CVE-2022-33305
Null pointer dereference in Modem
Transient DOS due to NULL pointer dereference in Modem while sending invalid messages in DCCH.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Null pointer dereference in Modem
Transient DOS due to NULL pointer dereference in Modem while sending invalid messages in DCCH.
- Record
CVE-2022-33305- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
EUVDEUVD-2022-36348
Transient DOS due to NULL pointer dereference in Modem while sending invalid messages in DCCH.
- Record
EUVD-2022-36348- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-gwq3-cjp5-74m9
Transient DOS due to NULL pointer dereference in Modem while sending invalid messages in DCCH.
Transient DOS due to NULL pointer dereference in Modem while sending invalid messages in DCCH.
- Record
GHSA-gwq3-cjp5-74m9- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
NVD
Transient DOS due to NULL pointer dereference in Modem while sending invalid messages in DCCH.
- Record
CVE-2022-33305- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
Affected products
- qualcomm 315 5g iot modem firmware
- qualcomm ar8035 firmware
- qualcomm csra6620 firmware
- qualcomm csra6640 firmware
- qualcomm qca6390 firmware
- qualcomm qca6391 firmware
- qualcomm qca6574a firmware
- qualcomm qca6595au firmware
- qualcomm qca6696 firmware
- qualcomm qca8081 firmware
- qualcomm qca8337 firmware
- qualcomm qcm2290 firmware
Show 70 moreShow less
- qualcomm qcm4290 firmware
- qualcomm qcm4325 firmware
- qualcomm qcm6490 firmware
- qualcomm qcn6024 firmware
- qualcomm qcn9024 firmware
- qualcomm qcs2290 firmware
- qualcomm qcs400 firmware
- qualcomm qcs4290 firmware
- qualcomm qcs6490 firmware
- qualcomm sd888 firmware
- qualcomm sdx55 firmware
- qualcomm sdx57m firmware
- qualcomm sg4150p firmware
- qualcomm sm4250-aa firmware
- qualcomm sm4350-ac firmware
- qualcomm sm4350 firmware
- qualcomm sm4375 firmware
- qualcomm sm6115 firmware
- qualcomm sm6225-ad firmware
- qualcomm sm6225 firmware
- qualcomm sm6350 firmware
- qualcomm sm6375 firmware
- qualcomm sm7250-aa firmware
- qualcomm sm7250-ab firmware
- qualcomm sm7250-ac firmware
- qualcomm sm7250p firmware
- qualcomm sm7315 firmware
- qualcomm sm7325-ae firmware
- qualcomm sm7325-af firmware
- qualcomm sm7325 firmware
- qualcomm sm7325p firmware
- qualcomm sm7350-ab firmware
- qualcomm sm8250-ab firmware
- qualcomm sm8250-ac firmware
- qualcomm sm8250 firmware
- qualcomm sm8350-ac firmware
- qualcomm sm8350 firmware
- qualcomm sm8450 firmware
- qualcomm sm8475 firmware
- qualcomm snapdragon 7c\+ gen 3 compute firmware
- qualcomm snapdragon auto 5g modem-rf firmware
- qualcomm snapdragon w5\+ gen 1 wearable platform firmware
- qualcomm snapdragon x55 5g modem-rf system firmware
- qualcomm snapdragon x65 5g modem-rf system firmware
- qualcomm snapdragon x70 modem-rf system firmware
- qualcomm sw5100 firmware
- qualcomm sw5100p firmware
- qualcomm wcd9335 firmware
- qualcomm wcd9341 firmware
- qualcomm wcd9360 firmware
- qualcomm wcd9370 firmware
- qualcomm wcd9375 firmware
- qualcomm wcd9380 firmware
- qualcomm wcd9385 firmware
- qualcomm wcn3910 firmware
- qualcomm wcn3950 firmware
- qualcomm wcn3980 firmware
- qualcomm wcn3988 firmware
- qualcomm wcn3998 firmware
- qualcomm wcn6740 firmware
- qualcomm wcn6750 firmware
- qualcomm wcn685x-1 firmware
- qualcomm wcn685x-5 firmware
- qualcomm wcn785x-1 firmware
- qualcomm wcn785x-5 firmware
- qualcomm wsa8810 firmware
- qualcomm wsa8815 firmware
- qualcomm wsa8830 firmware
- qualcomm wsa8835 firmware
- qualcomm, inc. snapdragon
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-33305 is a high vulnerability (CVSS 7.5) in Qualcomm 315 5g Iot Modem Firmware, published May 2, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. No source names a fixed version.