Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: SPI: sun6i – Fixing the race condition between DMA RX transfer completion and RX FIFO drain. Previously, the transfer-completion interrupt would immediately drain the RX FIFO to read any remaining data in the FIFO into the RX...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fixed the issue of exceeding the recv limit. It is reported that sometimes a zcrx request can receive more than was requested. This issue arises because iozcrxrecvskb adjusts desc-count for all received buffers,...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: sctp: A breakout occurs if skbheaderpointer returns NULL in sctprcvootb. We should always check if the return value of skbheaderpointer is NULL before using it. Otherwise, it may cause a null-ptr-deref, as reported by syzbot:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: can: afcan: fixed NULL pointer dereferencing in canrcvfilter. Similar to the issue reported in commit 8aa59e355949 “can: afcan: fixed NULL pointer dereferencing in canrxregister”, we need to check for a missing initialization ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: erspan: make sure erspanbasehdr is present in skb-head syzbot reported a problem in ip6erspanrcv 1 Issue is that ip6erspanrcv and erspanrcv no longer make sure erspanbasehdr is present in skb linear part skb-head before getting...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: iavf: Fixed error handling related to adminq. iavfallocasqbufs/iavfallocarqbufs allocate memory for VF mailbox using dmaalloccoherent. DMA regions for both ASQ and ARQ are freed in case an error occurs during the configuration...

Astra Linux – Vulnerability in libmodbus

An invalid pointer in the modbusreceive function of libmodbus v3.1.6 allows attackers to cause a Denial of Service DoS by sending a crafted message to the unit-test-server...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: peakusb: fix use after free bugs After calling peakusbnetifrxniskb, dereferencing skb is unsafe. In particular, the canframe function, which aliases skb memory, is accessed after peakusbnetifrxni. Reordering the lines of cod...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: virtionet: Do not send RSS commands if the feature is not available on the device. There is a bug when setting RSS options in virtionet that can cause the entire machine to become unstable, leading to an infinite loop in the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cpumap: The xdprxqinfo structure is not initialized to zero before running the XDP program. When running an XDP program that is associated with a cpumap entry, we do not initialize the xdprxqinfo data structure, which is used in...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel through version 5.11.10. In the drivers/net/ethernet/freescale/gianfar.c file of the Freescale Gianfar Ethernet driver, it was found that a negative fragment size can be calculated in situations where an rx queue overrun occurs when jumbo packets are use...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mctp: i2c: Fixed a skb memory leak in the receive path. When midev-allowrx is set to false, the newly allocated skb is not consumed by netifrx. It is necessary to free the skb directly...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: mcan: mcanreadfifo,echotxevent: The shift timestamp is now set to full 32 bits. In commit 1be37d3b0414 “can: mcan: fix periph RX path: use rx-offload to ensure that packets are sent from the softirq context”, the RX path for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btnxpuart: Fixed a null pointer dereference in the btnxpuartflush function. A check was added before freeing the rx-skb in the flush and close functions to handle kernel crashes that occur when removing the driver...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: rds: Fixed a memory leak in rdsrecvmsg. Syzbot reported a memory leak in rds. The problem occurred when the reference count was not decremented in case of an error. The function rdsrecvmsgstruct socket sock, struct msghdr ms...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Networks: Do not pass flowid to setrpscpu. The responsible commit made the assumption that the RPS table for each receive queue would have the same size, and that it would not change. When computing flowid in setrpscpu, do not...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/mlx5: Returns the firmware result upon destroying QP/RQ. Previously, when destroying a QP/RQ, the result of the firmware destruction function was ignored, and the upper layers were not informed of the failure. This could...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Fixed the issue where the sevreceivestart command failed due to the absence of the sevdecommission command. The current SEV context must be decommissioned if binding an ASID fails after a RECEIVESTART operation. Accordi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fixed the response length checking for UD request packets. According to the IBA specification: If a UD request packet is detected with an invalid length, the request shall be considered invalid, and it shall be silently...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k – Avoid referencing uninitialized memory in ath9kwmictrlrx. For the same reasons described in commit b383e8abed41 “Wifi: ath9k – Avoid uninitialized memory reading in ath9khtcrxmsg”, ath9khtcrxmsg should validate the...