Vulnerability CVE-2018-11412
Published: 2018-05-24

Description:
In the Linux kernel 4.13 through 4.16.11, ext4_read_inline_data() in fs/ext4/inline.c performs a memcpy with an untrusted length value in certain circumstances involving a crafted filesystem that stores the system.data extended attribute value in a dedicated inode.

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Linux -> Linux kernel 
Canonical -> Ubuntu linux 

 References:
http://www.securityfocus.com/bid/104291
https://access.redhat.com/errata/RHSA-2019:0525
https://bugs.chromium.org/p/project-zero/issues/detail?id=1580
https://bugzilla.kernel.org/show_bug.cgi?id=199803
https://usn.ubuntu.com/3752-1/
https://usn.ubuntu.com/3752-2/
https://usn.ubuntu.com/3752-3/
https://www.exploit-db.com/exploits/44832/
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