CVE-2018-14609

medium
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

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.

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

Details

Source: MITRE

Published: 2018-07-27

Updated: 2019-08-13

Type: CWE-476

Risk Information

CVSS v2

Base Score: 7.1

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

Impact Score: 6.9

Exploitability Score: 8.6

Severity: HIGH

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM

Tenable Plugins

View all (11 total)

IDNameProductFamilySeverity
153271EulerOS 2.0 SP2 : kernel (EulerOS-SA-2021-2392)NessusHuawei Local Security Checks
high
128478Ubuntu 16.04 LTS / 18.04 LTS : linux-aws vulnerabilities (USN-4118-1)NessusUbuntu Local Security Checks
critical
127889Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-4094-1)NessusUbuntu Local Security Checks
high
124800EulerOS Virtualization for ARM 64 3.0.1.0 : kernel (EulerOS-SA-2019-1476)NessusHuawei Local Security Checks
high
122802Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2019-4570)NessusOracle Linux Local Security Checks
medium
122045Oracle Linux 6 : Unbreakable Enterprise kernel (ELSA-2019-4533)NessusOracle Linux Local Security Checks
medium
122044Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2019-4532)NessusOracle Linux Local Security Checks
medium
118972Ubuntu 14.04 LTS : Linux kernel (Xenial HWE) vulnerabilities (USN-3821-2)NessusUbuntu Local Security Checks
medium
118971Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-3821-1)NessusUbuntu Local Security Checks
medium
117908Debian DLA-1531-1 : linux-4.9 security updateNessusDebian Local Security Checks
high
117862Debian DSA-4308-1 : linux - security updateNessusDebian Local Security Checks
high