CVE-2021-1981: Critical severity android vulnerability
Published Nov 1, 2021
·Updated
Possible buffer over read due to improper IE size check of Bearer capability IE in MT setup request from network in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile
Affected Software
181 affected components
Google Android
Qualcomm Apq8017 Firmware
Qualcomm Apq8017
Qualcomm Ar8035 Firmware
Qualcomm Ar8035
Qualcomm Msm8917 Firmware
Qualcomm MSM8917
Qualcomm Qca6390 Firmware
Qualcomm Qca6390
Qualcomm Qca6391 Firmware
Qualcomm Qca6391
Qualcomm Qca6421 Firmware
Qualcomm Qca6421
Qualcomm Qca6426 Firmware
Qualcomm Qca6426
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 Qca8081 Firmware
Qualcomm QCA8081
Qualcomm Qca8337 Firmware
Qualcomm Qca8337
Qualcomm Qcm6125 Firmware
Qualcomm Qcm6125
Qualcomm Qcm6490 Firmware
Qualcomm Qcm6490
Qualcomm Qcs410 Firmware
Qualcomm Qcs410
Qualcomm Qcs610 Firmware
Qualcomm Qcs610
Qualcomm Qcs6125 Firmware
Qualcomm Qcs6125
Qualcomm Qcs6490 Firmware
Qualcomm Qcs6490
Qualcomm Qcx315 Firmware
Qualcomm Qcx315
Qualcomm Qsm8350 Firmware
Qualcomm Qsm8350
Qualcomm Qualcomm215 Firmware
Qualcomm Qualcomm215
Qualcomm Sa515m Firmware
Qualcomm Sa515m
Qualcomm Sd 675 Firmware
Qualcomm SD 675
Qualcomm Sd205 Firmware
Qualcomm Sd205
Qualcomm Sd210 Firmware
Qualcomm Sd210
Qualcomm Sd429 Firmware
Qualcomm Sd429
Qualcomm Sd439 Firmware
Qualcomm Sd439
Qualcomm Sd480 Firmware
Qualcomm Sd480
Qualcomm Sd665 Firmware
Qualcomm Sd665
Qualcomm Sd670 Firmware
Qualcomm Sd670
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 Sd845 Firmware
Qualcomm Sd845
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 Sdx55 Firmware
Qualcomm Sdx55
Qualcomm Sdx55m Firmware
Qualcomm Sdx55m
Qualcomm Sdx65 Firmware
Qualcomm Sdx65
Qualcomm Sdxr2 5g Firmware
Qualcomm Sdxr2 5g
Qualcomm Sm6250 Firmware
Qualcomm Sm6250
Qualcomm Sm6250p Firmware
Qualcomm Sm6250p
Qualcomm Sm6375 Firmware
Qualcomm Sm6375
Qualcomm Sm7250 Firmware
Qualcomm Sm7250
Qualcomm Sm7325 Firmware
Qualcomm Sm7325
Qualcomm Sm8450 Firmware
Qualcomm Sm8450
Qualcomm Sm8450p Firmware
Qualcomm Sm8450p
Qualcomm Wcd9326 Firmware
Qualcomm Wcd9326
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 Wcn3615 Firmware
Qualcomm Wcn3615
Qualcomm Wcn3660b Firmware
Qualcomm Wcn3660b
Qualcomm Wcn3680b Firmware
Qualcomm Wcn3680b
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 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 Wcn7850 Firmware
Qualcomm Wcn7850
Qualcomm Wcn7851 Firmware
Qualcomm Wcn7851
Qualcomm Wsa8810 Firmware
Qualcomm Wsa8810
Qualcomm Wsa8815 Firmware
Qualcomm Wsa8815
Qualcomm Wsa8830 Firmware
Qualcomm Wsa8830
Qualcomm Wsa8835 Firmware
Qualcomm Wsa8835
Event History
Nov 1, 2021
CVE Published
via Android·12:00 AM
Nov 12, 2021
CVE Published
via MITRE·06:15 AM
Data Sourced
via MITRE·06:15 AM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2021-1981?
CVE-2021-1981 has been categorized as a moderate severity vulnerability.
2
How do I fix CVE-2021-1981?
To fix CVE-2021-1981, ensure that your device firmware is updated to the latest version provided by the manufacturer.
3
What devices are affected by CVE-2021-1981?
CVE-2021-1981 affects various Qualcomm chipsets including those used in Android and other Qualcomm firmware products.
4
What type of vulnerability is CVE-2021-1981?
CVE-2021-1981 is a buffer over-read vulnerability that occurs due to improper size checking.
5
Can CVE-2021-1981 be exploited remotely?
Yes, CVE-2021-1981 can potentially be exploited by an attacker if they can interact with the affected device during a network setup.