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

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: cancels all operations upon calling hciunregisterdev. The syzbot reports that calling hcireleasedev from hcierrorreset can cause a deadlock at destroyworkqueue. This occurs because hcierrorreset is called from...

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

In the Linux kernel, the following vulnerability has been resolved: ACPI: Video – Check for an error when searching for the parent of the backlight device. If the acpigetparent function called within acpivideodevregisterbacklight fails, for example, because acpiutacquiremutex fails inside...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RISCV: Kernel mappings of the EFI page table must be synchronized before switching to the EFI page table. The EFI page table is initially created as a copy of the kernel page table. When VMAPSTACK is enabled, kernel stacks are...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: wfx: Fixed a possible NULL pointer dereferencing in wfxsetmfpap. Since 'ieee80211beaconget' may return NULL, wfxsetmfpap should check the return value before examining the skb data. Therefore, the latter function should...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: dpaa2-eth: fix use-after-free in dpaa2ethremove Access to netdev after freenetdev will cause a use-after-free bug. Move the debug log before the freenetdev call to avoid this issue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ata: libata-transport: fixed error handling in atatlinkadd In atatlinkadd, the return value of transportadddevice is not checked. As a result, a nullptrdereference exception occurs when removing the module, because...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Watchdog: Fixed a possible use-after-free in wdtstartup. The remove path of this module calls deltimer. However, that function does not wait until the timer handler finishes. This means that the timer handler may still be running...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel before version 6.1.3, fs/ntfs3/inode.c does not validate the attribute name offset. A unhandled page fault may occur...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: lltemac: Ensure that the skb is freed when it is completely used. By using the TX BD to track the skb pointer, we can efficiently free the skb buffer after the frame has been transmitted. However, to avoid freeing the skb...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: ISO: Fixed UAF in isosocktimeout The conn-sk might have been unlinked/freed while waiting for isoconnlock. Therefore, this check determines whether conn-sk is still valid by verifying that it is part of isosklist...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: myrs: Fixed a crash in the error case In myrsdetect, cs-disableintr is a NULL pointer when privdata-hwinit fails with a non-zero value. In this case, myrscleanupcs will attempt to dereference a NULL pointer, causing 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: nfsd: The issue was addressed in nfsd4setclientidconfirm. Lei Lu recently reported that nfsd4setclientidconfirm did not check the return value from getclientlocked. A SETCLIENTIDCONFIRM operation might expire while the confirmed...

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: PCI: pnvphp: Clean up allocated IRQs on unplug When the root of a nested PCIe bridge configuration is unplugged, the pnvphp driver leaks the allocated IRQ resources for the child bridges’ hotplug event notifications, resulting in...

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/msm/mdp5: Do not leak some plane state. Apparently, no one noticed that the mdp5 plane states are being leaked quite severely. This issue was addressed since we introduced the planestate-commit refcount mechanism a few years...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: devlink: fixed the netns refcount leak in devlinknlcmdreload. While preparing my patch series that includes netns refcount tracking, I discovered bugs in devlinknlcmdreload. Some error paths failed to release the refcount for a...

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: ntbhwswitchtec: Fixed a out-of-bounds situation in switchtecntbmwsettrans. There is a kernel API called ntbmwcleartrans, which passes 0 to both addr and size. This would cause xlatepos to become negative. 23.734156 switchtec...

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

In the Linux kernel, the following vulnerability has been resolved: Nilfs2: Fixed a kernel bug related to the rename operation on broken directories. Syzbot reported that in the rename operation on broken directories in Nilfs2, the blockwritebeginint function called to prepare block writing may...

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: crypto: asymmetrickeys – prevented overflow in asymmetrickeygenerateid. Use checkaddoverflow to prevent potential integer overflows when adding the lengths of binary blobs and the size of an asymmetrickeyid structure. Return...

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

In the Linux kernel, the following vulnerability has been resolved: HID: asus: fixed UAF through HIDCLAIMEDINPUT validation. After the hidhwstart function is called, hidinputconnect will eventually be called to configure the device with the input layer. This occurs because the HIDCONNECTDEFAULT...