CVE-2019-19100

Current 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.

Basic Data

PublishedNovember 21, 2019
Last ModifiedDecember 05, 2019
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeCWE-476
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityMEDIUM
CVSS 2 - AuthenticationNONE
CVSS 2 - Confidentiality ImpactNONE
CVSS 2 - Availability ImpactPARTIAL
CVSS 2 - Base Score4.3
SeverityMEDIUM
Exploitability Score8.6
Impact Score2.9
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

No data provided.

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3OSLinuxLinux Kernel********5.3.12

Vulnerable Software List

VendorProductVersions
Linux Linux Kernel *

References

NameSourceURLTags
https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19037https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19037MISCExploit Third Party Advisory
[debian-lts-announce] 20200302 [SECURITY] [DLA 2114-1] linux-4.9 security updatehttps://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlMLIST
https://security.netapp.com/advisory/ntap-20191205-0001/https://security.netapp.com/advisory/ntap-20191205-0001/CONFIRM