CVE-2021-30298
Possible out of bound access due to improper validation of item size and DIAG memory pools data...
Possible out of bound access due to improper validation of item size and DIAG memory pools data while switching between USB and PCIE interface in Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
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
Possible out of bound access due to improper validation of item size and DIAG memory pools data while switching between USB and PCIE interface in Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
- Record
CVE-2021-30298- 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-2021-17229
Possible out of bound access due to improper validation of item size and DIAG memory pools data while switching between USB and PCIE interface in Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
- Record
EUVD-2021-17229- 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-3xcc-mw3v-cg8g No score
Possible out of bound access due to improper validation of item size and DIAG memory pools data...
Possible out of bound access due to improper validation of item size and DIAG memory pools data while switching between USB and PCIE interface in Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
- Record
GHSA-3xcc-mw3v-cg8g- Weakness
- CWE-120
- Updated
- 2026-11-02
NVD
Possible out of bound access due to improper validation of item size and DIAG memory pools data while switching between USB and PCIE interface in Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
- Record
CVE-2021-30298- 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 - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-120
- Updated
- 2026-11-02
Affected products
- qualcomm, inc. snapdragon auto, snapdragon consumer iot, snapdragon industrial iot, snapdragon mobile, snapdragon voice & music, snapdragon wearables, snapdragon wired infrastructure and networking
- qualcomm ar8031 firmware
- qualcomm ar8035 firmware
- qualcomm csra6620 firmware
- qualcomm csra6640 firmware
- qualcomm fsm10055 firmware
- qualcomm fsm10056 firmware
- qualcomm ipq8072a firmware
- qualcomm ipq8074a firmware
- qualcomm ipq8076a firmware
- qualcomm mdm9150 firmware
- qualcomm qca6390 firmware
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- qualcomm qca6391 firmware
- qualcomm qca6574au firmware
- qualcomm qca6595au firmware
- qualcomm qca6696 firmware
- qualcomm qca8337 firmware
- qualcomm qcn9000 firmware
- qualcomm qcn9074 firmware
- qualcomm qcs405 firmware
- qualcomm qcs410 firmware
- qualcomm qcs610 firmware
- qualcomm qrb5165 firmware
- qualcomm qrb5165n firmware
- qualcomm qualcomm215 firmware
- qualcomm sa8155p firmware
- qualcomm sd205 firmware
- qualcomm sd210 firmware
- qualcomm sd460 firmware
- qualcomm sd662 firmware
- qualcomm sd665 firmware
- qualcomm sd765 firmware
- qualcomm sd765g firmware
- qualcomm sd768g firmware
- qualcomm sd865 5g firmware
- qualcomm sd870 firmware
- qualcomm sda429w firmware
- qualcomm sdx55 firmware
- qualcomm sdx55m firmware
- qualcomm sm7250p firmware
- qualcomm wcd9335 firmware
- qualcomm wcd9340 firmware
- qualcomm wcd9341 firmware
- qualcomm wcd9370 firmware
- qualcomm wcd9375 firmware
- qualcomm wcd9380 firmware
- qualcomm wcd9385 firmware
- qualcomm wcn3610 firmware
- qualcomm wcn3620 firmware
- qualcomm wcn3660b firmware
- qualcomm wcn3950 firmware
- qualcomm wcn3980 firmware
- qualcomm wcn3988 firmware
- qualcomm wcn3991 firmware
- qualcomm wcn3998 firmware
- qualcomm wcn3999 firmware
- qualcomm wcn6850 firmware
- qualcomm wcn6851 firmware
- qualcomm wsa8810 firmware
- qualcomm wsa8815 firmware
- qualcomm wsa8830 firmware
- qualcomm wsa8835 firmware
Affected packages
| Package | Affected | Fixed |
|---|---|---|
:linux_kernel:QualcommAndroid |
SoCVersion:0 up to SoCVersion:2021-12-05, plus listed versions SoCVersion |
SoCVersion:2021-12-05 |
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-2021-30298 is a medium vulnerability (CVSS 6.7) in Qualcomm, Inc. Snapdragon Auto, Snapdragon Consumer Iot, Snapdragon Industrial Iot, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure And Networking, published December 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.15%, the 4th percentile. Fixed in :linux_kernel:Qualcomm SoCVersion:2021-12-05.
References
qualcomm.com/company/product-security/bulletins/december-2021-bulletin
nvd.nist.gov/vuln/detail/CVE-2021-30298
github.com/advisories/GHSA-3xcc-mw3v-cg8g
source.android.com/security/bulletin/2021-12-01
source.codeaurora.org/quic/la/kernel/msm-4.9/commit?id=5cdb717eb842ab5d4fdde5117d8194571cd3ba86