In all Qualcomm products with Android releases from CAF using the Linux kernel, in audio_aio_ion_lookup_vaddr, the buffer length, which is user input, ends up being used to validate if the buffer is fully within the valid region
Published Sep 21, 2017
7.8
HIGHCVSS 3.0
EPSS 0.43%
Description
In all Qualcomm products with Android releases from CAF using the Linux kernel, in audio_aio_ion_lookup_vaddr, the buffer length, which is user input, ends up being used to validate if the buffer is fully within the valid region. If the buffer length is large enough then the address + length operation could overflow and produce a result far below the valid region.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.43% (0.00435) | 35.55th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.43% (0.00435) | 37.28th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.07% (0.00075) | 32.80th | v3 (v2023.03.01) |
| Jun 14, 2024 | 0.07% (0.00075) | 32.40th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.07% (0.00075) | 30.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.26% (0.00258) | 2.22th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.26% (0.00258) | 0.00th | v1 |
References (2)
- http://www.securityfocus.com/bid/100658 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://source.android.com/security/bulletin/2017-09-01 x_refsource_CONFIRMPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/100658 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://source.android.com/security/bulletin/2017-09-01 | x_refsource_CONFIRMPatchVendor Advisory |
Change history (0)
No recorded changes yet.