PT-2026-51861

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the symlink data function within the SMB client. On 32-bit architectures, this can lead to an infinite loop or an out-of-bounds read reading data outside the intended...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 RT kernel was updated to fix various security issues The following security issues were fixed: CVE-2025-38549: efivarfs: Fix memory leak of efivarfsfsinfo in fscontext error paths bsc1248235. CVE-2025-68324: scsi: imm: Fix use-after-free bug caused by unfinished...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: client: Rejects descriptions of keys of type cifs.spnego from the user space. Keys of type cifs.spnego contain fields that carry authority information, such as pid, uid, creduid, and upcalltarget. The cifs.upcall function...

samba: Missing access check on reparse point operations

A flaw was found in Samba’s handling of NTFS-style reparse points on shares configured with read only = yes. Due to missing SMB-layer access checks, authenticated users with underlying filesystem write permissions may create or delete reparse point metadata through SMB operations even on read-onl...

SUSE-SU-2026:2482-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-38549: efivarfs: Fix memory leak of efivarfsfsinfo in fscontext error paths bsc1248235. - CVE-2025-68324: scsi: imm: Fix use-after-free bug caused by unfinished...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Critical: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2026-125 (ALASKERNEL-5.4-2026-125)

The version of kernel installed on the remote host is prior to 5.4.302-224.474. It is, therefore, affected by a vulnerability as referenced in the ALAS2KERNEL-5.4-2026-125 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego...

RHEL 7 : kernel (RHSA-2026:27729)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:27729 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Denial of servi...

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1865)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1865 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego descriptions CVE-2026-46243 In the Linux kernel, the following vulnerability has...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego descriptions CVE-2026-46243 Affected Packages: kernel Note: This advisory is applicable to Amazon Linux 2 - Kernel-5.10 Extra. Visit this page to learn more about Amazon...

Important: kernel6.18

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego descriptions CVE-2026-46243 In the Linux kernel, the following vulnerability has been resolved: net: gro: don't merge zcopy skbs CVE-2026-46323 Affected Packages: kernel6....

RHEL 6 : kernel (RHSA-2026:27719)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:27719 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ip6tunnel: clear skb2-cb in...

RHEL 9 : kernel (RHSA-2026:27735)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:27735 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: libceph: make decodepool more...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2026-105 (ALASKERNEL-5.15-2026-105)

The version of kernel installed on the remote host is prior to 5.15.206-144.236. It is, therefore, affected by a vulnerability as referenced in the ALAS2KERNEL-5.15-2026-105 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego...

Amazon Linux 2 : kernel, --advisory ALAS2-2026-3374 (ALAS-2026-3374)

The version of kernel installed on the remote host is prior to 4.14.355-282.731. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3374 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego descriptions...

RHEL 9 : kernel (RHSA-2026:27708)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:27708 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: smc: Fix use-after-free in...

Important: kernel6.18

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: handle attrsetsize errors when truncating files CVE-2025-71289 In the Linux kernel, the following vulnerability has been resolved: smb: client: validate the whole DACL before rewriting it in cifsacl...

CVE-2026-52911 ksmbd: scope conn->binding slowpath to bound sessions only

In the Linux kernel, the following vulnerability has been resolved: ksmbd: scope conn-binding slowpath to bound sessions only When the binding SESSIONSETUP sets conn-binding = true, the flag stays set after the call so that the global session lookup in ksmbdsessionlookupall can find the session,...

CVE-2026-52911

The CVE-2026-52911 vulnerability affects the Linux kernel ksmbd code path. When a SESSION_SETUP binds a connection (conn->binding = true), a global session lookup could incorrectly resolve sessions not actually added to the connection’s session list. The fix tightens the global lookup so that ...