AlmaLinux 2477 Published by

The AlmaLinux team has released several security updates to address vulnerabilities and issues in various packages. The first update (ALSA-2025:17509) addresses a local privilege escalation vulnerability in open-vm-tools, affecting AlmaLinux 8. The second and third updates (ALSA-2025:17397 and ALSA-2025:17398) resolve use-after-free and filehandle bounds checking issues in the kernel, also affecting AlmaLinux 8. A fourth update (ALSA-2025:17415) resolves vulnerabilities and bugs in the gnutls package, including a NULL pointer dereference issue.

ALSA-2025:17509: open-vm-tools security update (Important)
ALSA-2025:17397: kernel security update (Moderate)
ALSA-2025:17398: kernel-rt security update (Moderate)
ALSA-2025:17415: gnutls security, bug fix, and enhancement update (Moderate)




ALSA-2025:17509: open-vm-tools security update (Important)


Hi,

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

AlmaLinux: 8
Type: Security
Severity: Important
Release date: 2025-10-08

Summary:

The Open Virtual Machine Tools are the open source implementation of the VMware Tools. They are a set of guest operating system virtualization components that enhance performance and user experience of virtual machines.

Security Fix(es):

* open-vm-tools: Local privilege escalation in open-vm-tools (CVE-2025-41244)

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/8/ALSA-2025-17509.html

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Kind regards,
AlmaLinux Team



ALSA-2025:17397: kernel security update (Moderate)


Hi,

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

AlmaLinux: 8
Type: Security
Severity: Moderate
Release date: 2025-10-08

Summary:

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

Security Fix(es):

* kernel: smb: client: fix use-after-free in cifs_oplock_break (CVE-2025-38527)
* kernel: NFS: Fix filehandle bounds checking in nfs_fh_to_dentry() (CVE-2025-39730)

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/8/ALSA-2025-17397.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/.
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Kind regards,
AlmaLinux Team



ALSA-2025:17398: kernel-rt security update (Moderate)


Hi,

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

AlmaLinux: 8
Type: Security
Severity: Moderate
Release date: 2025-10-08

Summary:

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

* kernel: smb: client: fix use-after-free in cifs_oplock_break (CVE-2025-38527)
* kernel: NFS: Fix filehandle bounds checking in nfs_fh_to_dentry() (CVE-2025-39730)

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/8/ALSA-2025-17398.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/.
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Kind regards,
AlmaLinux Team



ALSA-2025:17415: gnutls security, bug fix, and enhancement update (Moderate)


Hi,

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

AlmaLinux: 8
Type: Security
Severity: Moderate
Release date: 2025-10-08

Summary:

The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS.

Security Fix(es):

* gnutls: Vulnerability in GnuTLS certtool template parsing (CVE-2025-32990)
* gnutls: Vulnerability in GnuTLS otherName SAN export (CVE-2025-32988)
* gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite() (CVE-2025-6395)

Bug Fix(es) and Enhancement(s):

* gnutls: Vulnerability in GnuTLS certtool template parsing (BZ#2359620)
* gnutls: Vulnerability in GnuTLS otherName SAN export (BZ#2359622)
* gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite() (BZ#2376755)

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/8/ALSA-2025-17415.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/.
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Kind regards,
AlmaLinux Team