CVE-2019-19037

MEDIUM 5.5EPSS 1.9%

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.

CVSS v3.1: 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v2.0: 4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
EPSS: 1.89% chance of exploitation in the next 30 days, 78th percentile
Published: 2019-11-21
Updated: 2024-08-05

Proof-of-concept exploits (1)

bobfuzzer/CVE/tree/master/CVE-2019-19037

References

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