7.8
HIGH CVSS 3.1
CVE-2017-16995
Linux Kernel BPF Checker Denial of Service Memory Corruption
Description

The check_alu_op function in kernel/bpf/verifier.c in the Linux kernel through 4.4 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging incorrect sign extension.

INFO

Published Date :

Dec. 27, 2017, 5:08 p.m.

Last Modified :

April 20, 2025, 1:37 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2017-16995 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
1 Canonical ubuntu_linux
1 Debian debian_linux
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
Solution
Follow the instructions below to mitigate the CVE-2017-16995 vulnerability.
There is no known solution at this time.
Public PoC/Exploit Available at Github

CVE-2017-16995 has a 108 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2017-16995.

URL Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=95a762e2c8c942780948091f8f2a4f32fce1ac6f Vendor Advisory
http://openwall.com/lists/oss-security/2017/12/21/2 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/102288 Third Party Advisory VDB Entry
https://bugs.chromium.org/p/project-zero/issues/detail?id=1454 Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=a6132276ab5dcc38b3299082efeb25b948263adb Vendor Advisory
https://github.com/torvalds/linux/commit/95a762e2c8c942780948091f8f2a4f32fce1ac6f Third Party Advisory
https://usn.ubuntu.com/3619-1/ Third Party Advisory
https://usn.ubuntu.com/3619-2/ Third Party Advisory
https://usn.ubuntu.com/3633-1/ Third Party Advisory
https://usn.ubuntu.com/usn/usn-3523-2/ Third Party Advisory
https://www.debian.org/security/2017/dsa-4073 Third Party Advisory
https://www.exploit-db.com/exploits/44298/ Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/45010/ Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/45058/ Third Party Advisory VDB Entry
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=95a762e2c8c942780948091f8f2a4f32fce1ac6f Vendor Advisory
http://openwall.com/lists/oss-security/2017/12/21/2 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/102288 Third Party Advisory VDB Entry
https://bugs.chromium.org/p/project-zero/issues/detail?id=1454 Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=a6132276ab5dcc38b3299082efeb25b948263adb Vendor Advisory
https://github.com/torvalds/linux/commit/95a762e2c8c942780948091f8f2a4f32fce1ac6f Third Party Advisory
https://usn.ubuntu.com/3619-1/ Third Party Advisory
https://usn.ubuntu.com/3619-2/ Third Party Advisory
https://usn.ubuntu.com/3633-1/ Third Party Advisory
https://usn.ubuntu.com/usn/usn-3523-2/ Third Party Advisory
https://www.debian.org/security/2017/dsa-4073 Third Party Advisory
https://www.exploit-db.com/exploits/44298/ Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/45010/ Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/45058/ Third Party Advisory VDB Entry
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-16995 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

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Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-16995 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-16995 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=95a762e2c8c942780948091f8f2a4f32fce1ac6f
    Added Reference http://openwall.com/lists/oss-security/2017/12/21/2
    Added Reference http://www.securityfocus.com/bid/102288
    Added Reference https://bugs.chromium.org/p/project-zero/issues/detail?id=1454
    Added Reference https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=a6132276ab5dcc38b3299082efeb25b948263adb
    Added Reference https://github.com/torvalds/linux/commit/95a762e2c8c942780948091f8f2a4f32fce1ac6f
    Added Reference https://usn.ubuntu.com/3619-1/
    Added Reference https://usn.ubuntu.com/3619-2/
    Added Reference https://usn.ubuntu.com/3633-1/
    Added Reference https://usn.ubuntu.com/usn/usn-3523-2/
    Added Reference https://www.debian.org/security/2017/dsa-4073
    Added Reference https://www.exploit-db.com/exploits/44298/
    Added Reference https://www.exploit-db.com/exploits/45010/
    Added Reference https://www.exploit-db.com/exploits/45058/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Jan. 19, 2023

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://openwall.com/lists/oss-security/2017/12/21/2 Mailing List http://openwall.com/lists/oss-security/2017/12/21/2 Mailing List, Third Party Advisory
    Changed Reference Type https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=a6132276ab5dcc38b3299082efeb25b948263adb No Types Assigned https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=a6132276ab5dcc38b3299082efeb25b948263adb Vendor Advisory
    Changed Reference Type https://usn.ubuntu.com/3619-1/ No Types Assigned https://usn.ubuntu.com/3619-1/ Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/3619-2/ No Types Assigned https://usn.ubuntu.com/3619-2/ Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/3633-1/ No Types Assigned https://usn.ubuntu.com/3633-1/ Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/usn/usn-3523-2/ No Types Assigned https://usn.ubuntu.com/usn/usn-3523-2/ Third Party Advisory
    Changed Reference Type https://www.exploit-db.com/exploits/44298/ No Types Assigned https://www.exploit-db.com/exploits/44298/ Third Party Advisory, VDB Entry
    Changed Reference Type https://www.exploit-db.com/exploits/45010/ No Types Assigned https://www.exploit-db.com/exploits/45010/ Third Party Advisory, VDB Entry
    Changed Reference Type https://www.exploit-db.com/exploits/45058/ No Types Assigned https://www.exploit-db.com/exploits/45058/ Third Party Advisory, VDB Entry
    Changed CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.14.8 OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.9 up to (excluding) 4.9.72 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.10 up to (excluding) 4.14.9
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
  • CVE Modified by [email protected]

    Jan. 05, 2021

    Action Type Old Value New Value
    Changed Description The check_alu_op function in kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging incorrect sign extension. The check_alu_op function in kernel/bpf/verifier.c in the Linux kernel through 4.4 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging incorrect sign extension.
    Added Reference https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=a6132276ab5dcc38b3299082efeb25b948263adb [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 28, 2018

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/45058/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 14, 2018

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/45010/ [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 25, 2018

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/3633-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 07, 2018

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/3619-2/ [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 06, 2018

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/3619-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 21, 2018

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/44298/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 13, 2018

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/usn/usn-3523-2/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 09, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:L/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=95a762e2c8c942780948091f8f2a4f32fce1ac6f No Types Assigned http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=95a762e2c8c942780948091f8f2a4f32fce1ac6f Vendor Advisory
    Changed Reference Type http://www.securityfocus.com/bid/102288 No Types Assigned http://www.securityfocus.com/bid/102288 Third Party Advisory, VDB Entry
    Changed Reference Type https://www.debian.org/security/2017/dsa-4073 No Types Assigned https://www.debian.org/security/2017/dsa-4073 Third Party Advisory
    Changed Reference Type https://github.com/torvalds/linux/commit/95a762e2c8c942780948091f8f2a4f32fce1ac6f No Types Assigned https://github.com/torvalds/linux/commit/95a762e2c8c942780948091f8f2a4f32fce1ac6f Third Party Advisory
    Changed Reference Type https://bugs.chromium.org/p/project-zero/issues/detail?id=1454 No Types Assigned https://bugs.chromium.org/p/project-zero/issues/detail?id=1454 Third Party Advisory
    Changed Reference Type http://openwall.com/lists/oss-security/2017/12/21/2 No Types Assigned http://openwall.com/lists/oss-security/2017/12/21/2 Mailing List
    Added CWE CWE-119
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.14.8
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Dec. 29, 2017

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/102288 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 7.2
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

82.62 }} -1.64%

score

0.99179

percentile