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

A vulnerability was discovered in vhostnewmsg in drivers/vhost/vhost.c within the Linux kernel. This issue arises due to the improper initialization of memory in messages transmitted between virtual guests and the host operating system, as implemented in the vhostnewmsg function. This vulnerabili...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix disconnect vs accept race Despite the commit 0ad529d9fd2b “mptcp: fix possible divide by zero in recvmsg”, the mptcp protocol is still prone to a race between disconnect or shutdown and accept. The root cause is that t...

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: NFS: Fixed potential data corruption issues. We must ensure that the subrequests are reattached to the head before we can retransmit a request. If the head was not on the commit lists, because the server wrote it synchronously...

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: SCSI: QLA2xxx – Fixed potential NULL pointer dereferencing issues. The Klocwork tool reported that “curdsd” might be dereferenced. A fix has been added to validate the pointer before dereferencing it...

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: bonding: Do not assume that the skbmacheader is set. Drivers must not assume that skbs have their macheader set. skb-data is all that is needed. bonding seems to be one of the last vulnerabilities detected by syzbot: WARNING:...

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: ubifs: The function to set the “uptodate” flag of a page should be called at the correct location. Read operations from the page cache are lock-free. Therefore, setting the newly allocated “uptodate” flag before overwriting 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: smb: client: fixed the warning in cifssmb3domount This fixes the following warning reported by the kernel test robot: fs/smb/client/cifsfs.c:982 cifssmb3domount warning: possible memory leak of ‘cifssb’...

Astra Linux – Vulnerability in Linux 5.10, Linux

Intel’s microprocessor generations 6 to 8 are affected by a new Spectre variant that can bypass the retpoline mitigation mechanism in the kernel to leak arbitrary data. An attacker with unprivileged user access can hijack return instructions to execute arbitrary speculative code under certain...

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

A race condition was detected in the Linux kernel’s net/bluetooth code within the sniffmin,maxintervalset function. This can lead to a Bluetooth sniffing exception issue, potentially causing a denial of service...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: fixed a UAF Unauthorized File Access issue in smb20oplockbreakack. Also, the reference was removed after using opinfo...

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: drm/tegra: dsi: Added a check for the return value of offinddevicebynode. Added a check on the return value of offinddevicebynode, and return an error if it fails, in order to avoid NULL pointer dereferencing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel before version 6.0.3, the file drivers/gpu/drm/virtio/virtgpuobject.c misinterprets the return value of drmgemshmemgetsgtable. It expects the value to be NULL in the error case, but in reality, it is an error pointer...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netlink: added nla be16/32 types to the minlen array BUGs: KMSAN: uninit-value in nlavalidaterangeunsigned, lib/nlattr.c:222 inline BUGs: KMSAN: uninit-value in nlavalidateintrange, lib/nlattr.c:336 inline BUGs: KMSAN:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89 – fw: scan offload prohibit all 6 GHz channels if no 6 GHz sband exists. We have certain policies via the BIOS that prevent the use of 6 GHz frequencies. In this case, the 6 GHz sband parameter will be set to NULL, ev...

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

In the Linux kernel, the following vulnerabilities have been resolved: ALSA: ac97 – Fixed a possible NULL dereference in sndac97mixer. Smatch error: sound/pci/ac97/ac97codec.c:2354; sndac97mixer error: We previously assumed that ‘rac97’ could be null see line 2072. Removed redundant assignments;...

Astra Linux – Vulnerability in Qemu

A heap buffer overflow was discovered in the floppy disk emulator of QEMU up to version 6.0.0 inclusive. This issue could occur in the fdctrltransferhandler function in the hw/block/fdc.c file, during the processing of DMA read data transfers from the floppy drive to the guest system. A privilege...

Astra Linux – Vulnerability in Mariadb 10.3

A issue was discovered in the Field::setdefault component of MariaDB Server v10.6 and earlier versions. This issue allows attackers to cause a Denial of Service DoS attack through specially crafted SQL statements...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: erofs: Fix inconsistent per-file compression format EROFS can select compression algorithms on a per-file basis. Each per-file compression algorithm needs to be marked in the on-disk superblock for initialization. However,...

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

A flaw was discovered in the Linux kernel’s NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packets when using NVMe over TCP. This can lead to the NVMe driver dereferencing a NULL pointer, resulting in kernel panic and a denial of service...

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: media: tc358743 – The v4l2 async device is registered only after a successful setup. Ensure that the device has been set up correctly before registering the v4l2 async device, thereby allowing userspace to access it...