CVE-2018-14734

CVSS V2 Medium 6.1 CVSS V3 High 7.8
Description
drivers/infiniband/core/ucma.c in the Linux kernel through 4.17.11 allows ucma_leave_multicast to access a certain data structure after a cleanup step in ucma_process_join, which allows attackers to cause a denial of service (use-after-free).
Overview
  • CVE ID
  • CVE-2018-14734
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-07-29T23:29:00
  • Last Modified Date
  • 2019-04-23T17:29:01
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.17.11
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
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:P/I:P/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • COMPLETE
  • Base Score
  • 6.1
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 8.5
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://github.com/torvalds/linux/commit/cb2595c1393b4a5211534e6f0a0fbad369e21ad8 Patch Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cb2595c1393b4a5211534e6f0a0fbad369e21ad8 Patch Vendor Advisory
https://www.debian.org/security/2018/dsa-4308 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html Mailing List Third Party Advisory
https://usn.ubuntu.com/3797-2/ Third Party Advisory
https://usn.ubuntu.com/3797-1/ Third Party Advisory
https://usn.ubuntu.com/3849-2/ Third Party Advisory
https://usn.ubuntu.com/3847-3/ Third Party Advisory
https://usn.ubuntu.com/3847-2/ Third Party Advisory
https://usn.ubuntu.com/3847-1/ Third Party Advisory
https://usn.ubuntu.com/3849-1/ Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0831
https://access.redhat.com/errata/RHSA-2019:2043
https://access.redhat.com/errata/RHSA-2019:2029
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-14734
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14734
History
Created Old Value New Value Data Type Notes
2022-05-10 17:42:55 Added to TrackCVE
2022-12-03 10:37:59 2018-07-29T23:29Z 2018-07-29T23:29:00 CVE Published Date updated
2022-12-03 10:37:59 2019-04-23T17:29:01 CVE Modified Date updated
2022-12-03 10:37:59 Modified Vulnerability Status updated