Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: wcn36xx – Fix the memory allocation size for channel survey. KASAN reported a memory allocation issue in wcn-chansurvey, due to incorrect size calculations. This commit uses kcalloc to allocate memory for wcn-chansurvey,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: can: ctucanfd: handle skb allocation failure If the skb allocation fails, the pointer to struct canframe becomes NULL. This issue is actually handled everywhere within ctucanerrinterrupt, except for the only place where it is not...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: imx-card: Added a NULL check in imxcardprobe The devmkasprintf function returns NULL when memory allocation fails. Currently, imxcardprobe does not check for this case, which results in a NULL pointer being dereferenced. 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: fs/jfs: Prevent integer overflow in AG size calculation The JFS filesystem calculates the allocation group AG size using 1 bmap-dbagsize. - Subsequent block allocations will reference invalid AG structures. - This can cause: -...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: uclogic: Add a NULL check in uclogicinputconfigured. The devmkasprintf function returns NULL when memory allocation fails. Currently, uclogicinputconfigured does not check for this case, resulting in a NULL pointer being...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: regulator: max20086: fix invalid memory access The issue arises from calls to ofregulatormatch, where an array of struct ofregulatormatch is used as the argument for the matches parameter. This array is allocated on the stack. As...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: cxl: Fixed a memory leak in the error handling path. The bitmapzalloc function must be balanced with a corresponding bitmapfree function in the error handling path of afuallocateirqs...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ath11k: fixed the netdev open race condition. Make sure to allocate the necessary resources before registering the device. This specifically prevents a race condition where open triggers a BUGON in modtimer, when ath11kmacopstart...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Rapidio: fixed a possible UAF Use-after-Allocation when kfifoalloc fails. If kfifoalloc fails in mportcdevopen, it jumps to errfifo and simply frees priv. However, priv is still in chdev-filelist, and traversing the list may lead...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: power: supply: fixed null pointer dereferencing in powersupplygetbatteryinfo. When kmalloc fails to allocate memory in kasprintf, propname will be NULL. The strcmp function called by ofgetproperty will cause a null pointer...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: PNP: Fixed a name memory leak in pnpallocdev. After committing change 1fa5ae857bb1 “Driver core: get rid of struct device’s busid string array”, the name of the device is allocated dynamically. devsetname was moved after pnpaddid...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ext4: A bug related to delayed allocation was fixed in ext4clumapped for bigalloc and inline scenarios. When converting files with inline data to extents, delayed allocations made on a file system created with both bigalloc and...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: libertas – fixed a memory leak in lbsinitadapter. When kfifoalloc failed in lbsinitadapter, the command buffer was not released. Add freed memory to the processing error path...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Check kzalloc in lpfcsli4cgnparamsread. If kzalloc fails in lpfcsli4cgnparamsread, then we rely on lpfcreadobject’s routine to perform a NULL check on pdata. Currently, an early return error is thrown from...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath11k: Fixed corruption of SKBs in the REO destination ring. While running traffic for a long time, a random RX descriptor filled with the value “0” from the REO destination ring is received. This invalid descriptor...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: clk: imx: clk-imx8mn: fixed a memory leak in imx8mnclocksprobe. Use devmofiomap instead of ofiomap to automatically handle the unused ioremap regions. If any errors occur, the memory allocated by kzalloc may leak; however, usi...

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: HID: Multitouch: Corrected the reference to the devm device for the hidinput inputdev name. The reference should now point to the HID device, rather than the input device, for the allocation of the inputdev name. Referring to the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/binfmtelf: A memory leak was fixed in loadelfbinary. There is also a memory leak reported by kmemleak: Unreferenced object: 0xffff88817104ef80 size: 224 Reported by comm "xfsadmin", pid 47165, jiffies: 4298708825 age: 1333.476...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: xfrm: Update ipcompscratches with NULL when freed Currently, if ipcompallocscratches fails to allocate memory, ipcompscratches holds an obsolete address. Therefore, when we try to free the percpu scratches using...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: Fixed a possible warning in privcmdioctlmmapresource. Since ‘kdata.num’ is a user-controlled data, if the user attempts to allocate memory larger than MAXORDER, then kcalloc will fail. This will also generate a stack...