The is_ashmem_file function in drivers/staging/android/ashmem.c in a certain Qualcomm Innovation Center (QuIC) Android patch for the Linux kernel 3.x mishandles pointer validation within the KGSL Linux Graphics Module, which allows attackers to bypass intended access restrictions by using the /ashmem string as the dentry name
Published Aug 7, 2016
7.8
HIGHCVSS 3.1
EPSS 0.30%
Description
The is_ashmem_file function in drivers/staging/android/ashmem.c in a certain Qualcomm Innovation Center (QuIC) Android patch for the Linux kernel 3.x mishandles pointer validation within the KGSL Linux Graphics Module, which allows attackers to bypass intended access restrictions by using the /ashmem string as the dentry name.
Affected products
No data.
Configuration 2
- ≥ 3.0 · ≤ 3.19.8
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:C/I:C/A:C
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 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.30% (0.00303) | 20.87th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.30% (0.00303) | 21.78th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.02% (0.00022) | 3.48th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.06% (0.00062) | 28.60th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.06% (0.00062) | 26.61th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00062) | 24.59th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
References (5)
- http://source.android.com/security/bulletin/2016-10-01.html x_refsource_CONFIRMThird Party Advisory
- http://www.securityfocus.com/bid/92374 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1036763 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=06e51489061e5473b4e2035c79dcf7c27a6f75a6 x_refsource_CONFIRMMailing ListPatchThird Party Advisory
- https://www.codeaurora.org/invalid-path-check-ashmem-memory-file-cve-2016-5340 x_refsource_CONFIRMBroken Link
| Link | Providers | Tags |
|---|---|---|
| http://source.android.com/security/bulletin/2016-10-01.html | x_refsource_CONFIRMThird Party Advisory | |
| http://www.securityfocus.com/bid/92374 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1036763 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=06e51489061e5473b4e2035c79dcf7c27a6f75a6 | x_refsource_CONFIRMMailing ListPatchThird Party Advisory | |
| https://www.codeaurora.org/invalid-path-check-ashmem-memory-file-cve-2016-5340 | x_refsource_CONFIRMBroken Link |
Change history (0)
No recorded changes yet.