RHBA-2026:41254 | Mondoo Vulnerability Intelligence

RHBA-2026:41254

HIGH7.8

Red Hat Bug Fix Advisory: kernel update

Published Jul 17, 2026

Modified 1 months ago

Fix available

Details

Details:

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

kernel: XFS data corruption using reflink ()

Affected Packages(24 packages)

bpftool

Red Hat rhel_aus 8.6 baseosRed Hat rhel_eus_long_life 8.6 baseos

Fixed in:

0:4.18.0-372.202.1.el8_6

bpftool-debuginfo

Red Hat rhel_aus 8.6 baseosRed Hat rhel_eus_long_life 8.6 baseos

Fixed in:

0:4.18.0-372.202.1.el8_6

kernel

Red Hat rhel_aus 8.6 baseosRed Hat rhel_eus_long_life 8.6 baseos

Fixed in:

0:4.18.0-372.202.1.el8_6

kernel-abi-stablelists

Red Hat rhel_aus 8.6 baseosRed Hat rhel_eus_long_life 8.6 baseos

Fixed in:

0:4.18.0-372.202.1.el8_6

kernel-core

Red Hat rhel_aus 8.6 baseosRed Hat rhel_eus_long_life 8.6 baseos

Fixed in:

0:4.18.0-372.202.1.el8_6

kernel-debug

Red Hat rhel_aus 8.6 baseosRed Hat rhel_eus_long_life 8.6 baseos

Fixed in:

0:4.18.0-372.202.1.el8_6

kernel-debug-core

Red Hat rhel_aus 8.6 baseosRed Hat rhel_eus_long_life 8.6 baseos

Fixed in:

0:4.18.0-372.202.1.el8_6

kernel-debug-debuginfo

Red Hat rhel_aus 8.6 baseosRed Hat rhel_eus_long_life 8.6 baseos

Fixed in:

0:4.18.0-372.202.1.el8_6

kernel-debug-devel

Red Hat rhel_aus 8.6 baseosRed Hat rhel_eus_long_life 8.6 baseos

Fixed in:

0:4.18.0-372.202.1.el8_6

kernel-debug-modules

Red Hat rhel_aus 8.6 baseosRed Hat rhel_eus_long_life 8.6 baseos

Fixed in:

0:4.18.0-372.202.1.el8_6

References

https://access.redhat.com/errata/RHBA-2026:41254

https://bugzilla.redhat.com/show_bug.cgi?id=2498915

https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhba-2026_41254.json

CVSS Analysis

CVSS v3.1

7.8

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

7.8/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Upstream

Ecosystems

Red Hat rhel_aus 8.6 baseos Red Hat rhel_eus_long_life 8.6 baseos

Timeline

PublishedJul 17, 2026

ModifiedJul 30, 2026