CVE Vulnerability

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.

7.2 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.openwall.com/lists/oss-security/2018/09/18/4 Mailing List Third Party Advisory
https://github.com/torvalds/linux/commit/7a9cdebdcc17e426fb5287e4a82db1dfe86339b2 Patch Vendor Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7a9cdebdcc17e426fb5287e4a82db1dfe86339b2 Patch Third Party Advisory
https://www.exploit-db.com/exploits/45497/ Exploit Third Party Advisory
https://www.debian.org/security/2018/dsa-4308 Third Party Advisory
https://usn.ubuntu.com/3777-2/ Third Party Advisory
https://usn.ubuntu.com/3777-1/ Third Party Advisory
https://usn.ubuntu.com/3776-2/ Third Party Advisory
https://usn.ubuntu.com/3776-1/ Third Party Advisory
http://www.securitytracker.com/id/1041748 Patch Third Party Advisory
http://www.securityfocus.com/bid/105417 Third Party Advisory VDB Entry
https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html Third Party Advisory
https://usn.ubuntu.com/3777-3/ Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3656 Third Party Advisory
http://www.securityfocus.com/bid/106503 Third Party Advisory VDB Entry
https://security.netapp.com/advisory/ntap-20190204-0001/ Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:active_iq_performance_analytics_services:-:*:*:*:*:*:*:*
Information

Published : 2018-09-19 09:29

Updated : 2023-02-24 06:33

NVD link : CVE-2018-17182

Mitre link : CVE-2018-17182

Products Affected

Canonical

Ubuntu Linux

CWE
CWE-416