Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: tls: Make sure to abort the stream if the headers are invalid. Normally, we wait for the socket to buffer up the entire record before processing it. However, if the socket has a very small buffer, we read out the data sooner to...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: batman-adv: fixed OOB read/write in network-coding decode. batadvncskbdecodepacket relies on codedlen and only checks against skb-len. The XOR operation starts at sizeofstruct batadvunicastpacket, which reduces the payload...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: mediatek: Fix double free of skb in coredump hcidevcdappend would free the skb on error so the caller don't have to free it again otherwise it would cause the double free of skb. Reported-by : Dan Carpenter...

kernel: net: usb: smsc75xx: Limit packet length to skb->len

In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb-len Packet length retrieved from skb data may be larger than the actual socket buffer length up to 9026 bytes. In such case the cloned skb passed up the network stack will leak kerne...

Siemens SIMATIC Devices Improper Validation of Specified Type of Input (CVE-2024-33621)

In the Linux kernel, the following vulnerability has been resolved: ipvlan: Dont Use skb-sk in ipvlanprocessv4 / 6outbound. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc...

CVE-2025-40053

In the Linux kernel, the following vulnerability has been resolved: net: dlink: handle copythresh allocation failure The driver did not handle failure of netdevallocskbipalign. If the allocation failed, dereferencing skb-protocol could lead to a NULL pointer dereference. This patch tries to...

EUVD-2025-36475

In the Linux kernel, the following vulnerability has been resolved: net: dlink: handle copythresh allocation failure The driver did not handle failure of netdevallocskbipalign. If the allocation failed, dereferencing skb-protocol could lead to a NULL pointer dereference. This patch tries to...

CVE-2025-40053 net: dlink: handle copy_thresh allocation failure

In the Linux kernel, the following vulnerability has been resolved: net: dlink: handle copythresh allocation failure The driver did not handle failure of netdevallocskbipalign. If the allocation failed, dereferencing skb-protocol could lead to a NULL pointer dereference. This patch tries to...

kernel: vsock/virtio: Validate length in packet header before skb_put()

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: Validate length in packet header before skbput When receiving a vsock packet in the guest, only the virtqueue buffer size is validated prior to virtiovsockskbrxput. Unfortunately, virtiovsockskbrxput uses the length...

SUSE CVE-2023-53716

In the Linux kernel, the following vulnerability has been resolved: net: fix skb leak in skbtstamptx Commit 50749f2dd685 "tcp/udp: Fix memleaks of sk and zerocopy skbs with TX timestamp." added a call to skborphanfragsrx to fix leaks with zerocopy skbs. But it ended up adding a leak of its own...

EUVD-2023-60007

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Fix a NULL pointer dereference in ath12kmacophwscan In ath12kmacophwscan, the return value of kzalloc is directly used in memcpy, which may lead to a NULL pointer dereference on failure of kzalloc. Fix this bug by...

EUVD-2023-60030

In the Linux kernel, the following vulnerability has been resolved: xsk: fix refcount underflow in error path Fix a refcount underflow problem reported by syzbot that can happen when a system is running out of memory. If xpalloctxdescs fails, and it can only fail due to not having enough memory,...

DEBIAN-CVE-2023-53716

In the Linux kernel, the following vulnerability has been resolved: net: fix skb leak in skbtstamptx Commit 50749f2dd685 "tcp/udp: Fix memleaks of sk and zerocopy skbs with TX timestamp." added a call to skborphanfragsrx to fix leaks with zerocopy skbs. But it ended up adding a leak of its own...

CVE-2023-53716

CVE-2023-53716 is a Linux kernel vulnerability described as a leak in skb handling: after a TX timestamp code path, if skb_orphan_frags_rx() fails, the skb cloned for zerocopy skb leaks. The issue is tied to the net: skb_tstamp_tx() flow and was addressed by a kernel fix in the commit that added ...

bpf: Add BPF_PROG_TYPE_CGROUP_SKB attach type enforcement in BPF_LINK_CREATE

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kernel: net: usb: smsc75xx: Limit packet length to skb->len

In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb-len Packet length retrieved from skb data may be larger than the actual socket buffer length up to 9026 bytes. In such case the cloned skb passed up the network stack will leak kerne...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the failure to free a cloned skb when skborphanfragsrx fails, which could lead to a memory leak...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987534)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987534 advisory. In the Linux kernel, the following vulnerability has been resolved: net: ieee802154: at86rf230: Stop leaking skb's Upon error the ieee802154xmitcomplete helper is no...

kernel: net: usb: smsc75xx: Limit packet length to skb->len

In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb-len Packet length retrieved from skb data may be larger than the actual socket buffer length up to 9026 bytes. In such case the cloned skb passed up the network stack will leak kerne...

CVE-2025-39984

In the Linux kernel, the following vulnerability has been resolved: net: tun: Update napi-skb after XDP process The syzbot report a UAF issue: BUG: KASAN: slab-use-after-free in skbresetmacheader include/linux/skbuff.h:3150 inline BUG: KASAN: slab-use-after-free in napifragsskb net/core/gro.c:723...