualcomm Wcn3660b Firmware
Qualcomm Wcn3660b
Qualcomm Wcn3680 Firmware
Qualcomm Wcn3680
Qualcomm Wcn3910 Firmware
Qualcomm Wcn3910
Qualcomm Wcn3950 Firmware
Qualcomm Wcn3950
Qualcomm Wcn3980 Firmware
Qualcomm Wcn3980
Qualcomm Wcn3988 Firmware
Qualcomm Wcn3988
Qualcomm Wcn3990 Firmware
Qualcomm Wcn3990
Qualcomm Wcn3991 Firmware
Qualcomm Wcn3991
Qualcomm Wcn3998 Firmware
Qualcomm Wcn3998
Qualcomm Wcn6740 Firmware
Qualcomm Wcn6740
Qualcomm Wcn6750 Firmware
Qualcomm Wcn6750
Qualcomm Wcn6850 Firmware
Qualcomm Wcn6850
Qualcomm Wcn6851 Firmware
Qualcomm Wcn6851
Qualcomm Wcn6855 Firmware
Qualcomm WCN6855
Qualcomm Wcn6856 Firmware
Qualcomm Wcn6856
Qualcomm Whs9410 Firmware
Qualcomm Whs9410
Qualcomm Wsa8815 Firmware
Qualcomm Wsa8815
Qualcomm Wsa8830 Firmware
Qualcomm Wsa8830
Qualcomm Wsa8835 Firmware
Qualcomm Wsa8835
Event History
Sep 7, 2021
CVE Published
via Android·12:00 AM
Data Sourced
via Android·12:00 AM
SeverityAffected Software
Sep 9, 2021
CVE Published
via MITRE·07:35 AM
Data Sourced
via MITRE·07:35 AM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2021-1946?
CVE-2021-1946 has a severity rating that may vary based on the specific product affected but is classified as a critical vulnerability.
2
How do I fix CVE-2021-1946?
To fix CVE-2021-1946, apply the latest software updates provided by Qualcomm for affected devices.
3
Which devices are impacted by CVE-2021-1946?
CVE-2021-1946 affects various Qualcomm Snapdragon platforms, including Snapdragon Auto, Mobile, and Compute among others.
4
What kind of exploitation can occur with CVE-2021-1946?
Exploitation of CVE-2021-1946 may allow an attacker to cause a system crash due to a null pointer dereference.
5
Is there any workaround for CVE-2021-1946?
Currently, no specific workarounds are recommended for CVE-2021-1946 other than applying relevant security patches.