CVE-2018-14609 Details

CVE-2018-14609

Published: 2018-07-27
Last Modified: 2019-08-13
CVE Author: NIST National Vulnerability Database
CVE Assigner: cve@mitre.org
Summary

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in __del_reloc_root() in fs/btrfs/relocation.c when mounting a crafted btrfs image, related to removing reloc rb_trees when reloc control has not been initialized.

Analysis
Common Vulnerability Score System v2.0
Severity High
Base Score 7.1/10
Exploit Score 8.6/10
Access Vector Network
Access Complexity Medium
Authentication None
Impact Score 6.9/10
Confidentiality Impact None
Availability Impact Complete
Integrity Impact None
Vector String AV:N/AC:M/Au:N/C:N/I:N/A:C
Common Vulnerability Score System v3.1
Severity Medium
Base Score 5.5/10
Exploit Score 1.8/10
Access Vector Local
Access Complexity Low
Privileges Required None
Impact Score 3.6/10
Confidentiality Impact None
Availability Impact High
Integrity Impact None
Scope Unchanged
User Interaction Required
Vector String CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Products Reported
CPE Vulnerable Start Excluding
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Yes - -
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Yes - -
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Yes - -
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Yes - -
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Yes - -
References

http://www.securityfocus.com/bid/104917
https://bugzilla.kernel.org/show_bug.cgi?id=199833
https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html
https://patchwork.kernel.org/patch/10500521/
https://usn.ubuntu.com/3821-1/
https://usn.ubuntu.com/3821-2/
https://usn.ubuntu.com/4094-1/
https://usn.ubuntu.com/4118-1/
https://www.debian.org/security/2018/dsa-4308

CVE ID
CVE-2018-14609
Published
2018-07-27
Modified
2019-08-13
CVSSv2.0
High
CVSSv3.1
Medium
PCI Compliance
Pass
US-CERT Alert
No
CWE
CWE-476

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