CVE-2018-10881

A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bound access in ext4_get_group_info function, a denial of service, and a system crash by mounting and operating on a crafted ext4 filesystem image.

CVSS v3 4.2 MEDIUM
CVSS v2.0 4.9 MEDIUM

4.2^/10

CVSS v3 : MEDIUM

V3 Legend

Vector : AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 0.5 / Impact : 3.6

Attack Vector PHYSICAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.9^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 3.9 / Impact : 6.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://patchwork.ozlabs.org/patch/929792/	Patch Third Party Advisory
http://www.securityfocus.com/bid/104901	Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:2948	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3083	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3096	Third Party Advisory
https://bugzilla.kernel.org/show_bug.cgi?id=200015	Exploit Issue Tracking Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10881	Issue Tracking Patch Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6e8ab72a812396996035a37e5ca4b3b99b5d214b	Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html	Mailing List Third Party Advisory
https://usn.ubuntu.com/3752-1/	Third Party Advisory
https://usn.ubuntu.com/3752-2/	Third Party Advisory
https://usn.ubuntu.com/3752-3/	Third Party Advisory
https://usn.ubuntu.com/3753-1/	Third Party Advisory
https://usn.ubuntu.com/3753-2/	Third Party Advisory
https://usn.ubuntu.com/3754-1/	Third Party Advisory
http://patchwork.ozlabs.org/patch/929792/	Patch Third Party Advisory
http://www.securityfocus.com/bid/104901	Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:2948	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3083	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3096	Third Party Advisory
https://bugzilla.kernel.org/show_bug.cgi?id=200015	Exploit Issue Tracking Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10881	Issue Tracking Patch Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6e8ab72a812396996035a37e5ca4b3b99b5d214b	Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html	Mailing List Third Party Advisory
https://usn.ubuntu.com/3752-1/	Third Party Advisory
https://usn.ubuntu.com/3752-2/	Third Party Advisory
https://usn.ubuntu.com/3752-3/	Third Party Advisory
https://usn.ubuntu.com/3753-1/	Third Party Advisory
https://usn.ubuntu.com/3753-2/	Third Party Advisory
https://usn.ubuntu.com/3754-1/	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:debian:debian_linux:8.0:::::::*

Configuration 2 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 3 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_real_time:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv:7:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*

History

21 Nov 2024, 03:42

Information

Published : 2018-07-26 18:29

Updated : 2024-11-21 03:42

NVD link : CVE-2018-10881

Mitre link : CVE-2018-10881

CVE.ORG link : CVE-2018-10881

JSON object : View

Products Affected

debian

debian_linux

redhat

enterprise_linux_for_real_time
enterprise_linux_for_real_time_for_nfv
enterprise_linux_workstation
enterprise_linux_desktop
enterprise_linux_server

canonical

ubuntu_linux

linux

linux_kernel

CWE

CWE-787

Out-of-bounds Write

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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A local user can cause an out-of-bound access in ext4_get_group_info function, a denial of service, and a system crash by mounting and operating on a crafted ext4 filesystem image."}, {"lang": "es", "value": "Se ha detectado una vulnerabilidad en el sistema de archivos ext4 del kernel de Linux. 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4.2 /10

Attack Vector PHYSICAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.9 /10

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

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