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 failure to properly initialize a work queue in the hi311x driver, which could lead to null pointer...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: tls: Always refresh the queue when reading sock. After recent changes in net-next, TCP compacts skb much more aggressively. This uncovered a bug in TLS, where we might attempt to operate on an old skb when checking whether all sk...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netsched: Red: fixed a race condition in redchange. Gerrard Tai reported a race condition in RED, whenever the SFQ perturb timer fires at the wrong time. The race condition is as follows: CPU 0 CPU 1 1: lock root 2:...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: media: ti: j721e-csi2rx: fix listdel corruption If the ticsi2rxstartdma function fails in the ticsi2rxdmacallback, the buffer is marked as completed with VB2BUFSTATEERROR, but is not removed from the DMA queue. This causes the sa...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: afunix: Do not leave consecutive consumed OOB skb’s in the recv queue. Jann Horn reported a use-after-free in the unixstreamreadgeneric function. The following sequences reproduce the issue: $ python3 from socket import s1, s2...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netsched: schsfq: Fixed a potential crash during handling of gsoskb. SFQ assumes that it is always able to queue at least one packet. However, after the committed change, sch-q.len can be inflated by packets in sch-gsoskb. An...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Thunderbolt: Do not double-dequeue a configuration request. Some of our devices may crash when calling tbcfgrequestdequeue: This issue is likely due to a general protection fault, possibly related to the non-canonical address...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed the race condition related to completed calls. When a call receives an event such as incoming data, the call is placed on the socket’s queue. A thread that is processing recvmsg can be awakened to process this event...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: optee: ffa: fix sleep in atomic context The OP-TEE driver registers the function notifcallback for FF-A notifications. However, this function is called in an atomic context, leading to errors when processing asynchronous...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/sched: Increasing the job count before swapping the SPSC queue. There is a minor race condition between spscqueuepush and the run-job worker. In this race condition, spscqueuepush may return not-first, while the run-job worke...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix error flow upon firmware failure for RQ destruction Upon RQ destruction if the firmware command fails which is the last resource to be destroyed some SW resources were already cleaned regardless of the failure. Now...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ublk: It is necessary to sanitize the arguments from userspace when adding a device. The Sanity function checks the values for queue depth and the number of queues that we obtain from userspace when adding a device...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Add a check for a null pointer when cleaning up the lpfcvport structure. If a call to lpfcsli4readrev from lpfcsli4hbasetup fails, the resulting cleanup routine lpfcsli4vportdeletefcpxriaborted may occur before the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: Fixed a warning when reconnecting a channel. When reconnecting a channel in smb2reconnectserver, a dummy tcon is passed to smb2reconnect using -queryinterface. This operation is uninitialized, so we cannot call...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtl818x: Kill URBs before clearing the txstatusqueue In rtl8187stop, the call to usbkillanchoredurbs is moved before clearing the btxstatusqueue. This change prevents callbacks from using already freed skb because the ancho...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: aoe: The cleandevicerqlist function in aoedevdowndev was corrected. The rqlist of an AOE device contains accepted block requests that are waiting to be transmitted to the AOE target. This queue was added as part of the transition...

USN-7835-4 linux-hwe-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Ublk userspace block driver; -...

USN-7835-4: Linux kernel (HWE) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Ublk userspace block driver; -...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: gve: guard XSK operations on the existence of queues This patch predicates the enabling and disabling of XSK pools on the existence of queues. As it stands, if the interface is down, disabling or enabling XSK pools would result i...

SUSE-SU-2025:3892-1 Security update for the Linux Kernel RT (Live Patch 5 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506001017 fixes several issues. The following security issues were fixed: - CVE-2025-38664: ice: Fix a null pointer dereference in icecopyandinitpkg bsc1248631. - CVE-2025-38617: net/packet: fix a race in packetsetring and packetnotifier bsc1249208. -...