Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: L2CAP: Fixed a division by zero issue in l2capleflowctlinit. l2capleflowctlinit may cause both a division by zero and an integer overflow, as hdev-lemtu may not fall within the valid range. The MTU value was moved...

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: usb-storage: A bug that causes a division-by-zero error in the isd200atacommand function has been fixed. The isd200 sub-driver in usb-storage uses the HEADS and SECTORS values in the ATA ID information to calculate the...

Astra Linux – Vulnerability in Linux 5.10, Linux

The mm/mremap.c file in the Linux kernel before version 5.13.3 contains a use-after-free issue due to a stale Translation Look-And-Reduce TLB table, as the rmap lock is not held during a PUD move...

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

In the Linux kernel, the following vulnerabilities have been resolved: mips: bmips: BCM6358: disabled RAC flush for TP1 RAC flush causes kernel panics on BCM6358 with EHCI/OHCI when booting from TP1: 3.881739 usb 1-1: new high-speed USB device number 2 using ehci-platform 3.895011 Reserved...

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

A race condition was detected in the GSM 0710 tty multiplexor within the Linux kernel. This issue occurs when two threads execute the GSMIOCSETCONF ioctl on the same tty file descriptor with the gsm line discipline enabled. It can lead to a use-after-free issue with the struct gsmdlci during the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: s3fb: Check the size of the screen before memsetio In the function s3fbsetpar, the value of ‘screensize’ is calculated based on user input. If the user provides an incorrect value, the value of ‘screensize’ may be...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: Fixed the issue where getnodes accesses an array out of bounds when the number of nodes specified by the user exceeds the supported limit...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Clean up CPU timers before freeing them during exec. The commit 55e8c8eb2c7b “posix-cpu-timers: Store a reference to a pid instead of a task” introduced a mechanism to retrieve tasks by PID when deleting a CPU...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: dm thin: Fixed a use-after-free crash in dmsmregisterthresholdcallback. Reports of faults injecting into the pool metadata device: - BUG: KASAN: Use-after-free in dmpoolregistermetadatathreshold+0x40/0x80. - Reading of size 8 ...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Fixed a crash that occurred due to stale SRB accesses during I/O timeouts. Ensured that the SRB is returned during the escalation of an I/O timeout error. If this is not possible, the escalation path is failed...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: SoundWire: Revisiting the driver’s bind/unbind operations and callbacks In the SoundWire framework, we store a pointer from the driver operations in the “slave” structure. This can lead to kernel errors when unbinding codec...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: HID: steam: Prevent NULL pointer dereferencing in steamrecv,sendreport It is possible for a malicious device to fail to submit a Feature Report. The HID Steam driver currently does not handle this situation and dereferences the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/sched: Fixed reference leaks related to netdevice objects in attachdefaultqdiscs. In attachdefaultqdiscs, if a device has multiple queues and queue 0 fails to attach a qdisc due to lack of memory during attachonedefaultqdisc,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: added the missing -finimicrocode interface for Sienna Cichlid. This is done to avoid any potential memory leaks...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/sunrpc: fixed potential memory leaks in rpcsysfsxprtstatechange. This issue occurs during certain error-handling paths. When the function fails to obtain the object xprt, it simply returns 0, forgetting to decrease the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: BPF: Fixed potential improper pointer dereferencing in bpfsysbpf. The bpfsysbpf helper function allows an eBPF program to load another eBPF program from within the kernel. In this case, the argument union bpfattr pointer along...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fixed the missing iop in ntfsreadmft. There is a null pointer dereference issue because iop == NULL. The bug occurs because we do not initialize iop for records in $Extend$...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ARM: OMAP2+: Fixed a refcount leak in opmap3xxxprmlateinit. offindmatchingnode now returns a node pointer with a refcount incremented. We should use ofnodeput on this pointer when it is no longer needed. Added ofnodeput to avo...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: BPF: Do not use tnumrange for array range checking when dealing with poke descriptors. Hsin-Wei reported a KASAN issue triggered by their BPF runtime fuzzer, which is based on a custom syzkaller: - BUG: KASAN: Out-of-bounds...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: blk-throttle: The BIOTHROTTLED flag is set when bio is throttled. 1. In the current process, all bio instances will set the BIOTHROTTLED flag after the blkthrotlbio function is called. 2. If bio needs to be throttled, the time...