Vulnerability Details : CVE-2018-10322
Potential exploit
The xfs_dinode_verify function in fs/xfs/libxfs/xfs_inode_buf.c in the Linux kernel through 4.16.3 allows local users to cause a denial of service (xfs_ilock_attr_map_shared invalid pointer dereference) via a crafted xfs image.
Vulnerability category: Denial of service
Products affected by CVE-2018-10322
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-10322
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 7 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-10322
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2018-10322
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-10322
-
https://access.redhat.com/errata/RHSA-2018:3096
RHSA-2018:3096 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://bugzilla.kernel.org/show_bug.cgi?id=199377
199377 – Invalid pointer dereference in xfs_ilock_attr_map_shared() when mounting and operating a crafted xfs imageExploit;Issue Tracking;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:2948
RHSA-2018:2948 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:3083
RHSA-2018:3083 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://www.securityfocus.com/bid/103960
Linux Kernel 'fs/xfs/libxfs/xfs_inode_buf.c' Local Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://www.spinics.net/lists/linux-xfs/msg17215.html
[PATCH] xfs: enhance dinode verifier — Linux XFSPatch;Third Party Advisory
-
https://usn.ubuntu.com/4579-1/
USN-4579-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu
-
https://usn.ubuntu.com/4578-1/
USN-4578-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu
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