CVE-2023-21638
Incorrect Type Conversion or Cast in Video
Memory corruption in Video while calling APIs with different instance ID than the one received in initialization.
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
Incorrect Type Conversion or Cast in Video
Memory corruption in Video while calling APIs with different instance ID than the one received in initialization.
- Record
CVE-2023-21638- 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-704
- Updated
- 2026-11-02
EUVDEUVD-2023-25805
Memory corruption in Video while calling APIs with different instance ID than the one received in initialization.
- Record
EUVD-2023-25805- 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-v79h-64cf-gw4x
Memory corruption in Video while calling APIs with different instance ID than the one received in...
Memory corruption in Video while calling APIs with different instance ID than the one received in initialization.
- Record
GHSA-v79h-64cf-gw4x- 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-704
- Updated
- 2026-11-02
NVD
Memory corruption in Video while calling APIs with different instance ID than the one received in initialization.
- Record
CVE-2023-21638- 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 - 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 - Weakness
- CWE-704
- Updated
- 2026-11-02
Affected products
- qualcomm aqt1000 firmware
- qualcomm fastconnect 6200 firmware
- qualcomm fastconnect 6800 firmware
- qualcomm fastconnect 6900 firmware
- qualcomm fastconnect 7800 firmware
- qualcomm qca6391 firmware
- qualcomm qca6420 firmware
- qualcomm qca6426 firmware
- qualcomm qca6430 firmware
- qualcomm qca6436 firmware
- qualcomm qca6574au firmware
- qualcomm qca6696 firmware
Show 30 moreShow less
- qualcomm sa6145p firmware
- qualcomm sa6150p firmware
- qualcomm sa6155p firmware
- qualcomm sa8145p firmware
- qualcomm sa8150p firmware
- qualcomm sa8155p firmware
- qualcomm sa8195p firmware
- qualcomm sd855 firmware
- qualcomm sd865 5g firmware
- qualcomm snapdragon 855\+\/860 firmware
- qualcomm snapdragon 855 firmware
- qualcomm snapdragon 855 mobile platform firmware
- qualcomm snapdragon 865\+ 5g firmware
- qualcomm snapdragon 865 5g firmware
- qualcomm snapdragon 865 5g mobile platform firmware
- qualcomm snapdragon 870 5g firmware
- qualcomm snapdragon 8 gen 1 firmware
- qualcomm snapdragon 8 gen 1 mobile platform firmware
- qualcomm snapdragon x55 5g firmware
- qualcomm snapdragon x55 5g modem-rf system firmware
- qualcomm snapdragon xr2 5g firmware
- qualcomm snapdragon xr2 5g platform firmware
- qualcomm sxr2130 firmware
- qualcomm wcd9341 firmware
- qualcomm wcd9380 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-2023-21638 is a medium vulnerability (CVSS 6.7) in Qualcomm Aqt1000 Firmware, published July 4, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.11%, the 1st percentile. No source names a fixed version.