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 a post-release reuse issue in the ath9khifusbrxcb function...

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 Linux kernel that stems from setupbasectxt not freeing receive group memory, which could lead to a memory leak...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: In the TCP layer, the secpath process is now executed simultaneously with the current execution of the dst process. Xiumei reported encountering a warning in xfrm6tunnelnetexit while running tests that involve creating a pair of...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: xdp: Devices-bound programs are not allowed to be attached in the generic mode. Device-bound programs are used to support RX metadata kfuncs. These kfuncs are specific to each driver and rely on the driver’s context to read...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: In the net subsystem, the rxsk parameter was added to the tracekfreeskb argument array. However, rxsk is optional and can be NULL. Yan Zhai reported that a BPF program could trigger a NULL pointer derefrence if the program did no...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: udp: Fixed multiple wraparounds of sk-skrmemalloc. udpenqueuescheduleskb has the following condition: if atomicread&sk-skrmemalloc sk-skrcvbuf goto drop; sk-skrcvbuf is initialized by net.core.rmemdefault and can later be...

kernel: Bluetooth: L2CAP: Fix slab-use-after-free Read in l2cap_send_cmd

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix slab-use-after-free Read in l2capsendcmd After the hci sync command releases l2capconn, the hci receive data work queue references the released l2capconn when sending to the upper layer. Add hci dev lock to...

PT-2025-37219

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains an issue in the ath12k driver related to handling RX peer fragmentation setup errors. Specifically, the Transmission Identifier TID is not decremented before...

CVE-2024-7137

The L2CAP receive data buffer for L2CAP packets is restricted to packet sizes smaller than the maximum supported packet size. Receiving a packet that exceeds the restricted buffer length may cause a crash. A hard reset is required to recover the crashed device...

CVE-2021-27477

When JTEKT Corporation TOYOPUC PLC versions PC10G-CPU, 2PORT-EFR, Plus CPU, Plus EX, Plus EX2, Plus EFR, Plus EFR2, Plus 2P-EFR, PC10P-DP, PC10P-DP-IO, Plus BUS-EX, Nano 10GX, Nano 2ET,PC10PE, PC10PE-16/16P, PC10E, FL/ET-T-V2H, PC10B,PC10B-P, Nano CPU, PC10P, and PC10GE receive an invalid frame,...

PT-2025-30802

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel where returning -EOPNOTSUPP from a function that returns a u32 can lead to a cast and an invalid size value. This can potentially cause allocation...

AZL-69941 CVE-2025-37920 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: xsk: Fix race condition in AFXDP generic RX path Move rxlock from xsksocket to xskbuffpool. Fix synchronization for shared umem mode in generic RX path where multiple sockets share single xskbuffpool. RX queue is exclusive to...

DEBIAN-CVE-2025-37917

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll Use spinlockirqsave and spinunlockirqrestore instead of spinlock and spinunlock in mtkstaremac driver to avoid spinlock recursion occurrence that can happe...

UBUNTU-CVE-2025-37917

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll Use spinlockirqsave and spinunlockirqrestore instead of spinlock and spinunlock in mtkstaremac driver to avoid spinlock recursion occurrence that can happe...

CVE-2025-4848

A vulnerability was found in FreeFloat FTP Server 1.0 and classified as critical. This issue affects some unknown processing of the component RECV Command Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may...

FreeFloat FTP Server 安全漏洞

FreeFloat FTP Server is an FTP service from Freefloat. A buffer overflow vulnerability exists in FreeFloat FTP Server, which stems from the failure of the component RECV Command Handler to properly validate the length size of input data, no details of the vulnerability are provided at this time...

kernel: vsock: Update rx_bytes on read_skb()

A flaw was found in the Linux kernel's vsock component. A local attacker can exploit an imbalance in the rxbytes tracking mechanism, specifically after vsocktransport::readskb fails to update the received bytes count when a packet is dequeued. This can lead to a warning message indicating an empt...

kernel: bluetooth/l2cap: sync sock recv cb and release

In the Linux kernel, the following vulnerability has been resolved: bluetooth/l2cap: sync sock recv cb and release The problem occurs between the system call to close the sock and hcirxwork, where the former releases the sock and the latter accesses it without lock protection. CPU0 CPU1 ---- ----...

kernel: nvme-tcp: fix potential memory corruption in nvme_tcp_recv_pdu()

An unchecked buffer bounds flaw was found in the Linux kernel's NVMe TCP Fabrics driver. An attacker with the ability to send a crafted packet to an affected NVMe host could exploit this flaw to alter kernel memory, leading to an escalation of privileges or a compromise of system integrity or...

QEMU: virtio-net: stack buffer overflow in virtio_net_flush_tx()

A stack based buffer overflow was found in the virtio-net device of QEMU. This issue occurs when flushing TX in the virtionetflushtx function if guest features VIRTIONETFHASHREPORT, VIRTIOFVERSION1 and VIRTIONETFMRGRXBUF are enabled. This could allow a malicious user to overwrite local variables...