CVE-2021-35133
Use after free in the synx driver issue while performing other functions during multiple...
Use after free in the synx driver issue while performing other functions during multiple invocation of synx release calls in Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Use after free in the synx driver issue while performing other functions during multiple invocation of synx release calls in Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
- Record
CVE-2021-35133- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
EUVDEUVD-2021-21777
Use after free in the synx driver issue while performing other functions during multiple invocation of synx release calls in Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
- Record
EUVD-2021-21777- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5wcq-2m8r-q254
Use after free in the synx driver issue while performing other functions during multiple...
Use after free in the synx driver issue while performing other functions during multiple invocation of synx release calls in Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
- Record
GHSA-5wcq-2m8r-q254- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
NVD
Use after free in the synx driver issue while performing other functions during multiple invocation of synx release calls in Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
- Record
CVE-2021-35133- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
Affected products
- qualcomm, inc. snapdragon connectivity, snapdragon industrial iot, snapdragon mobile
- qualcomm ar8035 firmware
- qualcomm qca6174a firmware
- qualcomm qca6391 firmware
- qualcomm qca8081 firmware
- qualcomm qca8337 firmware
- qualcomm qca9377 firmware
- qualcomm qcm6490 firmware
- qualcomm qcs6490 firmware
- qualcomm sd480 firmware
- qualcomm sd780g firmware
- qualcomm sd888 5g firmware
Show 25 moreShow less
- qualcomm sd 8 gen1 5g firmware
- qualcomm sdx12 firmware
- qualcomm sdx65 firmware
- qualcomm sm7450 firmware
- qualcomm sm8475 firmware
- qualcomm sm8475p firmware
- qualcomm wcd9335 firmware
- qualcomm wcd9341 firmware
- qualcomm wcd9370 firmware
- qualcomm wcd9375 firmware
- qualcomm wcd9380 firmware
- qualcomm wcd9385 firmware
- qualcomm wcn3988 firmware
- qualcomm wcn3991 firmware
- qualcomm wcn6740 firmware
- qualcomm wcn6750 firmware
- qualcomm wcn6850 firmware
- qualcomm wcn6851 firmware
- qualcomm wcn6855 firmware
- qualcomm wcn6856 firmware
- qualcomm wcn7850 firmware
- qualcomm wcn7851 firmware
- qualcomm wsa8830 firmware
- qualcomm wsa8832 firmware
- qualcomm wsa8835 firmware
Affected packages
| Package | Affected | Fixed |
|---|---|---|
:linux_kernel:QualcommAndroid |
SoCVersion:0 up to SoCVersion:2022-07-05, plus listed versions SoCVersion |
SoCVersion:2022-07-05 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-35133 is a medium vulnerability (CVSS 6.7) in Qualcomm, Inc. Snapdragon Connectivity, Snapdragon Industrial Iot, Snapdragon Mobile, published July 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 2nd percentile. Fixed in :linux_kernel:Qualcomm SoCVersion:2022-07-05.