Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: etases58x: It is necessary to populate ndochangemtu to prevent buffer overflows. Sending a PFPACKET allows bypassing the CAN framework logic and directly reaching the xmit function of a CAN driver. The only check performed by the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg – Concurrent writes to afalgsendmsg are now disallowed. Issuing two writes to the same afalg socket is problematic, as the data will be interleaved in a unpredictable manner. Additionally, concurrent writes may caus...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

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

Astra Linux – Vulnerability in Qemu

A flaw was discovered in QEMU. If the QIOChannelWebsock object is freed while it is waiting to complete a handshake, a GSource is leaked. This can result in the callback being fired later, thereby causing a use-after-free when using the channel. This vulnerability can be exploited by a malicious...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: The can: hi311x module has corrected the ndochangemtu function to prevent buffer overflows. Sending a PFPACKET allows bypassing the CAN driver’s logic and directly reaching the xmit function of the CAN driver. The only check...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: can: xilinxcan: xcanwriteframe – Fixed the issue of a use-after-free of the transmitted SKB. canputechoskb takes ownership of the SKB, and it may be freed during or after the call. However, xilinxcan xcanwriteframe continues t...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: tcp: Clear tcpsksk-fastopenrsk in tcpdisconnect. syzbot reported the splat below where a socket had tcpsksk-fastopenrsk in the TCPESTABLISHED state. 0 syzbot reused the server-side TCP Fast Open socket as a new client before the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: tcpbpf: The function tcpbpfsendverdict fails to allocate psock-cork when called, and skmsgfree must be called instead. The issue was reported by syzbot as follows: 0 The reproduction of the issue involves the following steps: 1...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: Fixed null-ptr-deref in socklockinitclassandname and rmmod. When I ran the reproduction steps and waited for a few seconds, I observed two LOCKDEP warnings: a warning immediately followed by a null-ptr-deref. Reproduction...

kernel: Bluetooth: ISO: Fix possible UAF on iso_conn_free

A vulnerability was found in isosockkill in net/bluetooth/iso.c in Bluetooth protocol stack in the Linux Kernel. In this flaw if the conn-sk is not set to NULL may lead to UAF on isoconnfree...

MiracleLinux 9 : kernel-5.14.0-570.58.1.el9_6 (AXSA:2025-11021:85)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-11021:85 advisory. kernel: vsock/virtio: Validate length in packet header before skbput CVE-2025-39718 kernel: NFS: Fix filehandle bounds checking in nfsfhtodentry...

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 refresh pending skb's in fqdirpreexit, which could lead to a deadlock...

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 repeated cancel handshake requests leading to socket reference count underflow and disclosure...

PT-2026-2545

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.114 Description The Linux kernel contains a flaw within the IPv4 code path in the ip vs get out rt function. This function can call dst link failure without verifying that skb-dev is set, leading to a NULL...

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 the original skb when nroutput returns NULL in the nrsendmsg function, which could lead ...

MiracleLinux 9 : redis-6.2.17-1.el9_5 (AXSA:2025-9591:01)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-9591:01 advisory. redis: heap overflow in the lua cjson and cmsgpack libraries CVE-2022-24834 redis: possible bypass of Unix socket permissions on startup...

PT-2026-3317

Name of the Vulnerable Software and Affected Versions Node.js version 25 Description A flaw in the permission model allows Unix Domain Socket UDS connections to bypass network restrictions when --permission is enabled. Even without --allow-net, attacker-controlled inputs, such as URLs or socketPa...

kernel: Linux kernel: SCTP use-after-free due to race condition in sendmsg

A flaw was found in the Linux kernel's SCTP implementation. This vulnerability allows a use-after-free read via a race condition during SCTP message sending...

SUSE-SU-2026:0090-1 Security update for the Linux Kernel (Live Patch 24 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.97 fixes various security issues The following security issues were fixed: - CVE-2023-53574: wifi: rtw88: delete timer and free skb queue when unloading bsc1251984. - CVE-2025-38257: s390/pkey: prevent overflow in size calculation...

kernel: tls: wait for pending async decryptions if tls_strp_msg_hold fails

A vulnerability was found in tlsdecryptsg in net/tls/tlssw.c in networking subsystem in the Linux Kernel.In this flaw, If it fails to clone of the input skb to hold the reference to the memory it uses may lead a use-after-free...