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CVE-2018-10840

Published: Jul 16, 2018Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-122
NVD MITRE
6.6CVSSMEDIUM
EPSS Score
0.7%
Top 53.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Linux kernel is vulnerable to a heap-based buffer overflow in the fs/ext4/xattr.c:ext4_xattr_set_entry() function. An attacker could exploit this by operating on a mounted crafted ext4 image.

CVSS Vector Breakdown

AV:PAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:PAttack Vector
Physical
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-122CWE-787

Affected Products

linux kernellinux
On-premOS
Operating Systems
ubuntu linuxcanonical
On-premOS
Operating Systems / linux-distro
enterprise linuxredhat
On-premOS
Operating Systems / linux-distro
LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
heap-based buffer overflow in fs/ext4/xattr.ckernel
Mixed
Operating Systems / linux-distro
linuxoss-projectOperating Systemsaka the linux kernel
canonicalcommercialGBOperating Systemsaka canonical ltd.
redhatcommercialUSOperating Systemsaka red hat
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
kerneloss-projectOperating Systems

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://www.securityfocus.com/bid/104858
securityfocus.com
https://access.redhat.com/errata/RHSA-2019:0162
access.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10840
bugzilla.redhat.com
and 23 more references View all →

Timeline

Published
Jul 16, 2018
Last Updated
Nov 21, 2024

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