6.6 Medium
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
50.0%
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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux | < 4.15.0-33.36 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1020.20 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-azure | < 4.15.0-1022.23 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | < 4.15.0-1022.22~16.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure-edge | < 4.15.0-1022.23 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-gcp | < 4.15.0-1018.19 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-gcp | < 4.15.0-1018.19~16.04.2 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe | < 4.15.0-33.36~16.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe-edge | < 4.15.0-33.36~16.04.1 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-kvm | < 4.15.0-1020.20 | UNKNOWN |
bugzilla.kernel.org/show_bug.cgi?id=199347
launchpad.net/bugs/cve/CVE-2018-10840
nvd.nist.gov/vuln/detail/CVE-2018-10840
security-tracker.debian.org/tracker/CVE-2018-10840
ubuntu.com/security/notices/USN-3752-1
ubuntu.com/security/notices/USN-3752-2
ubuntu.com/security/notices/USN-3752-3
www.cve.org/CVERecord?id=CVE-2018-10840
6.6 Medium
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
50.0%