kernel: Race condition in raw_sendmsg function allows denial-of-service or kernel addresses leak
Published Dec 16, 2017
7.0
HIGHCVSS 3.1
EPSS 0.32%
Description
The raw_sendmsg() function in net/ipv4/raw.c in the Linux kernel through 4.14.6 has a race condition in inet->hdrincl that leads to uninitialized stack pointer usage; this allows a local user to execute code and gain privileges.
Affected products
No data.
- ≥ 3.19 · < 4.1.52
- ≥ 4.2 · < 4.4.109
- ≥ 4.5 · < 4.9.74
- ≥ 4.10 · < 4.14.11
No data.
Red Hat Enterprise Linux 7
kernel-alt-0:4.11.0-44.6.1.el7a
Fixed · RHSA-2018:0502
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 7 | kernel-alt-0:4.11.0-44.6.1.el7a | Fixed | RHSA-2018:0502 |
| 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
Red Hat statement
This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2 as they do not contain the upstream commit (c008ba5bdc9f) that allows this issue to be exploited. This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 for ARM and Red Hat Enterprise Linux for Power LE. Future Linux kernel updates for the respective releases may address this issue.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:L/AC:M/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
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.32% (0.00319) | 22.55th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.33% (0.00332) | 24.74th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.08% (0.00076) | 20.23th | 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 | 1.92% (0.01916) | 77.44th | v2 (v2022.01.01) |
| Sep 11, 2022 | 1.92% (0.01916) | 76.56th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.86% (0.01864) | 75.17th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.86% (0.01864) | 54.47th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.13% (0.02129) | 50.49th | v1 |
| Jan 6, 2022 | 2.13% (0.02129) | 49.99th | v1 |
| Sep 1, 2021 | 2.13% (0.02129) | 77.33th | v1 |
| Apr 14, 2021 | 2.13% (0.02129) | 0.00th | v1 |
References (14)
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f659a03a0ba9289b9aeb9b4470e6fb263d6f483 x_refsource_CONFIRMPatchVendor Advisory
- https://access.redhat.com/errata/RHSA-2018:0502 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2017-17712 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1526427 Issue Tracking
- https://github.com/torvalds/linux/commit/8f659a03a0ba9289b9aeb9b4470e6fb263d6f483 x_refsource_CONFIRMPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-17712
- https://source.android.com/security/bulletin/pixel/2018-04-01 x_refsource_CONFIRMThird Party Advisory
- https://usn.ubuntu.com/3581-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3581-2/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3581-3/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3582-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3582-2/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-17712
- https://www.debian.org/security/2017/dsa-4073 vendor-advisoryx_refsource_DEBIANThird Party Advisory
Change history (0)
No recorded changes yet.