kernel: Use-after-free in usb_serial_console_disconnect()
Published Nov 4, 2017
6.6
MEDIUMCVSS 3.1
EPSS 0.39%
Description
The usb_serial_console_disconnect function in drivers/usb/serial/console.c in the Linux kernel before 4.13.8 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via a crafted USB device, related to disconnection and failed setup.
Affected products
No data.
Configuration 1
- ≥ 2.6.18 · < 3.2.96
- ≥ 3.3 · < 3.10.108
- ≥ 3.11 · < 3.16.51
- ≥ 3.17 · < 3.18.76
- ≥ 3.19 · < 4.1.46
- ≥ 4.2 · < 4.4.93
- ≥ 4.5 · < 4.9.57
- ≥ 4.10 · < 4.13.8
Configuration 2
- 7.0
Configuration 3
- 12.04
- 14.04
No data.
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Will not fix
Red Hat Enterprise Linux 7
kernel-alt
Will not fix
Red Hat Enterprise Linux 7
kernel-rt
Will not fix
Red Hat Enterprise Linux 8
kernel
Not affected
Red Hat Enterprise MRG 2
realtime-kernel
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | kernel-alt | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | kernel | Not affected | n/a |
| Red Hat Enterprise MRG 2 | realtime-kernel | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2, as a code with the flaw is not built in these products. This issue affects the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 7, its real-time kernel, Red Hat Enterprise Linux 7 for ARM 64 and Red Hat Enterprise Linux 7 for Power 9 LE. This has been rated as having Low security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.39% (0.00393) | 31.14th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.39% (0.00393) | 30.87th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.01% (0.00015) | 1.70th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.03% (0.01034) | 41.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.03% (0.01034) | 20.32th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.10% (0.01105) | 29.08th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.10% (0.01105) | 0.00th | v1 |
References (11)
- http://www.securityfocus.com/bid/102028 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2017-16525 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1510799 Issue Tracking
- https://github.com/torvalds/linux/commit/299d7572e46f98534033a9e65973f13ad1ce9047 x_refsource_MISCPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/bd998c2e0df0469707503023d50d46cf0b10c787 x_refsource_MISCPatchThird Party Advisory
- https://groups.google.com/d/msg/syzkaller/cMACrmo1x0k/4KhRoUgABAAJ x_refsource_MISCThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-16525
- https://usn.ubuntu.com/3583-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3583-2/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-16525
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/102028 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2017-16525 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1510799 | Issue Tracking | |
| https://github.com/torvalds/linux/commit/299d7572e46f98534033a9e65973f13ad1ce9047 | x_refsource_MISCPatchThird Party Advisory | |
| https://github.com/torvalds/linux/commit/bd998c2e0df0469707503023d50d46cf0b10c787 | x_refsource_MISCPatchThird Party Advisory | |
| https://groups.google.com/d/msg/syzkaller/cMACrmo1x0k/4KhRoUgABAAJ | x_refsource_MISCThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-16525 | ||
| https://usn.ubuntu.com/3583-1/ | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| https://usn.ubuntu.com/3583-2/ | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2017-16525 |
Change history (0)
No recorded changes yet.