AlmaLinux alert ALSA-2025:7903 (kernel)

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[Announce]  [Security Advisory] ALSA-2025:7903: kernel security update (Important)
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Mon, 26 May 2025 10:04:26 +0000
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<010001970c0cfb9e-232d8336-d2e9-46d7-aa31-89ccc7b49105-000000@email.amazonses.com>
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Article
Hi,

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

AlmaLinux: 9
Type: Security
Severity: Important
Release date: 2025-05-26

Summary:

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

Security Fix(es):  

  * kernel: vsock: Keep the binding until socket destruction (CVE-2025-21756)
  * kernel: dm-flakey: Fix memory corruption in optional corrupt_bio_byte feature
(CVE-2025-21966)
  * kernel: net: ppp: Add bound checking for skb data on ppp_sync_txmung (CVE-2025-37749)


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/9/ALSA-2025-7903.html

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AlmaLinux Team
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