kernel: ipv6: ioam: fix heap buffer overflow in __ioam6_fill_trace_data()

A flaw was found in the Linux kernel's IPv6 In-situ Operations, Administration, and Maintenance IOAM functionality. A remote attacker can send a specially crafted packet that manipulates the nodelen field while processing trace data. This manipulation leads to a heap buffer overflow, causing...

Rocky Linux 10.2 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc (crlsa-2026_51295)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202651295 advisory. kernel: ipv6: ioam: fix heap buffer overflow in ioam6filltracedata CVE-2026-43186 Bug Fixes and Enhancements: kernel panics caused by NULL pointer dereferences...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: Fixed a heap buffer overflow in ioam6fillTraceData. In the receive path, ioam6fillTraceData uses trace-nodelen to determine how much data to write for each node. It relies on this field directly from the incoming...

SUSE CVE-2026-72429

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix type confusion of dstentry IOAM uses a dummy dstentrynulldst to mark that the destination should not be changed after the transformation. This dst is stored in the IOAM lwt state and may be passed to dstcachesetip...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: Fixed the type confusion of dstentry. IOAM uses a dummy dstentry nulldst to indicate that the destination should not be changed after the transformation. This destination is stored in the IOAM lwt state and may be...

CVE-2026-72429

A flaw was found in the Linux kernel's IPv6 In-situ Operations, Administration, and Maintenance IOAM subsystem. This vulnerability arises from a type confusion where a dummy network destination entry dstentry is incorrectly handled as a routing information structure rt6info. When this dummy entry...

Linux Distros Unpatched Vulnerability : CVE-2026-72429

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix type confusion of dstentry IOAM uses a dummy dstentrynulldst to mark that th...

CVE-2026-72429

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix type confusion of dstentry IOAM uses a dummy dstentrynulldst to mark that the destination should not be changed after the transformation. This dst is stored in the IOAM lwt state and may be passed to dstcachesetip...

CVE-2026-72429

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix type confusion of dstentry IOAM uses a dummy dstentrynulldst to mark that the destination should not be changed after the transformation. This dst is stored in the IOAM lwt state and may be passed to dstcachesetip...

UBUNTU-CVE-2026-72429

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix type confusion of dstentry IOAM uses a dummy dstentrynulldst to mark that the destination should not be changed after the transformation. This dst is stored in the IOAM lwt state and may be passed to dstcachesetip...

CVE-2026-72429 ipv6: ioam: fix type confusion of dst_entry

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix type confusion of dstentry IOAM uses a dummy dstentrynulldst to mark that the destination should not be changed after the transformation. This dst is stored in the IOAM lwt state and may be passed to dstcachesetip...

CVE-2026-72429

In CVE-2026-72429, the Linux kernel IOAM code had a type confusion with dst_entry embedded in ioam6_lwt. The IPv6 dst cache path could treat this embedded dst_entry as a rt6_info, triggering an invalid cast and potential invalid pointer access via rt6_get_cookie(), especially if rt->sernum is ...

CVE-2026-72429 ipv6: ioam: fix type confusion of dst_entry

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix type confusion of dstentry IOAM uses a dummy dstentrynulldst to mark that the destination should not be changed after the transformation. This dst is stored in the IOAM lwt state and may be passed to dstcachesetip...

EUVD-2026-59328

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix type confusion of dstentry IOAM uses a dummy dstentrynulldst to mark that the destination should not be changed after the transformation. This dst is stored in the IOAM lwt state and may be passed to dstcachesetip...

PT-2026-72617

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A type confusion issue exists in the IPv6 IOAM In-situ Operations, Administration, and Maintenance implementation. The system uses a dummy dst entry null dst within the ioam6 lwt structu...

CVE-2026-72429: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix type confusion of dstentry IOAM uses a dummy dstentrynulldst to mark that the destination should not be changed after the transformation. This dst is stored in the IOAM lwt state and may be passed to dstcachesetip...

RHEL 10 : kernel (RHSA-2026:51295)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:51295 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipv6: ioam: fix heap buffer overflow ...

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

An update for kernel is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

ALSA-2026:51295 Moderate: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipv6: ioam: fix heap buffer overflow in ioam6filltracedata CVE-2026-43186 Bug Fixes and Enhancements: kernel panics caused by NULL pointer dereferences within octeonepvf almalinux-10.2.z...

Linux Distros Unpatched Vulnerability : CVE-2026-64132

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: refresh hdr pointer before ioam6event Reported by Sashiko: In ipv6hopioam, the...