CVE-2018-10840

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 v3 6.6 MEDIUM
CVSS v2.0 7.2 HIGH

6.6^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.7 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://www.securityfocus.com/bid/104858	Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2019:0162	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10840	Exploit Issue Tracking Patch 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

Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::

Configuration 3 (hide)

cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2018-07-16 20:29

Updated : 2023-02-13 04:50

NVD link : CVE-2018-10840

Mitre link : CVE-2018-10840

CVE.ORG link : CVE-2018-10840

JSON object : View

Products Affected

redhat

enterprise_linux

canonical

ubuntu_linux

linux

linux_kernel

CWE

CWE-122

Heap-based Buffer Overflow

CWE-787

Out-of-bounds Write

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