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CVE
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CVE-2018-14609Date: (C)2018-08-01   (M)2024-02-22


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 5.5CVSS Score : 7.1
Exploit Score: 1.8Exploit Score: 8.6
Impact Score: 3.6Impact Score: 6.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: MEDIUM
Privileges Required: NONEAuthentication: NONE
User Interaction: REQUIREDConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: COMPLETE
Integrity: NONE 
Availability: HIGH 
  
Reference:
BID-104917
DSA-4308
USN-3821-1
USN-3821-2
USN-4094-1
USN-4118-1
https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html
https://bugzilla.kernel.org/show_bug.cgi?id=199833
https://patchwork.kernel.org/patch/10500521/

CPE    5
cpe:/o:debian:debian_linux:9.0
cpe:/o:debian:debian_linux:8.0
cpe:/o:linux:linux_kernel
cpe:/o:canonical:ubuntu_linux:16.04::~~lts~~~
...
CWE    1
CWE-476
OVAL    14
oval:org.secpod.oval:def:705155
oval:org.secpod.oval:def:58867
oval:org.secpod.oval:def:704389
oval:org.secpod.oval:def:704394
...

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