CVE-2017-16995

CVSS V2 High 7.2 CVSS V3 High 7.8
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.
Overview
  • CVE ID
  • CVE-2017-16995
  • Assigner
  • security@debian.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2017-12-27T17:08:17
  • Last Modified Date
  • 2023-01-19T15:48:41
Weakness Enumerations
CWE URL
CWE-119 http://cwe.mitre.org/data/definitions/119.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.14.8
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.debian.org/security/2017/dsa-4073 Third Party Advisory
https://github.com/torvalds/linux/commit/95a762e2c8c942780948091f8f2a4f32fce1ac6f Third Party Advisory
https://bugs.chromium.org/p/project-zero/issues/detail?id=1454 Third Party Advisory
http://openwall.com/lists/oss-security/2017/12/21/2 Mailing List
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=95a762e2c8c942780948091f8f2a4f32fce1ac6f Vendor Advisory
http://www.securityfocus.com/bid/102288 Third Party Advisory VDB Entry
https://usn.ubuntu.com/usn/usn-3523-2/
https://www.exploit-db.com/exploits/44298/
https://usn.ubuntu.com/3619-1/
https://usn.ubuntu.com/3619-2/
https://usn.ubuntu.com/3633-1/
https://www.exploit-db.com/exploits/45010/
https://www.exploit-db.com/exploits/45058/
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=a6132276ab5dcc38b3299082efeb25b948263adb
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-16995
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16995
History
Created Old Value New Value Data Type Notes
2022-05-10 07:28:37 Added to TrackCVE
2022-12-03 00:22:21 2017-12-27T17:08Z 2017-12-27T17:08:17 CVE Published Date updated
2022-12-03 00:22:21 2021-01-05T20:15:12 CVE Modified Date updated
2022-12-03 00:22:21 Modified Vulnerability Status updated
2023-01-18 18:08:54 Modified Undergoing Analysis Vulnerability Status updated
2023-01-19 16:07:15 2023-01-19T15:48:41 CVE Modified Date updated
2023-01-19 16:07:15 Undergoing Analysis Analyzed Vulnerability Status updated