Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857...

SUSE-SU-2025:4139-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. - CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc124985...

Security update for the Linux Kernel

The SUSE Linux Enterprise FIXME kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857...

kernel: netfilter: conntrack: clamp maximum hashtable size to INT_MAX

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: clamp maximum hashtable size to INTMAX Use INTMAX as maximum size for the conntrack hashtable. Otherwise, it is possible to hit WARNONONCE in kvmallocnodenoprof when resizing hashtable because GFPNOWARN is...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990567)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990567 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: re-fetch conntrack after insertion In case the conntrack is clashing,...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989708)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989708 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: re-fetch conntrack after insertion In case the conntrack is clashing,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989897)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989897 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: serialize hash resizes and cleanups Syzbot was able to trigger the followin...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988736)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988736 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: re-fetch conntrack after insertion In case the conntrack is clashing,...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: netfilter: brnetfilter: do not check the confirmed bit in brnflocalin after confirmation. When sending a broadcast packet to a tap device, which is added to a bridge, the brnflocalin function is called to confirm the conntrack. I...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nfconntrack: A crash occurred when attempting to remove an uninitialized entry from the hash bucket list. A crash occurred while trying to remove the conntrack entry from the hash bucket list: Exception RIP:...

Siemens SIMATIC Devices Memory Allocation with Excessive Size Value (CVE-2025-21648)

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: clamp maximum hashtable size to INTMAX Use INTMAX as maximum size for the conntrack hashtable. Otherwise, it is possible to hit WARNONONCE in kvmallocnodenoprof when resizing hashtable because GFPNOWARN is...

EUVD-2022-54671

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: re-fetch conntrack after insertion In case the conntrack is clashing, insertion can free skb-nfct and set skb-nfct to the already-confirmed entry. This wasn't found before because the conntrack entry and the...

CVE-2023-53720

CVE-2023-53720 relates to the Linux kernel mlx5e path where replacing an existing ct entry fails to release the label mapping, causing a memory leak in kernel space (unreferenced object in label mapping path). The issue is triggered during MLX5 TC offload CT entry creation/mod_hdr and label mappi...

Linux Distros Unpatched Vulnerability : CVE-2023-53619

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: conntrack: Avoid nfcthelperhash uses after free If nfconntrackinitstart fails for example due to a registernfconntrackbpf failure, the...

Linux Distros Unpatched Vulnerability : CVE-2023-53635

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: conntrack: fix wrong ct-timeout value struct nfconn-timeout is an interval before the conntrack confirmed. After confirmed, it becomes a timestamp. I...

SUSE CVE-2023-53619

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: Avoid nfcthelperhash uses after free If nfconntrackinitstart fails for example due to a registernfconntrackbpf failure, the nfconntrackhelperfini clean-up path frees the nfcthelperhash map. When built with...

SUSE CVE-2023-53635

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: fix wrong ct-timeout value struct nfconn-timeout is an interval before the conntrack confirmed. After confirmed, it becomes a timestamp. It is observed that timeout of an unconfirmed conntrack: - Set by...

EUVD-2025-31857

A security flaw has been discovered in projectworlds Advanced Library Management System 1.0. Affected by this vulnerability is an unknown functionality of the file /editbook.php. The manipulation of the argument image results in unrestricted upload. It is possible to launch the attack remotely. T...

RockyLinux 10 : kernel (RLSA-2025:15005)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:15005 advisory. kernel: udp: Fix memory accounting leak. CVE-2025-22058 kernel: netsched: hfsc: Fix a potential UAF in hfscdequeue too CVE-2025-37823 kernel: ext4: onl...

Linux Distros Unpatched Vulnerability : CVE-2025-39894

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: brnetfilter: do not check confirmed bit in brnflocalin after confirm When send a broadcast packet to a tap device, which was added to a bridge,...