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Vulnerability Details : CVE-2018-17182

An issue was discovered in the Linux kernel through 4.18.8. The vmacache_flush_all function in mm/vmacache.c mishandles sequence number overflows. An attacker can trigger a use-after-free (and possibly gain privileges) via certain thread creation, map, unmap, invalidation, and dereference operations.
Publish Date : 2018-09-19 Last Update Date : 2018-11-28
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- CVSS Scores & Vulnerability Types

CVSS Score
7.2
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) OverflowGain privileges
CWE ID 416

- Products Affected By CVE-2018-17182

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 14.04 ~~lts~~~ Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 16.04 ~~lts~~~ Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 18.04 ~~lts~~~ Version Details Vulnerabilities
4 OS Debian Debian Linux 8.0 Version Details Vulnerabilities
5 OS Debian Debian Linux 9.0 Version Details Vulnerabilities
6 OS Linux Linux Kernel 4.18.8 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 3
Debian Debian Linux 2
Linux Linux Kernel 1

- References For CVE-2018-17182

https://www.exploit-db.com/exploits/45497/
EXPLOIT-DB 45497
https://www.debian.org/security/2018/dsa-4308
DEBIAN DSA-4308
http://www.securitytracker.com/id/1041748
SECTRACK 1041748
https://access.redhat.com/errata/RHSA-2018:3656
REDHAT RHSA-2018:3656
https://github.com/torvalds/linux/commit/7a9cdebdcc17e426fb5287e4a82db1dfe86339b2
https://usn.ubuntu.com/3777-2/
UBUNTU USN-3777-2
https://usn.ubuntu.com/3777-3/
UBUNTU USN-3777-3
https://usn.ubuntu.com/3777-1/
UBUNTU USN-3777-1
https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html
MLIST [debian-lts-announce] 20181003 [SECURITY] [DLA 1531-1] linux-4.9 security update
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7a9cdebdcc17e426fb5287e4a82db1dfe86339b2
http://www.securityfocus.com/bid/105417
BID 105417 Linux Kernel 'mm/vmacache.c' Local Privilege Escalation Vulnerability Release Date:2018-10-30
https://usn.ubuntu.com/3776-2/
UBUNTU USN-3776-2
https://www.openwall.com/lists/oss-security/2018/09/18/4
https://usn.ubuntu.com/3776-1/
UBUNTU USN-3776-1

- Metasploit Modules Related To CVE-2018-17182

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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