RHSA-2025:14009: Important: kernel security update
Published Aug 18, 2025
·Updated
Important: kernel security update
Other sources
The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: bpf, testrun: Fix use-after-free issue in ethskbpkttype() (CVE-2025-21867) kernel: net: fix udp gso skbsegment after pull from fraglist (CVE-2025-38124) kernel: Bluetooth: hcicore: Fix use-after-free in vhciflush() (CVE-2025-38250) kernel: i2c/designware: Fix an initialization issue (CVE-2025-38380) kernel: tls: always refresh the queue when reading sock (CVE-2025-38471) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
— Red Hat
Affected Software
216 affected componentsFixes available
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat Enterprise Linux for Power, little endian - 4 years of support
Red Hat Red Hat Enterprise Linux for IBM z Systems
Red Hat Red Hat Enterprise Linux for ARM 64
Red Hat Red Hat CodeReady Linux Builder for ARM 64
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for Power, little endian
Red Hat Red Hat Enterprise Linux for x86_64 - 4 years of updates
Red Hat Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for Power, little endian
Red Hat Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for x86_64
Red Hat Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support
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Remediation
Event History
Aug 18, 2025
Advisory Published
via Red Hat·01:37 PM
Data Sourced
via Red Hat·01:37 PM
DescriptionSeverityAffected Software
Aug 22, 2025
Advisory Published
via Red Hat·01:53 PM
Data Sourced
via Red Hat·01:53 PM
Remedy
Frequently Asked Questions
1
What is the severity of RHSA-2025:14009?
RHSA-2025:14009 is categorized as an important security update for the kernel packages.
2
How do I fix RHSA-2025:14009?
To resolve RHSA-2025:14009, you need to update your kernel packages to version 6.12.0-55.28.1.el10_0 or newer.
3
What vulnerabilities does RHSA-2025:14009 address?
RHSA-2025:14009 addresses a use-after-free vulnerability in the kernel's bpf, specifically in eth_skb_pkt_type().
4
Which systems are affected by RHSA-2025:14009?
RHSA-2025:14009 affects various Red Hat Enterprise Linux versions for x86_64, Power, ARM, and IBM z Systems.
5
What are the key components updated in RHSA-2025:14009?
Key components updated in RHSA-2025:14009 include the kernel and its associated packages such as kernel-core and kernel-modules.