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

The “Use After Free” vulnerability in the Linux kernel allows for the execution of code in a local environment on Linux, x86, and ARM bluetooth modules. This vulnerability is associated with program files located at https://gitee.com/anolis/cloud-kernel/blob/devel-5.10/net/bluetooth/afbluetooth.C...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFC: Digital layer: fixed a possible memory leak in digitalinsendsddreq. The skb buffer is allocated in digitalinsendsddreq, but it is not freed when digitalinsendcmd fails. This could lead to a memory leak. The issue is fixed by...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fixed soft lockups in fib6selectpath under high next hop changes. Soft lockups were observed on a cluster of Linux-based edge routers located in a highly dynamic environment. Using the bird service, these routers continuous...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: ses: Fixed a slab-out-of-bounds issue in sesenclosuredataprocess. A fix for the issue is as follows: BUG: KASAN: A slab-out-of-bounds condition occurred in sesenclosuredataprocess+0x949/0xe30 ses. The size of the read...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bfq: Update cgroup information before merging bio When the process is migrated to a different cgroup or, in the case of writeback, it simply starts submitting bios associated with a different cgroup, bfqmergebio may operate with...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ACPI: Processor: Fixed NULL-pointer dereferencing in acpiprocessorerratapiix4 In acpiprocessorerratapiix4, the pointer dev is first assigned an IDE device, and then reassigned as an ISA device: dev = pcigetsubsys...,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Drivers: USB: Host: Fixed a deadlock in oxubussuspend There is a deadlock in oxubussuspend, as shown below: Thread 1 | Thread 2 | timeraction oxubussuspend | modtimer spinlockirq //1 | Wait for a while ... | oxuwatchdog...

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: wifi: zd1211rw: Fixed a potential NULL pointer dereference in zdmactxtodev. There is a potential NULL pointer dereference in zdmactxtodev. For example, the following situation may occur: c T0 T1 zdmactxtodev / len == skbqueuelenq...

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

In the Linux kernel, the following vulnerabilities have been resolved: tun: limits the printing rate when an illegal packet is received by the tun device. vhostworker calls tun callbacks to receive packets. If too many illegal packets arrive, tundoread continues to dump the packet contents. When...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: erofs: The issue of generating a order = MAXORDER warning due to an intentionally crafted negative isize has been fixed. As reported by syzbot 1, the root cause is that the isize field is a signed type, and a negative isize value...

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

In the Linux kernel, the following vulnerability has been resolved: media: venus: Fixed the issue where a use-after-free occurred in vdecclose. It seems that there might be a potential use-after-free when using vdecclose. The firmware will add the buffer release process to the work queue through...

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

In the Linux kernel, the following vulnerability has been resolved: exfat: A memory leak has been fixed in exfatloadbitmap. If the first directory entry in the root directory is not a bitmap directory entry, the variable ‘bh’ will not be released and reassigned, which will cause a memory leak...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iouring/io-wq: The IOWQBITEXIT check is performed within the work run loop. Currently, this check is performed before running the pending work. Normally, this is completely fine, as the work items either end up blocking other tas...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ptdma: In ptcoreexecutecmd, it is necessary to use a spinlock. The interrupt handler ptcoreirqhandler of the ptdma driver can be called from the interrupt context. The code flow within this function may lead to ptcoreexecutecmd,...

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: afalg – Zero initialize memory allocated via sockkmalloc Several crypto user API contexts and requests that were allocated using sockkmalloc remained uninitialized. This meant that callers had to explicitly set the fields...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: interconnect: qcom: sc8180x: Mark CO0 BCM as keepalive. The CO0 BCM needs to remain active at all times. Otherwise, some hardware such as the UFS controller will lose its connection to the rest of the SoC, resulting in a system...

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

In the Linux kernel, the following vulnerabilities have been resolved: PM / devfreq: Fixed buffer overflow in transstatshow. Fixed buffer overflow in transstatshow. Changed the use of simple snprintf to the safer scnprintf, by using PAGESIZE as an argument. Added condition checking to see if...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mediatek – Fixed error handling in mt8173max98090devprobe. Also, the call to nodeputplatformnode was added to avoid a reference count leak in the error path...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: fcoe: Fixed the issue where the transport object wasn’t detached when fcoeifinit failed. The fcoeinit function calls fcoetransportattach&fcoeswtransport. However, when fcoeifinit fails, the &fcoeswtransport isn’t detache...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: soc: ti: pm33xx: Fixed a refcount leak in am33xxpmprobe. wkupm3ipcget takes a reference count, which should be released by wkupm3ipcput. Added the necessary reference count release in the error-prone paths...