SUSE CVE-2026-72463

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix dev use-after-free in xfrm async resumption xfrm async resumption hold skb-dev refcnt until after transportfinish. However, xfrmrcvcb may modify skb-dev to tunnel dev without taking device reference, such as vtircvcb. T...

CVE-2026-72463

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix dev use-after-free in xfrm async resumption xfrm async resumption hold skb-dev refcnt until after transportfinish. However, xfrmrcvcb may modify skb-dev to tunnel dev without taking device reference, such as vtircvcb. T...

CVE-2026-72463

CVE-2026-72463 (Linux kernel xfrm): The flaw lets a use-after-free occur in xfrm async resumption when xfrm_rcv_cb changes skb->dev to a tunnel device without taking a reference, risking tunnel dev UAF and orig device refcount leaks. The patch stashs the original skb->dev and extends RCU pr...

EUVD-2026-59362

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix dev use-after-free in xfrm async resumption xfrm async resumption hold skb-dev refcnt until after transportfinish. However, xfrmrcvcb may modify skb-dev to tunnel dev without taking device reference, such as vtircvcb. T...

CVE-2026-72463 xfrm: Fix dev use-after-free in xfrm async resumption

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix dev use-after-free in xfrm async resumption xfrm async resumption hold skb-dev refcnt until after transportfinish. However, xfrmrcvcb may modify skb-dev to tunnel dev without taking device reference, such as vtircvcb. T...

PT-2026-72651

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the xfrm async resumption process. The system holds the skb-dev reference count until after transport finish. However, the xfrm rcv cb function, such as...

CVE-2026-52909: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ip6vti: set netnsimmutable on the fallback device. john1988 and Noam Rathaus reported that vti6initnet does not set the netnsimmutable flag on the per-netns fallback tunnel device ip6vti0. Other similar tunnel drivers like...

tun: free page on build_skb failure in tun_xdp_one()

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PT-2026-51733

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where the tun put user function declares a virtio net hdr v1 hash tunnel structure on the stack without initializing it to zero. For non-tunnel socket buffers skb, the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: xfrm: A bug related to “dev use-after-free” was fixed in xfrm’s async resumption mechanism. During xfrm’s async resumption, skb-dev reference count is held until after transportfinish. However, xfrmrcvcb might modify skb-dev to a...

openvswitch: defer tunnel netdev_put to RCU release

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EUVD-2022-55499

Malicious code in bioql PyPI...

CVE-2022-48936

In the Linux kernel, the following vulnerability has been resolved: gso: do not skip outer ip header in case of ipip and netfailover We encounter a tcp drop issue in our cloud environment. Packet GROed in host forwards to a VM virtionet nic with netfailover enabled. VM acts as a IPVS LB with ipip...

CLSA-2024-1716980332 Fix of 12 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-26929 - scsi: qla2xxx: Fix double free of fcport CVE-url: https://ubuntu.com/security/CVE-2024-35997 - HID: i2c-hid: remove I2CHIDREADPENDING flag to prevent lock-up CVE-url: https://ubuntu.com/security/CVE-2023-52752 - smb: client: fix use-after-free...

kernel: tun: avoid double free in tun_free_netdev

A double-free flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user registers the device when the registernetdevice function fails NETDEVREGISTER notifier. This flaw allows a local user to crash or potentially escalate their privileges on the system...

PT-2024-5864 · Linux +5 · Linux Kernel +5

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the Linux kernel's gso component, which fails to skip the outer IP header in certain cases, such as when using ipip and net failover. This can cause a TCP drop...

kernel: denial of service via ioctl call in network tun handling

A flaw was found in the Linux kernel's implementation of networking tunnel device ioctl. A local attacker can cause a denial of service NULL pointer dereference and panic via an ioctl TUNSETIFF call with a dev name containing a / character...

kernel: denial of service via ioctl call in network tun handling

A flaw was found in the Linux kernel's implementation of networking tunnel device ioctl. A local attacker can cause a denial of service NULL pointer dereference and panic via an ioctl TUNSETIFF call with a dev name containing a / character...

kernel: denial of service via ioctl call in network tun handling

A flaw was found in the Linux kernel's implementation of networking tunnel device ioctl. A local attacker can cause a denial of service NULL pointer dereference and panic via an ioctl TUNSETIFF call with a dev name containing a / character...