kernel: ipv4: Invalid IP options could cause skb->dst drop
Published Feb 14, 2017
7.5
HIGHCVSS 3.0
EPSS 3.91%
Description
The ipv4_pktinfo_prepare function in net/ipv4/ip_sockglue.c in the Linux kernel through 4.9.9 allows attackers to cause a denial of service (system crash) via (1) an application that makes crafted system calls or possibly (2) IPv4 traffic with invalid IP options.
Affected products
No data.
- ≤ 4.9.9
No data.
Red Hat Enterprise Linux 7
kernel-0:3.10.0-693.el7
Fixed · RHSA-2017:1842
Red Hat Enterprise Linux 7
kernel-rt-0:3.10.0-693.rt56.617.el7
Fixed · RHSA-2017:2077
Red Hat Enterprise MRG 2
kernel-rt-1:3.10.0-693.2.1.rt56.585.el6rt
Fixed · RHSA-2017:2669
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | kernel-0:3.10.0-693.el7 | Fixed | RHSA-2017:1842 |
| Red Hat Enterprise Linux 7 | kernel-rt-0:3.10.0-693.rt56.617.el7 | Fixed | RHSA-2017:2077 |
| Red Hat Enterprise MRG 2 | kernel-rt-1:3.10.0-693.2.1.rt56.585.el6rt | Fixed | RHSA-2017:2669 |
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | 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 as the code which can trigger the flaw is not present in the products listed. This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2. Future Linux kernel updates for the respective releases might address this issue.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:N/I:N/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 1, 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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.91% (0.03915) | 89.98th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.91% (0.03915) | 88.92th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.56% (0.01559) | 79.76th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.36% (0.03357) | 78.71th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.56% (0.01559) | 80.20th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.16% (0.01162) | 85.54th | v3 (v2023.03.01) |
| Apr 8, 2024 | 0.82% (0.00821) | 81.56th | v3 (v2023.03.01) |
| Jan 18, 2024 | 0.73% (0.00728) | 78.69th | v3 (v2023.03.01) |
| Dec 6, 2023 | 0.68% (0.00683) | 77.71th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.66% (0.00663) | 76.48th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.07% (0.03068) | 65.12th | v5 (v2026.06.15) |
| Apr 14, 2021 | 3.07% (0.03068) | 0.00th | v1 |
References (14)
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=34b2cef20f19c87999fff3da4071e66937db9644 x_refsource_CONFIRMIssue TrackingPatch
- http://www.debian.org/security/2017/dsa-3791 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2017/02/12/3 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/96233 vdb-entryx_refsource_BID
- https://access.redhat.com/errata/RHSA-2017:1842 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2017:2077 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2017:2669 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2017-5970 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1421638 x_refsource_CONFIRMIssue TrackingPatch
- https://github.com/torvalds/linux/commit/34b2cef20f19c87999fff3da4071e66937db9644 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-5970
- https://patchwork.ozlabs.org/patch/724136/ x_refsource_CONFIRMPatchThird Party Advisory
- https://source.android.com/security/bulletin/2017-07-01 x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2017-5970
Change history (0)
No recorded changes yet.