Unscored CVE-2018-12928 EUVD-2018-4881GHSA-v3q7-v865-v6vx

In the Linux kernel 4.15.0, a NULL pointer dereference was discovered in hfs_ext_read_extent in hfs.ko. This can occur during a mount of a …

Published Jun 28, 2018 · Updated Aug 5, 2024 · Assigned by mitre

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Description

In the Linux kernel 4.15.0, a NULL pointer dereference was discovered in hfs_ext_read_extent in hfs.ko. This can occur during a mount of a crafted hfs filesystem.

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

Debian

Security tracker ↗

Release	Package	Fixed in	Advisory
Debian 14	linux	No fix yet	—
Debian 13	linux	No fix yet	—
Debian 12	linux	No fix yet	—

Ubuntu

Security tracker ↗

Release	Package	Fixed in	Advisory
Ubuntu Nvidia-BlueField 24.04 LTS	linux-bluefield	No fix yet	—
Ubuntu Nvidia-BlueField 22.04 LTS	linux-bluefield	No fix yet	—
Ubuntu 26.10	linux +8	No fix yet	—
Ubuntu 26.04 LTS	linux +14	No fix yet	—
Ubuntu 25.10	linux +8	No fix yet	—

Show 20 more (older releases, extended support, other products)

Release	Package	Fixed in	Advisory
Ubuntu 24.04 LTS	linux +53	No fix yet	—
Ubuntu 22.04 LTS	linux +59	No fix yet	—
Ubuntu 20.04 LTS	linux-gke +27	No fix yet	—
Ubuntu 18.04 LTS	linux-gcp +14	No fix yet	—
Ubuntu 16.04 LTS	linux-hwe-edge	No fix yet	—
Ubuntu Pro Realtime 24.04 LTS	linux-realtime +3	No fix yet	—
Ubuntu Pro Realtime 22.04 LTS	linux-realtime +2	No fix yet	—
Ubuntu Pro FIPS 20.04 LTS	linux-fips +3	No fix yet	—
Ubuntu Pro FIPS 18.04 LTS	linux-fips +3	No fix yet	—
Ubuntu Pro FIPS 16.04 LTS	linux-fips	No fix yet	—
Ubuntu Pro FIPS-updates 24.04 LTS	linux-fips +3	No fix yet	—
Ubuntu Pro FIPS-updates 22.04 LTS	linux-fips +3	No fix yet	—
Ubuntu Pro FIPS-updates 20.04 LTS	linux-fips +3	No fix yet	—
Ubuntu Pro FIPS-updates 18.04 LTS	linux-fips +3	No fix yet	—
Ubuntu Pro FIPS-updates 16.04 LTS	linux-fips	No fix yet	—
Ubuntu Pro FIPS-preview 22.04 LTS	linux-fips +3	No fix yet	—
Ubuntu Pro 20.04 LTS	linux +21	No fix yet	—
Ubuntu Pro 18.04 LTS	linux +12	No fix yet	—
Ubuntu Pro 16.04 LTS	linux +7	No fix yet	—
Ubuntu Pro 14.04 LTS	linux +3	No fix yet	—

Oracle Linux

Release	Package	Fixed in	Advisory
Oracle Linux 9	kernel-uek +34	6.12.0-101.33.4.3.el10uek	ELSA-2025-20530, ELSA-2025-20480

Advisories 3

ELSA-2025-20530 Important: Unbreakable Enterprise kernel security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Aug 18, 2025
WID-SEC-2025-1602 Linux Kernel: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 20, 2025
ELSA-2025-20480 Important: Unbreakable Enterprise kernel security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Jul 17, 2025

References