kernel: OOB write due to missing bounds check leads to local privilege escalation
Published Sep 6, 2019
6.7
MEDIUMCVSS 3.1
EPSS 0.20%
Description
In the Android kernel in Pixel C USB monitor driver there is a possible OOB write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected products
- Vendor n/a Product Android Defaultn/a
- Version Android kernelStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Android | n/a |
|
No data.
Red Hat Enterprise Linux 7
kernel-0:3.10.0-1062.el7
Fixed · RHSA-2019:2029
Red Hat Enterprise Linux 7
kernel-rt-0:3.10.0-1062.rt56.1022.el7
Fixed · RHSA-2019:2043
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Out of support scope
Red Hat Enterprise Linux 7
kernel-alt
Fix deferred
Red Hat Enterprise Linux 8
kernel
Not affected
Red Hat Enterprise Linux 8
kernel-rt
Not affected
Red Hat Enterprise MRG 2
kernel-rt
Out of support scope
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | kernel-0:3.10.0-1062.el7 | Fixed | RHSA-2019:2029 |
| Red Hat Enterprise Linux 7 | kernel-rt-0:3.10.0-1062.rt56.1022.el7 | Fixed | RHSA-2019:2043 |
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | kernel-alt | Fix deferred | n/a |
| Red Hat Enterprise Linux 8 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 8 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise MRG 2 | kernel-rt | Out of support scope | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue is rated as having Low impact because of the need of physical access and debugfs mounted.
Red Hat mitigation
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:H/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: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 4, 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 (11 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 0.20% (0.00197) | 8.48th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.20% (0.00197) | 9.71th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.04% (0.00042) | 5.06th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.36% (0.01365) | 71.56th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.36% (0.01365) | 69.53th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.74% (0.02737) | 62.78th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.43% (0.01428) | 32.18th | v1 |
| Jan 6, 2022 | 1.43% (0.01428) | 31.45th | v1 |
| Jan 5, 2022 | 0.32% (0.00322) | 6.36th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.32% (0.00322) | 0.00th | v1 |
References (7)
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2019-9456 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1819156 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2019-9456
- https://source.android.com/security/bulletin/pixel/2019-09-01 x_refsource_MISCPatchVendor Advisory
- https://www.cve.org/CVERecord?id=CVE-2019-9456
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2019-9456 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1819156 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2019-9456 | ||
| https://source.android.com/security/bulletin/pixel/2019-09-01 | x_refsource_MISCPatchVendor Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2019-9456 |
Change history (0)
No recorded changes yet.