Vulnerability CVE-2019-19037


Published: 2019-11-21   Modified: 2019-11-24

Description:
ext4_empty_dir in fs/ext4/namei.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because ext4_read_dirblock(inode,0,DIRENT_HTREE) can be zero.

Type:

CWE-476

(NULL Pointer Dereference)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Linux -> Linux kernel 

 References:
https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19037

Copyright 2020, cxsecurity.com

 

Back to Top