Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net:sched: fix memory leak in tcindexpartialdestroywork Syzbot reported a memory leak in tcindexsetparms. The issue arose from the non-freeing of the perfect hash within tcindexpartialdestroywork. In tcindexsetparms, a new...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs/buffer: An alert is added in trytofreebuffers for folios without buffers. trytofreebuffers can be called on folios with no buffers attached when filemapreleasefolio is invoked on a folio that belongs to a mapping, and...

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: gue: Fixed a skb memory leak associated with the inner IP protocol 0. The syzbot reported a skb memory leak below. 0 The repro process generated a GUE packet with its inner protocol set to 0. The function gueudprecv returns...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipmi: ssif: Initialize ssifinfo-client early. During the probe for ssifinfo-client, it is dereferenced incorrectly. However, this initialization occurs after some error checking has already been performed. This causes a kernel...

Astra Linux – Vulnerability in Linux, Linux 5.10

The pepsockaccept function in the net/phonet/pep.c file in the Linux kernel, as of version 5.15.8, has a reference count leak...

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: jfs: added a check to prevent array-index-out-of-bounds in dbAdjTree. When the value of lp is 0 at the beginning of the for loop, it will become negative during the next assignment, and we should take appropriate measures to avoi...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: Fixed a data race around the sysctltcpprobethreshold function. When reading sysctltcpprobethreshold, it can be changed concurrently. Therefore, we need to add READONCE to its reader...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: virtwifi: The SETNETDEVDEV function should be removed to avoid use-after-free issues. Currently, we execute SETNETDEVDEVdev, &priv-lowerdev-dev for the virtwifi network devices. However, unregistering a virtwifi device in...

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

In the Linux kernel, the following vulnerability has been resolved: Module: Ensure that kobjectput is safe for the module type kobjects. In lookuporcreatemodulekobject, an internal kobject is created using modulektype. Therefore, calling kobjectput during error handling causes an attempt to use a...

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: Media: i2c: tc358743 – Fixed use-after-free bugs caused by an orphan timer in the probe. state-timer is a cyclic timer that schedules worki2cpoll and delayedworkenablehotplug, while rearming itself. Using timerdelete fails to...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: IB/qib: Protection against buffer overflows in struct qibusersdmapkt fields Overflows in addrlimit or bytestogo can allow the user space to trigger a buffer overflow of kernel memory. Check for overflows in all places where...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: don't assume adequate headroom for SDIO headers mt7921usbsdiotxprepareskb calls mt7921usbsdiowritetxwi and mt7921skbaddusbsdiohdr, both of which blindly assume that adequate headroom will be available in the passed...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fixed an out-of-bounds write in fastimageblit. This issue occurs when a user-space program calls ioctl FBIOPUTCON2FBMAP by passing the console number and the frame buffer number. Ideally, this maps the console to the frame...

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: ceph: Stopping functions that attempt paths longer than PATHMAX If the full path to be built by cephmdscbuildpath is longer than PATHMAX, this function will enter an infinite loop, effectively blocking the entire task. Most of th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: A memory leak has been fixed in add inoderef. Line 1169 3 allocates a memory chunk for victimname using kmalloc. However, when the function returns at line 1184 4, the memory allocated by line 1169 3 is not freed, leadi...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: iio: accel: fxls8962af: Fixed an issue where fxls8962affifoflush used indiodev-activescanmask without ensuring that indiodev remained in buffer mode. There is a race condition if indiodev exits buffer mode during the interrupt...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed a possible NULL dereference in amdgpurasqueryerrorstatushelper. Returned an invalid error code -EINVAL for invalid block IDs. The following issues have also been fixed: drivers/gpu/drm/amd/amdgpu/amdgpuras.c:118...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Use accesswidth instead of bitwidth for system memory accesses To comply with ACPI 6.3+, since bitwidth can be any 8-bit value, it cannot be relied upon to always be at a clean 8-bit boundary. This issue was discovere...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: serial: 8250aspeedvuart: Fixed the potential NULL dereferencing in aspeedvuartprobe. The platformgetresource function may fail and return NULL; therefore, we should better check its return value to avoid NULL pointer dereferencin...

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

In the Linux kernel, the following vulnerabilities have been resolved: tipc: Check the bearer type before calling tipcudpnlbeareradd syzbot reported the following general protection fault 1: General protection fault, likely for non-canonical address 0xdffffc0000000010: 0000 1 PREEMPT SMP KASAN...