PT-2026-52316

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ip6 vti module where the vti6 tnl lookup function fails to correctly validate tunnels during fallback searches. When an exact tunnel match fails, the system search...

PT-2026-50927

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The vti6 init net function fails to set the netns immutable flag on the per-netns fallback tunnel device 'ip6 vti0'. This flag is intended to prevent the device from being moved to anoth...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-006979)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006979 advisory. In the Linux kernel, the following vulnerability has been resolved: ipvti: fix potential slab-use-after-free in decodesession6 When ipvti device is set to the qdisc ...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007453)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007453 advisory. In the Linux kernel, the following vulnerability has been resolved: ip6vti: fix slab-use-after-free in decodesession6 When ipv6vti device is set to the qdisc of the...

The vulnerability of the vti_tunnel_xmit() function in the net/ipv4/ip_vti.c module of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the vtitunnelxmit function in the net/ipv4/ipvti.c module of the Linux kernel is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected...

RHEL 8 : kernel (RHSA-2026:3360)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:3360 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: RDMA/core: Fix KASAN:...

kernel: ip6_vti: fix slab-use-after-free in decode_session6

A use-after-free vulnerability was found in the IPv6 VTI Virtual Tunnel Interface implementation in the Linux kernel. When an IPv6 VTI device uses the SFB Stochastic Fair Blue qdisc, the control block cb field of an skb can be modified during packet enqueuing. The decodesession6 function then rea...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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...

kernel: ip6_vti: fix slab-use-after-free in decode_session6

A use-after-free vulnerability was found in the IPv6 VTI Virtual Tunnel Interface implementation in the Linux kernel. When an IPv6 VTI device uses the SFB Stochastic Fair Blue qdisc, the control block cb field of an skb can be modified during packet enqueuing. The decodesession6 function then rea...

kernel: ip6_vti: fix slab-use-after-free in decode_session6

A use-after-free vulnerability was found in the IPv6 VTI Virtual Tunnel Interface implementation in the Linux kernel. When an IPv6 VTI device uses the SFB Stochastic Fair Blue qdisc, the control block cb field of an skb can be modified during packet enqueuing. The decodesession6 function then rea...

CLSA-2026-1768775579 kernel: Fix of 49 CVEs

scsi: ses: Fix slab-out-of-bounds in sesenclosuredataprocess CVE-2023-53803 - md/raid1: Fix stack memory use after return in raid1reshape CVE-2025-38445 - ALSA: usb-audio: Fix out-of-bounds read in sndusbgetaudioformatuac3 CVE-2025-38249 - atm: clip: Fix infinite recursive call of clippush...

CLSA-2026-1768774361 kernel: Fix of 31 CVEs

ip6vti: fix slab-use-after-free in decodesession6 CVE-2023-53821 - ACPICA: Add AMLNOOPERANDRESOLVE flag to Timer CVE-2023-53395 - wifi: mac80211hwsim: drop short frames CVE-2023-53321 - ext4: add bounds checking in getmaxinlinexattrvaluesize CVE-2023-53285 - md/raid10: fix null-ptr-deref in...

EUVD-2023-60175

In the Linux kernel, the following vulnerability has been resolved: ip6vti: fix slab-use-after-free in decodesession6 When ipv6vti device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified during enqueuing. Then, slab-use-after-free may occur when ipv6vti device sen...

CVE-2023-53821

In the Linux kernel, the following vulnerability has been resolved: ip6vti: fix slab-use-after-free in decodesession6 When ipv6vti device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified during enqueuing. Then, slab-use-after-free may occur when ipv6vti device sen...

CVE-2023-53821 ip6_vti: fix slab-use-after-free in decode_session6

In the Linux kernel, the following vulnerability has been resolved: ip6vti: fix slab-use-after-free in decodesession6 When ipv6vti device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified during enqueuing. Then, slab-use-after-free may occur when ipv6vti device sen...

CVE-2023-53821 ip6_vti: fix slab-use-after-free in decode_session6

In the Linux kernel, the following vulnerability has been resolved: ip6vti: fix slab-use-after-free in decodesession6 When ipv6vti device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified during enqueuing. Then, slab-use-after-free may occur when ipv6vti device sen...

Linux Distros Unpatched Vulnerability : CVE-2023-53821

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ip6vti: fix slab-use-after-free in decodesession6 When ipv6vti device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified during...

SUSE-SU-2025:4320-1 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-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. - CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc1249857. ...

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...

Linux Distros Unpatched Vulnerability : CVE-2023-53559

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipvti: fix potential slab-use-after-free in decodesession6 When ipvti device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified...