CVE-2018-14617

An issue was discovered in the Linux kernel through 4.17.10. There is a NULL pointer dereference and panic in hfsplus_lookup() in fs/hfsplus/dir.c when opening a file (that is purportedly a hard link) in an hfs+ filesystem that has malformed catalog data, and is mounted read-only without a metadata directory.

CVSS v3.0

5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2.0

7.1 HIGHAV:N/AC:M/Au:N/C:N/I:N/A:C

EPSS

2.54% chance of exploitation in the next 30 days, 84th percentile

Published

2018-07-27

Updated

2024-08-05

Proof-of-concept exploits (1)

• https://bugzilla.kernel.org/show_bug.cgi?id=200297

References

• CVE Record
• NVD entry

Related

• CVE-2018-14616
• CVE-2018-14630
• CVE-2018-14615
• CVE-2018-14634
• CVE-2018-14613
• CVE-2018-14665