Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel before 5.11.3 when a webcam device is present. The videousercopy function in drivers/media/v4l2-core/v4l2-ioctl.c has a memory leak for large arguments, identified as CID-fb18802a338b...

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

In the Linux kernel, the following vulnerabilities have been resolved: rapidio: Fix an API misuse when rioaddnet fails. rioaddnet calls deviceregister, and it fails when deviceregister does. Therefore, putdevice should be used instead of kfree. Also, add "mport-net = NULL;" to avoid a...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Input: appletouch – Initialize work before device registration. Syzbot has reported a warning in flushwork. This warning occurs due to work-func == NULL, which indicates that work initialization was missed. This issue can occur...

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: rpmsg: core: fixed a race condition in the driveroverrideshow function and used a core helper function. The driveroverrideshow function reads the driveroverride string without holding the devicelock. However, the store function...

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: usb: cdc-acm: Check the control transfer buffer size before accessing it. If the first fragment is shorter than struct usbcdcnotification, we cannot calculate the expectedsize. Instead, log an error and discard the notification...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mcb: mcb-parse: fixed an error in handling chameleonparsegdd If mcbdeviceregister returns an error in chameleonparsegdd, the reference count of the bus and device names is exposed. This issue is addressed by calling putdevice to...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fixed the issue with mlx5ibgethwstats when used for devices. Currently, when mlx5ibgethwstats is used for a device where portnum = 0, there is a special handling to ensure that the correct counters are used. However,...

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: fbdev: The issue was fixed by correcting fbsetvar to prevent a null-ptr dereference in fbvideomodetovar. If fbaddvideomode in fbsetvar fails to allocate memory for fbvideomode, it may lead to a null-ptr dereference in...

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

In the Linux kernel, the following vulnerability has been resolved: virtio-mmio: Do not break the lifecycle of vmdev. vmdev has a separate lifecycle because it has a struct device embedded within it. Therefore, having a release callback for it is correct. However, allocating the vmdev structure...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ax25: Fixed the reference count leak issue of netdevice. There is a reference count leak issue with the object “netdevice” in ax25devdevicedown. When the ax25 device is being shut down, ax25devdevicedown reduces the reference cou...

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: fbdev: core: fbcvt: avoid division by 0 in fbcvthperiod In fbfindmodecvt, if mode-refresh happens to be 0x80000000, cvt.frefresh will become 0 when multiplied by 2 due to overflow. This value is then passed to fbcvthperiod, where...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nbd: Fixed an UAF in nbdgenlconnect, where an error path occurred after calling nbdstartdevice. There is a use-after-free issue in nbd: - block nbd6: Received control failed result: -104; sockets are being shut down. Bug: KASAN:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: The issue occurs when testing as follows: a Using syscallNRSocket, 0x10ul, 3ul, 0 to create a netlink socket. b Using syscallNRSendMsg, ... to create a bond link device and a vxcan link device, and binding the vxcan device to the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ata: libata-transport: fixed error handling in atatdevadd In atatdevadd, the return value of transportadddevice is not checked. As a result, a null-ptr-deref occurs when removing the module, because transportremovedevice is calle...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: Fix to correctly check the readonly condition. In the following case, it is possible to mount a multi-device image with the rw option. However, if one of the secondary devices is set as ro, subsequent updates will cause a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: r6040: Fixed the kmemleak in the probe process and removed it. There is a memory leak reported by kmemleak: - Unreferenced object 0xffff888116111000 size 2048: comm “modprobe”, pid 817, jiffies 4294759745 age 76.502s Hex dump...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ath10k: Error handling in ath10ksetupmsaresources has been fixed. The devicenode pointer is returned by ofparsephandle, with the refcount incremented. We should use ofnodeput on it after that operation. This function only calls...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf: devmap: provide rxq after redirect The rxq structure contains a pointer to the device from which the redirect occurred. Currently, the BPF program that is executed after a redirect via BPFMAPTYPEDEVMAP does not set this...

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: net: vlan: do not propagate flags on open With the device instance lock, there is now a possibility of a deadlock: 1.211455=========================================== 1.211571WARNING: possible recursive locking detected...

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

The Linux kernel before version 6.2.9 has a race condition, which can lead to a use-after-free issue in the driver/power/supply/da9150-charger.c file. This issue occurs when a physically nearby attacker disconnects a device...