AlmaLinux released two kernel errata: an important security update for AlmaLinux 10 and a bugfix advisory for AlmaLinux 9. The AlmaLinux 10 patch addresses CVE-2026-46323, which resolves a use-after-free vulnerability in the net/gro subsystem caused by improper handling of zerocopy skbs. The AlmaLinux 9 advisory fixes data corruption issues with XFS reflink operations in version almalinux-9.8.z, resolving JIRA issue AlmaLinux-193937.

ALSA-2026:44270: kernel security update (Important)
ALBA-2026:39332: kernel bug fix and enhancement update (None)

ALSA-2026:44270: kernel security update (Important)

Hi,

You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux.

AlmaLinux: 10
Type: Security
Severity: Important
Release date: 2026-07-25

Summary:

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

Security Fix(es):

* kernel: Linux kernel: Use-After-Free in net/gro due to improper handling of zerocopy skbs (CVE-2026-46323)

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.

Full details, updated packages, references, and other related information: https://errata.almalinux.org/10/ALSA-2026-44270.html

This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/.
Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org.

Kind regards,
AlmaLinux Team

[Announce] [Bugfix Advisory] ALBA-2026:39332: kernel bug fix and enhancement update (None)

Hi,

You are receiving an AlmaLinux Bugfix update email because you subscribed to receive errata notifications from AlmaLinux.

AlmaLinux: 9
Type: Bugfix
Severity: None
Release date: 2026-07-25

Summary:

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

Bug Fix(es) and Enhancement(s):

* XFS data corruption using reflink [almalinux-9.8.z] (JIRA:AlmaLinux-193937)

Full details, updated packages, references, and other related information: https://errata.almalinux.org/9/ALBA-2026-39332.html

This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/.
Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org.

Kind regards,
AlmaLinux Team