Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2018-12896 First vendor Publication 2018-07-02
Vendor Cve Last vendor Modification 2019-04-03

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 2.1 Attack Range Local
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in the Linux kernel through 4.17.3. An Integer Overflow in kernel/time/posix-timers.c in the POSIX timer code is caused by the way the overrun accounting works. Depending on interval and expiry time values, the overrun can be larger than INT_MAX, but the accounting is int based. This basically makes the accounting values, which are visible to user space via timer_getoverrun(2) and siginfo::si_overrun, random. For example, a local user can cause a denial of service (signed integer overflow) via crafted mmap, futex, timer_create, and timer_settime system calls.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12896

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-190 Integer Overflow or Wraparound (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 4
Os 1
Os 3141

Nessus® Vulnerability Scanner

Date Description
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-50075276e8.nasl - Type : ACT_GATHER_INFO
2018-07-24 Name : The remote Fedora host is missing a security update.
File : fedora_2018-8484550fff.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
MISC https://bugzilla.kernel.org/show_bug.cgi?id=200189
https://github.com/lcytxw/bug_repro/tree/master/bug_200189
https://github.com/torvalds/linux/commit/78c9c4dfbf8c04883941445a195276bb4bb9...
MLIST https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
UBUNTU https://usn.ubuntu.com/3847-1/
https://usn.ubuntu.com/3847-2/
https://usn.ubuntu.com/3847-3/
https://usn.ubuntu.com/3848-1/
https://usn.ubuntu.com/3848-2/
https://usn.ubuntu.com/3849-1/
https://usn.ubuntu.com/3849-2/

Alert History

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Date Informations
2024-03-12 12:48:09
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2024-02-02 01:52:05
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2024-02-01 12:14:36
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2023-12-29 01:46:28
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2023-11-22 01:46:00
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2023-09-05 12:49:58
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2023-09-05 01:14:19
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2023-09-02 12:49:34
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2023-09-02 01:14:37
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2023-08-12 12:53:16
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2023-08-12 01:13:54
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2023-08-11 12:47:29
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2023-08-11 01:14:16
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2023-08-06 12:46:02
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2023-08-06 01:13:51
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2023-08-04 12:46:16
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2023-08-04 01:13:56
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2023-07-14 12:46:18
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2023-07-14 01:13:58
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2023-06-06 12:40:56
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2023-03-29 01:47:51
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2023-03-28 12:14:18
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2023-01-25 01:38:28
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2022-10-11 12:41:31
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2022-10-11 01:13:58
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2022-09-09 01:37:03
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2022-03-11 01:34:10
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2022-02-01 01:32:09
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2021-12-11 12:32:46
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2021-12-11 01:31:01
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2021-08-19 12:28:28
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2021-05-25 12:27:01
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2021-05-04 13:08:36
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2021-04-22 02:22:10
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2021-03-27 01:24:18
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2020-12-12 12:21:20
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2020-12-05 12:22:43
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2020-09-25 01:20:36
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2020-08-11 12:20:38
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2020-08-08 01:20:32
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2020-08-07 12:20:54
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2020-08-07 01:21:36
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2020-08-01 12:20:32
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2020-07-30 01:21:15
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2020-05-24 01:23:53
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2020-05-23 02:11:04
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2020-05-23 01:07:06
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2019-09-12 01:00:51
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2019-07-02 01:00:48
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2019-06-21 01:00:46
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2019-06-15 01:00:48
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2019-04-05 00:18:55
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2019-04-03 17:19:06
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2019-04-02 05:18:40
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2019-03-28 00:19:01
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2019-03-21 21:19:15
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2019-01-25 12:10:19
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2019-01-15 17:19:25
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2018-12-21 17:19:10
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2018-12-20 12:08:07
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2018-12-15 12:08:46
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2018-11-22 12:09:09
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2018-11-17 12:08:46
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2018-11-15 12:09:20
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2018-11-07 12:06:45
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2018-10-30 12:11:27
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2018-10-05 12:10:16
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2018-09-27 12:08:40
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2018-09-04 21:20:36
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2018-07-02 21:19:43
  • First insertion