Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: The state lock is taken during the txtimeout Reporter. The function mlx5esafereopenchannels requires the state lock to be taken. The changes referenced in the “Fixes” section removed the lock requirement to address...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Net: Ethernet: mtk-star-emac: fixed spinlock recursion issues during rx/tx polls. Use spinlockirqsave and spinunlockirqrestore instead of spinlock and spinunlock in the mtk-staremac driver to avoid spinlock recursion issues th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ICE: xsk: prohibit usage of non-balanced queue ID Fix the following scenario: 1. ethtool -L $IFACE rx 8 tx 96 2. xdpsock -q 10 -t -z The above refers to a situation where a user wants to attach an XSK socket in txonly mode at a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtionet: a memory leak inside XPDTX has been fixed using mergeable. When we call xdpconvertbufftoframe to obtain xdpf, if it returns NULL, we should check whether xdppage was allocated by xdplinearizepage. If it was newly...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix double free on tx path. We see kernel crashes and lockups and KASAN errors related to ax210 firmware crashes. One of the KASAN dumps pointed at the tx path, and it appears there is indeed a way to...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: TCP/UDP: Fixed memory leaks related to sk and zerocopy SKBS with TX timestamps. Syzkaller reported 0 memory leaks of an UDP socket and ZEROCOPY SKBS. We can reproduce this issue with the following sequence: sk = socketAFINET,...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: rtw88: Fixed an array overflow in rtwgettxpowerparams When using the kernel with the Undefined Behaviour Sanity Checker UBSAN enabled, the following array overflow was logged:...

Astra Linux – Vulnerability in Qemu

An integer overflow issue was identified in the vmxnet3 NIC emulator of QEMU for versions up to v5.2.0. This issue can occur if a guest provides invalid values for the rx/tx queue size or other NIC parameters. A privileged guest user may exploit this flaw to crash the QEMU process on the host,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: isotp: isotpsendmsg: added a result check for waiteventinterruptible. The waiteventinterruptible function is used to wait for complete transmission, but the result of this function, which may be interrupted, is not checked...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: sfc: fixed the issue where all channels had TX queues. Normally, all channels have both RX and TX queues. However, this is not true when modparam efxseparatetxchannels=1 is used. In such cases, some channels only have RX queue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sfc: Fixed the null pointer dereference in efxhardstartxmit. Trying to access the channel from the txqueue variable is incorrect because we can only be in this situation if txqueue is NULL. Therefore, we should not dereference it...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: serial: imx: fix tx statemachine deadlock When using the serial port as a RS485 port, the tx statemachine is used to control the RTS pin to drive the RS485 transceiver’s TXEN pin. When the TTY port is closed mid-transmission e.g....

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fixed the DMA FIFO desynchronization when the CQE recovery flow is triggered due to a TX error. In the event of a TX error CQE, a recovery flow is triggered. The mlx5eresettxqsqccpc function resets dmafifocc to 0, but...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: cap TX credit to local buffer size The virtio transport derives its TX credit directly from peerbufalloc, which is set based on the remote endpoint’s SOVMSOCKETSBUFFERSIZE value. On the host side, this means that th...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Networks: TLS – Avoid hanging tasks when using txlock. The syzbot reported a situation where tasks were hung. Eric explains that the adversarial receiver may keep RWIN at 0 for a long time, so we cannot guarantee progress. Thread...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: spi: uniphier: fix reference count leak in uniphierspiprobe The issue occurs in several error paths within uniphierspiprobe. When either dmagetslavecaps or devmspiregistermaster returns an error code, the function forgets to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Add a wrapper around the mlx5etxreporterdumpsq function to extract the SQ value from the struct mlx5etxtimeoutctx structure and set it as the dump callback for the TX-timeout-recovery flow. The mlx5etxreporterdumpsq...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bonding: Fixed a NULL dereference of the struct bonding.rrtxcounter member. This issue occurs because if a bond is created with an initial mode != zero Round Robin, the memory required for the counter is never allocated. When...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: serial: 8250: Fixed TX deadlock when using DMA The dmaengineterminateasync function does not guarantee that the dmatxcomplete callback will execute. Currently, this callback is the only place where dma-txrunning is cleared. If a...

SUSE CVE-2026-80987

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Reject oversized TX buffers ntbprocesstx handles an oversized buffer by calling txhandler with a NULL data pointer and returning success. ntbnetdev therefore neither frees the skb in its completion callback nor...