CVE-2021-1983
Possible buffer overflow due to improper handling of negative data length while processing write...
Possible buffer overflow due to improper handling of negative data length while processing write request in VR service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Possible buffer overflow due to improper handling of negative data length while processing write request in VR service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables
- Record
CVE-2021-1983- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
EUVDEUVD-2021-7447
Possible buffer overflow due to improper handling of negative data length while processing write request in VR service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables
- Record
EUVD-2021-7447- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q3rm-j69f-6259 No score
Possible buffer overflow due to improper handling of negative data length while processing write...
Possible buffer overflow due to improper handling of negative data length while processing write request in VR service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables
- Record
GHSA-q3rm-j69f-6259- Weakness
- CWE-120
- Updated
- 2026-11-02
NVD
Possible buffer overflow due to improper handling of negative data length while processing write request in VR service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables
- Record
CVE-2021-1983- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-120
- Updated
- 2026-11-02
Affected products
- qualcomm, inc. snapdragon auto, snapdragon compute, snapdragon connectivity, snapdragon consumer iot, snapdragon industrial iot, snapdragon wearables
- qualcomm apq8017 firmware
- qualcomm apq8053 firmware
- qualcomm apq8064au firmware
- qualcomm apq8096au firmware
- qualcomm aqt1000 firmware
- qualcomm msm8917 firmware
- qualcomm msm8953 firmware
- qualcomm msm8996au firmware
- qualcomm qca6310 firmware
- qualcomm qca6320 firmware
- qualcomm qca6335 firmware
Show 84 moreShow less
- qualcomm qca6390 firmware
- qualcomm qca6391 firmware
- qualcomm qca6420 firmware
- qualcomm qca6426 firmware
- qualcomm qca6430 firmware
- qualcomm qca6436 firmware
- qualcomm qca6564a firmware
- qualcomm qca6564au firmware
- qualcomm qca6574a firmware
- qualcomm qca6574au firmware
- qualcomm qcm2290 firmware
- qualcomm qcm4290 firmware
- qualcomm qcm6125 firmware
- qualcomm qcm6490 firmware
- qualcomm qcs2290 firmware
- qualcomm qcs4290 firmware
- qualcomm qcs603 firmware
- qualcomm qcs605 firmware
- qualcomm qcs610 firmware
- qualcomm qcs6125 firmware
- qualcomm qcs6490 firmware
- qualcomm qualcomm215 firmware
- qualcomm sd205 firmware
- qualcomm sd210 firmware
- qualcomm sd429 firmware
- qualcomm sd439 firmware
- qualcomm sd460 firmware
- qualcomm sd480 firmware
- qualcomm sd632 firmware
- qualcomm sd662 firmware
- qualcomm sd665 firmware
- qualcomm sd675 firmware
- qualcomm sd678 firmware
- qualcomm sd690 5g firmware
- qualcomm sd720g firmware
- qualcomm sd730 firmware
- qualcomm sd750g firmware
- qualcomm sd765 firmware
- qualcomm sd765g firmware
- qualcomm sd768g firmware
- qualcomm sd778g firmware
- qualcomm sd780g firmware
- qualcomm sd855 firmware
- qualcomm sd865 5g firmware
- qualcomm sd870 firmware
- qualcomm sd888 5g firmware
- qualcomm sd888 firmware
- qualcomm sd 455 firmware
- qualcomm sd 636 firmware
- qualcomm sd 675 firmware
- qualcomm sdm630 firmware
- qualcomm sdx50m firmware
- qualcomm sdx55 firmware
- qualcomm sdx55m firmware
- qualcomm sdxr1 firmware
- qualcomm sdxr2 5g firmware
- qualcomm sm4125 firmware
- qualcomm sm6250 firmware
- qualcomm sm6250p firmware
- qualcomm sm7250 firmware
- qualcomm sm7325 firmware
- qualcomm wcd9370 firmware
- qualcomm wcd9371 firmware
- qualcomm wcd9375 firmware
- qualcomm wcd9380 firmware
- qualcomm wcd9385 firmware
- qualcomm wcn3610 firmware
- qualcomm wcn3615 firmware
- qualcomm wcn3660b firmware
- qualcomm wcn3680 firmware
- qualcomm wcn3680b firmware
- qualcomm wcn3910 firmware
- qualcomm wcn3950 firmware
- qualcomm wcn3988 firmware
- qualcomm wcn3991 firmware
- qualcomm wcn3998 firmware
- qualcomm wcn6740 firmware
- qualcomm wcn6750 firmware
- qualcomm wcn6850 firmware
- qualcomm wcn6851 firmware
- qualcomm wcn6855 firmware
- qualcomm wcn6856 firmware
- qualcomm wsa8830 firmware
- qualcomm wsa8835 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-1983 is a high vulnerability (CVSS 8.4) in Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Iot, Snapdragon Industrial Iot, Snapdragon Wearables, published October 20, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.16%, the 5th percentile. No source names a fixed version.