Medium severity5.5NVD Advisory· Published Nov 21, 2019· Updated Jun 17, 2026

CVE-2019-19037

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Linux/Kernel2 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <=5.3.12
- (no CPE)range: <=5.3.12
Linux/Linux kerneldescription

Patches

Vulnerability mechanics

References

github.com/bobfuzzer/CVE/tree/master/CVE-2019-19037nvdExploitThird Party Advisory
lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlnvd
security.netapp.com/advisory/ntap-20191205-0001/nvd

News mentions

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cvss	0.358
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000