Astra Linux – Vulnerability in Linux 5.10, Linux

With shadow paging enabled, the INVPCID instruction results in a call to kvmmmuinvpcidgva. If INVPCID is executed with CR0.PG=0, the invlpg callback is not set, and the result is a NULL pointer dereference...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Avoid use-after-free in dbg for hciremoveadvmonitor KASAN reports that there’s a use-after-free in hciremoveadvmonitor. By examining the disassembly, it can be seen that the issue arises from the access in...

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

In the Linux kernel, the following vulnerabilities have been resolved: scsi: Message: mptlan: Fixed a use-after-free bug in mptlanremove, due to a race condition. In mptlanprobe, mptregisterlandevice is called, which initializes the &priv-postbucketstask workqueue. A call to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSv4: A deadlock occurs when recovering state on a file that has been renamed. If a file is renamed and scheduled for deletion upon closing, a server reboot may trigger an open reclaim operation. This can lead to a race conditio...

Astra Linux – Vulnerability in Linux 5.10

Improper restriction of operations within the bounds of a memory buffer in some IntelR i915 Graphics drivers for Linux before the kernel version 6.2.10 may allow an authenticated user to potentially enable privilege escalation via local access...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Some memory leaks have been fixed in the error handling code for logreplay. All error handling paths lead to the out variable, where many resources are freed. Do the same here instead of using a direct return. Otherwise...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net/smc: A NULL pointer dereferencing issue was addressed in smcpnetfindib. The devname function was called with dev.parent as an argument, but without performing a NULL-check before using it. This issue was resolved by checking...

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

A race condition was detected in the Bluetooth device driver of the Linux kernel’s min,maxkeysizeset function. This can lead to a null pointer dereferencing issue, potentially causing a kernel panic or a denial-of-service attack...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ceph: Avoid putting the realm twice when decoding snaps fails. When decoding snaps fails, it might leave the firstrealm and realm pointing to the same snaprealm memory. Doing so could lead to random use-after-free issues, BUGON,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fixed reference count leaks in nfs42proccopynotify. You don’t often receive emails from [email protected]. Learn why this is important at http://aka.ms/LearnAboutSenderIdentification. The reference counting issue...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: pinctrl: ralink: Check for a null return from devmkcalloc. Due to the potential failure of the allocation, data-domains might be a NULL pointer, and this could lead to the dereferencing of a NULL pointer later. Therefore, it migh...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: soc-core: care NULL dirver name on sndsoclookupcomponentnolocked soc-generic-dmaengine-pcm.c uses the same device for both CPU and Platform. In such cases, the CPU component driver may not have the required driver-name fiel...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: crypto: arm64/poly1305 – fixed a read out-of-bound issue. A KASAN error was reported during fuzzing: BUG: KASAN: slab-out-of-bounds in neonpoly1305blocks.constprop.0+0x1b4/0x250 poly1305neon Read of size 4 at addr...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: fixed memory leaks in EVTTRANSACTION handling Error paths do not free the previously allocated memory. Add devmkfree to those failure paths...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: fixed the gart.bo pincount leak. gmcv9,100gartdisable is not called when there’s no corresponding gartenable function in the SRIOV case. This will lead to a gart.bo pincount leak when the driver is unloaded...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fixed a crash that occurred when destroying a suspended hardware context. If the user space sends an ioctl to destroy a hardware context that has already been automatically suspended, the driver may crash because t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Networking: DSA: Felix: Fixed possible NULL pointer dereferencing. As a possible failure during allocation, kzalloc may return a NULL pointer. Therefore, it is better to check for ‘sgi’ to prevent the dereferencing of a NULL...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: vhost/vsock: Use kvmalloc/kvfree for larger packets. When copying a large file via sftp using vsock, the data size is usually 32 kB. In such cases, kmalloc seems to fail when attempting to allocate 32 32 kB regions. vhost-5837...

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: cifs: The folio lock is released upon a successful read from fscache. Under the current code, when cifsreadpageworker is called, the contract between the caller and the callee is that the callee should unlock the page. This is...

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/mlx5e: Check for the NOTREADY flag state after locking Currently, the check for the NOTREADY flag is performed before obtaining the necessary lock. This creates a possibility for race conditions when the flow is concurrently...