An integer overflow flaw was found in the Linux kernel's create_elf_tables() function. An unprivileged local user with access to SUID (or otherwise privileged) binary could use this flaw to escalate their privileges on the system. Kernel versions 2.6.x, 3.10.x and 4.14.x are believed to be vulnerable.
Published 2018-09-25 21:29:00
Updated 2023-02-13 04:51:42
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Overflow

Threat overview for CVE-2018-14634

Top countries where our scanners detected CVE-2018-14634
Top open port discovered on systems with this issue 49152
IPs affected by CVE-2018-14634 4,821
Threat actors abusing to this issue? Yes
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Exploit prediction scoring system (EPSS) score for CVE-2018-14634

Probability of exploitation activity in the next 30 days: 0.04%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 8 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2018-14634

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
7.2
HIGH AV:L/AC:L/Au:N/C:C/I:C/A:C
3.9
10.0
NIST
7.8
HIGH CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1.8
5.9
NIST
7.8
HIGH CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1.8
5.9
Red Hat, Inc.

CWE ids for CVE-2018-14634

  • The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.
    Assigned by:
    • nvd@nist.gov (Secondary)
    • secalert@redhat.com (Primary)

References for CVE-2018-14634

Products affected by CVE-2018-14634

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