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...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: Client – Reject descriptions of cifs.spnego in user space Descriptions of cifs.spnego keys contain fields that carry authority information, such as pid, uid, creduid, and upcalltarget. The cifs.upcall function treats these...

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 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 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-2026:27708)

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: 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....

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...

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...

SUSE SLES15 Security Update : kernel (SUSE-SU-2026:2421-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2421-1 advisory. The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: -...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: smb: client: Use kzalloc to zero-initialize the security descriptor buffer. The commit 62e7dd0a39c2d “smb: common: change the data type of numaces to le16” involves splitting the le32 numaces field in the struct smbacl structure...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: smb/client: A out-of-bounds read has been fixed in symlinkdata. Since smb2checkmessage returns a success result without performing length validation for the symlink error response, in symlinkdata, it is possible that iov-iovlen...

Siemens RUGGEDCOM RST2428P Improper Input Validation (CVE-2026-23230)

In the Linux kernel, the following vulnerability has been resolved: smb: client: split cachedfid bitfields to avoid shared-byte RMW races isopen, haslease and onlist are stored in the same bitfield byte in struct cachedfid but are updated in different code paths that may run concurrently. Bitfiel...

RHEL 8 : kernel (RHSA-2026:26570)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:26570 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: geneve: Fix use-after-free in...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2026-31629: nfc: llcp: add missing return after LLCPCLOSED checks bsc1263790. CVE-2026-43037: ip6tunnel: clear skb2-cb in ip4ip6err bsc1263995. CVE-2026-43206:...

SUSE-SU-2026:2421-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2026-31629: nfc: llcp: add missing return after LLCPCLOSED checks bsc1263790. - CVE-2026-43037: ip6tunnel: clear skb2-cb in ip4ip6err bsc1263995. - CVE-2026-43206:...

kernel security update

An update is available for kernel. This update affects Rocky Linux SIG Cloud 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux...