CVE-2018-13094

An issue was discovered in fs/xfs/libxfs/xfs_attr_leaf.c in the Linux kernel through 4.17.3. An OOPS may occur for a corrupted xfs image after xfs_da_shrink_inode() is called with a NULL bp.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.5^/10

CVSS v3.0 : MEDIUM

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

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/torvalds/linux/commit/bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a	Patch Third Party Advisory
https://bugzilla.kernel.org/show_bug.cgi?id=199969	Exploit Issue Tracking Third Party Advisory
https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a	Patch Third Party Advisory
https://usn.ubuntu.com/3754-1/	Third Party Advisory
https://usn.ubuntu.com/3753-2/	Third Party Advisory
https://usn.ubuntu.com/3753-1/	Third Party Advisory
https://usn.ubuntu.com/3752-2/	Third Party Advisory
https://usn.ubuntu.com/3752-1/	Third Party Advisory
https://usn.ubuntu.com/3752-3/	Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0831
https://access.redhat.com/errata/RHSA-2019:2043
https://access.redhat.com/errata/RHSA-2019:2029
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html

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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:16.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::

Information

Published : 2018-07-03 03:29

Updated : 2019-04-23 10:29

NVD link : CVE-2018-13094

Mitre link : CVE-2018-13094

JSON object : View

CWE

CWE-476

NULL Pointer Dereference

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Products Affected

canonical

ubuntu_linux

linux

linux_kernel

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