CVE-2023-21672
Use After Free in Audio
Memory corruption in Audio while running concurrent tunnel playback or during concurrent audio tunnel recording sessions.
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
Use After Free in Audio
Memory corruption in Audio while running concurrent tunnel playback or during concurrent audio tunnel recording sessions.
- Record
CVE-2023-21672- 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 - Weakness
- CWE-416
- Updated
- 2026-11-02
EUVDEUVD-2023-25839
Memory corruption in Audio while running concurrent tunnel playback or during concurrent audio tunnel recording sessions.
- Record
EUVD-2023-25839- 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-32pq-c6vh-9cq5
Memory corruption in Audio while running concurrent tunnel playback or during concurrent audio...
Memory corruption in Audio while running concurrent tunnel playback or during concurrent audio tunnel recording sessions.
- Record
GHSA-32pq-c6vh-9cq5- 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 - Weakness
- CWE-416
- Updated
- 2026-11-02
NVD
Memory corruption in Audio while running concurrent tunnel playback or during concurrent audio tunnel recording sessions.
- Record
CVE-2023-21672- 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 - Weakness
- CWE-416
- Updated
- 2026-11-02
Affected products
- qualcomm fastconnect 6700 firmware
- qualcomm fastconnect 6900 firmware
- qualcomm fastconnect 7800 firmware
- qualcomm qam8255p firmware
- qualcomm qam8295p firmware
- qualcomm qam8650p firmware
- qualcomm qam8775p firmware
- qualcomm qca6574 firmware
- qualcomm qca6574a firmware
- qualcomm qca6574au firmware
- qualcomm qca6595 firmware
- qualcomm qca6595au firmware
Show 46 moreShow less
- qualcomm qca6696 firmware
- qualcomm qca6698aq firmware
- qualcomm qca6797aq firmware
- qualcomm qcm4325 firmware
- qualcomm sa4150p firmware
- qualcomm sa4155p firmware
- qualcomm sa6145p firmware
- qualcomm sa6150p firmware
- qualcomm sa6155p firmware
- qualcomm sa8145p firmware
- qualcomm sa8150p firmware
- qualcomm sa8155p firmware
- qualcomm sa8195p firmware
- qualcomm sa8255p firmware
- qualcomm sa8295p firmware
- qualcomm sd865 5g firmware
- qualcomm sd 8 gen1 5g firmware
- qualcomm sg4150p firmware
- qualcomm snapdragon 4 gen 2 firmware
- qualcomm snapdragon 680 4g firmware
- qualcomm snapdragon 685 4g firmware
- qualcomm snapdragon 8\+ gen 1 firmware
- qualcomm snapdragon 8 gen 1 firmware
- qualcomm snapdragon ar2 gen 1 firmware
- qualcomm snapdragon w5\+ gen 1 firmware
- qualcomm snapdragon xr2 5g firmware
- qualcomm ssg2115p firmware
- qualcomm ssg2125p firmware
- qualcomm sw5100 firmware
- qualcomm sw5100p firmware
- qualcomm sxr1230p firmware
- qualcomm sxr2230p firmware
- qualcomm wcd9370 firmware
- qualcomm wcd9375 firmware
- qualcomm wcd9380 firmware
- qualcomm wcd9385 firmware
- qualcomm wcn3950 firmware
- qualcomm wcn3980 firmware
- qualcomm wcn3988 firmware
- qualcomm wcn6740 firmware
- qualcomm wsa8810 firmware
- qualcomm wsa8815 firmware
- qualcomm wsa8830 firmware
- qualcomm wsa8832 firmware
- qualcomm wsa8835 firmware
- qualcomm, inc. snapdragon
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/vendor/qcom/opensource/agmAndroid |
SoCVersion:0 up to SoCVersion:2023-07-05, plus listed versions SoCVersion |
SoCVersion:2023-07-05 |
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-2023-21672 is a high vulnerability (CVSS 8.4) in Qualcomm Fastconnect 6700 Firmware, published July 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 1st percentile. Fixed in platform/vendor/qcom/opensource/agm SoCVersion:2023-07-05.
References
qualcomm.com/company/product-security/bulletins/july-2023-bulletin
nvd.nist.gov/vuln/detail/CVE-2023-21672
github.com/advisories/GHSA-32pq-c6vh-9cq5
source.android.com/security/bulletin/2023-07-01
git.codelinaro.org/clo/la/platform/vendor/qcom/opensource/agm/-/commit/691260fcf5f41f8af107fdd5fa54c8362c42745c