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Vulnerability Intelligence

CVE-2019-19036

MEDIUM5.5

btrfs_root_node in fs/btrfs/ctree

Published Nov 21, 2019

Modified 1 years ago

No fix available

Details

btrfs_root_node in fs/btrfs/ctree.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because rcu_dereference(root->node) can be zero.

References

ADVISORYhttp://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html WEBhttps://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19036 WEBhttps://security.netapp.com/advisory/ntap-20191205-0001/ADVISORYhttps://usn.ubuntu.com/4414-1/ADVISORYhttps://usn.ubuntu.com/4439-1/ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2019-19036

CVSS Analysis

CVSS v3.1

5.5

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

5.5/CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Ecosystems

Timeline

PublishedNov 21, 2019

ModifiedAug 5, 2024

CVE-2019-19036 | Mondoo Vulnerability Intelligence