kernel: Local DoS via cgroup offline code
Published Nov 28, 2016
5.5
MEDIUMCVSS 3.0
EPSS 0.42%
Description
The cgroup offline implementation in the Linux kernel through 4.8.11 mishandles certain drain operations, which allows local users to cause a denial of service (system hang) by leveraging access to a container environment for executing a crafted application, as demonstrated by trinity.
Affected products
No data.
- ≤ 4.8.11
No data.
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Not affected
Red Hat Enterprise Linux 7
kernel-rt
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 | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise MRG 2 | realtime-kernel | Not affected | n/a |
No package ranges for this CVE.
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:L/UI:N/S:U/C:N/I:N/A:H
AV:L/AC:L/Au:N/C:N/I:N/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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.42% (0.00423) | 34.34th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.42% (0.00423) | 33.63th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.08% (0.00084) | 22.09th | 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) |
| Sep 10, 2022 | 1.03% (0.01034) | 39.91th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.03% (0.01034) | 37.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.03% (0.01034) | 20.32th | v2 (v2022.01.01) |
References (10)
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=93362fa47fe98b62e4a34ab408c4a418432e7939 x_refsource_CONFIRM
- http://www.debian.org/security/2017/dsa-3791 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2016/11/05/4 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/94129 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2016-9191 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1392439 x_refsource_CONFIRMIssue Tracking
- https://github.com/torvalds/linux/commit/93362fa47fe98b62e4a34ab408c4a418432e7939 x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2016-9191
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03802en_us x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2016-9191
| Link | Providers | Tags |
|---|---|---|
| http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=93362fa47fe98b62e4a34ab408c4a418432e7939 | x_refsource_CONFIRM | |
| http://www.debian.org/security/2017/dsa-3791 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.openwall.com/lists/oss-security/2016/11/05/4 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| http://www.securityfocus.com/bid/94129 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2016-9191 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1392439 | x_refsource_CONFIRMIssue Tracking | |
| https://github.com/torvalds/linux/commit/93362fa47fe98b62e4a34ab408c4a418432e7939 | x_refsource_CONFIRM | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-9191 | ||
| https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03802en_us | x_refsource_CONFIRM | |
| https://www.cve.org/CVERecord?id=CVE-2016-9191 |
Change history (0)
No recorded changes yet.