Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rvdso: In the vdsojointimens function, a NULL pointer was encountered when handling the vfork operation. The testing results are as follows in the kernel log: 6.838454 Unable to handle kernel access to user memory without uaccess...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: libceph: Potential out-of-bounds writes have been prevented in the handleauthsessionkey function. The len field originates from untrusted network packets. Boundary checks have been added to prevent potential out-of-bounds writes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: xfs: fixed a UAF Use-After-Value issue in xattr repair. The xchksetupxattrbuf function can allocate a new value buffer; therefore, any reference to ab-value before the call could become a dangling pointer. This issue was fixed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pxp: The “clear restart flag” is cleared after returning to the previous state via a jump. If we do not clear this flag, we will continue to jump back at the beginning of the function once we reach the end. Identified from...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: coresight: syscfg: Fixed a memory leak that occurred during registration failures in cscfgcreatedevice. deviceregister calls deviceinitialize. According to the documentation for deviceinitialize: “Use putdevice to release the...

Astra Linux – Vulnerability in binutils

Heap-based Buffer Overflow in the bfdgetl32 function in Binutils objdump 3.37...

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

In the Linux kernel, the following vulnerability has been resolved: tipc: Returning a non-zero value from tipcudpaddr2str on error The tipcudpaddr2str function should return a non-zero value if the UDP media address is invalid. Otherwise, a buffer overflow attack may occur in tipcmediaaddrprintf...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: s390/pci: Fixed the missing check for the error return from zpcicreatedevice. The zpcicreatedevice function returns an error pointer that must be checked before dereferencing it as a struct zpcidev pointer. This check was added t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: w1: fixed NULL pointer dereferencing in the probe. The w1uartprobe function calls w1uartserdevopen which includes devmserdevdeviceopen before setting the client ops via serdevdevicesetclientops. This order can lead to a NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: return fail if interface is down in bnxtqueuememalloc The bnxtqueuememalloc function is called to allocate new queue memory when a queue is restarted. It internally accesses the rx buffer descriptor corresponding to th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: transportipc: Validate the payload size before reading the handle. The handleresponse function dereferences the payload as a 4-byte handle without verifying that the declared payload size is at least 4 bytes. A malformed o...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vfio: Fixed NULL pointer dereferencing caused by uninitialized group-iommufd. group-iommufd is not initialized for the iommufdctxput function. 20018.331541 BUG: NULL pointer dereferencing in the kernel, address: 00000000000000...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: ti: icssgprueth: Fixed NULL pointer dereferencing in pruethprobe. In the pruethprobe function, if one of the calls to emacPhyConnect fails because of ofPhyConnect returning NULL, then the subsequent call to phyattachedinfo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Block layer: Fixed corruption of q-blkglist during disk rebinding. Multiple instances of the gendisk function can be allocated/added for a single request queue during disk rebinding. As a result, blkg may still remain in q-blkgli...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iio: adc: aspeed: Fixed the refcount leak in aspeedadcsettrimdata. The function offindnodebyname returns a node pointer with a refcount incremented; we should use ofnodeput on it after processing. Added the missing ofnodeput...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm raid: fixed access issues beyond the end of the raid member array. When the dm-raid table is loaded using raidctr, dm-raid allocates an array rs-devsrs-raiddisks for the raid device members. rs-raiddisks is determined by the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: magicmouse: A memory leak was avoided in the magicmousereportfixup function. The magicmousereportfixup function returned a buffer that was allocated using kmemdup. However, this buffer was never freed. The caller of...

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

In the Linux kernel, the following vulnerability has been resolved: tomoyo: Fixed the UAF write bug in tomoyowritecontrol. Since tomoyowritecontrol updates head-writebuf when the write function is called for long lines, we need to retrieve head-writebuf after holding head-iosem. Otherwise,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nsfs: Permission checks for ns iteration ioctls have been tightened. Even privileged services should not necessarily be able to access the namespaces of other privileged services, so that they cannot leak information to each othe...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: pmdomain: arm: scmi: Fixed the issue of a memory leak caused by the failure to remove generic power domains when the ofgenpdaddprovideronecell function fails during probing. If the ofgenpdaddprovideronecell function fails during...