EUVD-2026-108740

In the Linux kernel, the following vulnerability has been resolved: ipv4: stop PMTU walk when nexthop group shrinks Commit 7d3f3b4367f3 "net: ipv4: Cache pmtu for all packet paths if multipath enabled" made iprtupdatepmtu update every path. For nexthop objects, fibinfonumpath and fibinfonhc...

kernel: calipso: Don't call calipso functions for AF_INET sk.

In the Linux kernel, the following vulnerability has been resolved: calipso: Don't call calipso functions for AFINET sk. syzkaller reported a null-ptr-deref in txoptget. 0 The offset 0x70 was of struct ipv6txoptions in struct ipv6pinfo, so struct ipv6pinfo was NULL there. However, this never...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-45834)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2capsockstatechangecb Add the same NULL guard already present in l2capsockresumecb and l2capsockreadycb. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-45835)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2capsocknewconnectioncb Add the same NULL guard already present in l2capsockresumecb and l2capsockreadycb. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-43099)

In the Linux kernel, the following vulnerability has been resolved: ipv4: icmp: fix null-ptr-deref in icmpbuildprobe ipv6stub-ipv6devfind may return ERRPTR-EAFNOSUPPORT when the IPv6 stack is not active CONFIGIPV6=m and not loaded, and passing this error pointer to devhold will cause a kernel cra...

Linux Distros Unpatched Vulnerability : CVE-2026-98821

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - block: reject polled dio with user integrity metadata IOCBHASMETADATA leaves iocb-private as a uiometa, while iocbbioiopoll expects a bio. Since 2729a60bbfb9,...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-45842)

"In the Linux kernel, the following vulnerability has been resolved: slip: reject VJ receive packets on instances with no rstate array slhcinit accepts rslots == 0 as a valid configuration, with the documented meaning of 'no receive compression'. In that case the allocation loop in slhcinit is...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-45836)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2capsockgetsndtimeocb Add the same NULL guard already present in l2capsockresumecb and l2capsockreadycb. This plugin only works with Tenable.ot. Please visit...

SUSE CVE-2026-98821

In the Linux kernel, the following vulnerability has been resolved: block: reject polled dio with user integrity metadata IOCBHASMETADATA leaves iocb-private as a uiometa, while iocbbioiopoll expects a bio. Since 2729a60bbfb9, metadata I/O always uses blkdevdirectIO, which never publishes the bio...

UBUNTU-CVE-2026-98821

In the Linux kernel, the following vulnerability has been resolved: block: reject polled dio with user integrity metadata IOCBHASMETADATA leaves iocb-private as a uiometa, while iocbbioiopoll expects a bio. Since 2729a60bbfb9, metadata I/O always uses blkdevdirectIO, which never publishes the bio...

CVE-2026-98821

In the Linux kernel, the following vulnerability has been resolved: block: reject polled dio with user integrity metadata IOCBHASMETADATA leaves iocb-private as a uiometa, while iocbbioiopoll expects a bio. Since 2729a60bbfb9, metadata I/O always uses blkdevdirectIO, which never publishes the bio...

DEBIAN-CVE-2026-98821

In the Linux kernel, the following vulnerability has been resolved: block: reject polled dio with user integrity metadata IOCBHASMETADATA leaves iocb-private as a uiometa, while iocbbioiopoll expects a bio. Since 2729a60bbfb9, metadata I/O always uses blkdevdirectIO, which never publishes the bio...

EUVD-2026-103906

In the Linux kernel, the following vulnerability has been resolved: block: reject polled dio with user integrity metadata IOCBHASMETADATA leaves iocb-private as a uiometa, while iocbbioiopoll expects a bio. Since 2729a60bbfb9, metadata I/O always uses blkdevdirectIO, which never publishes the bio...

CVE-2026-98821: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: block: reject polled dio with user integrity metadata IOCBHASMETADATA leaves iocb-private as a uiometa, while iocbbioiopoll expects a bio. Since 2729a60bbfb9, metadata I/O always uses blkdevdirectIO, which never publishes the bio...

SUSE SLES12: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2026:4687-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4687-1 advisory. The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues: The following security issues were fixed: -...

SUSE-SU-2026:4706-1 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-2024-26730: hwmon: nct6775 Fix access to temperature configuration registers bsc1222538. - CVE-2025-38704: rcu/nocb: Fix possible invalid rdp's-nocbcbkthread pointer...

Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues: The following security issues were fixed: CVE-2022-50645: EDAC/i10nm: fix refcount leak in pcigetdevwrapper bsc1254633. CVE-2026-31663: xfrm: hold device only for the asynchronous decryption bsc1263133...

SUSE-SU-2026:4687-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues: The following security issues were fixed: - CVE-2022-50645: EDAC/i10nm: fix refcount leak in pcigetdevwrapper bsc1254633. - CVE-2026-31663: xfrm: hold device only for the asynchronous decryption bsc1263133. -...

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-2024-26730: hwmon: nct6775 Fix access to temperature configuration registers bsc1222538. CVE-2025-38704: rcu/nocb: Fix possible invalid rdp's-nocbcbkthread pointer...

SUSE-SU-2026:4640-1 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-2024-26730: hwmon: nct6775 Fix access to temperature configuration registers bsc1222538. - CVE-2025-38704: rcu/nocb: Fix possible invalid rdp's-nocbcbkthread...