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

In the Linux kernel, the following vulnerability has been resolved: sched/membarrier: The ability to repeatedly call sysmembarrier has been reduced. On some systems, sysmembarrier can be very expensive, causing overall slowdown in everything that uses it. Therefore, a lock should be placed on the...

Astra Linux – Vulnerability in Linux, Linux 5.10

The vmwgfx driver contains a local privilege escalation vulnerability that allows unprivileged users to gain access to files opened by other processes on the system through a dangling ‘file’ pointer...

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

In the Linux kernel, the following vulnerability has been resolved: spi: hisi-sfc-v3xx: Return IRQNone if no interrupts were detected Return IRQNone from the interrupt handler when no interrupt was detected. This is because an empty interrupt will cause a null pointer error: Unable to handle kern...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Fix scheduling while atomic The driver makes a call to the midlayer function fcremoteportdelete, which can put the thread to sleep. The thread that originates the call is in interrupt context. The combination of...

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

In the Linux kernel, the following vulnerability has been resolved: serial: sprd: Fixed the DMA buffer leak issue. Release the DMA buffer when probe returns an error to avoid memory leaks...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: Rejects option groups without values. The pcache target parses optional arguments as name/value pairs. A table that advertises one optional argument and provides only a recognized option name, such as “cachemode”, will...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/imxscthermal: The refcount leak in imxscthermalprobe has been fixed. The offindnodebyname function returns a node pointer with a refcount incremented. We should use ofnodeput on it after processing. Add ofnodeput ...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Do not leak a resource on eviction error. For eviction errors other than -EMULTIHOP, we were leaking a resource. This issue has been fixed. v2: - Avoid using another “goto” statement. Andi Shyti...

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: wifi: libertas: fixed some memory leaks in lbsallocatecmdbuffer. In the lbsallocatecmdbuffer function, if the allocation of cmdarrayi.cmdbuf fails, both cmdarray and cmdarrayi.cmdbuf need to be freed. Otherwise, memory leaks will...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Fixed the dsc eDP issue Why It is necessary to add a function hook check before using the function...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: smb/server: Fixed the refcount leak in parsedurablehandlecontext. When the command is a replay operation and -ENOEXEC is returned, the refcount of ksmbdfile must be released...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: virtio-net: The issue of checking the received length in large packets has been fixed. Since commit 4959aebba8c0 “virtio-net: Use the MTU size as the buffer length for large packets”, when the guest gso is disabled, the allocated...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb/server: fixed a possible memory leak in smb2read A memory leak occurs when ksmbdvfsread fails. This issue was fixed by adding the missing kvfree...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Filesystems without the casefold feature cannot be mounted with siphash. When mounting the ext4 filesystem, if the default hash version is set to DXHASHSIPHASH, but the casefold feature is not enabled, exit the mounting...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: AppArmor: Avoid per-cpu hold underflow in aagetbuffer. When aagetbuffer retrieves data from the per-cpu list, it conditionally decrements cache-hold. If hold reaches 0 while count remains non-zero, the unsigned decrement wraps to...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: spi: spidev: fixed the lock inversion between spilock and buflock. The spidev driver previously used two mutexes, spilock and buflock, but their acquisition was done in different orders depending on the code path: - write/read:...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: dtv5100: A out-of-bounds access occurred in dtv5100i2cmsg. The rlen value is a user-controlled value, but dtv5100i2cmsg does not check the size of the rlen value. Therefore, if the rlen value is set to a value...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nfsd: Check that the server is running in unlockfilesystem mode. If we attempt to unlock the filesystem via an administrative interface, and nfsd is not running, it will cause the server to crash. This issue occurs currently...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: powerpc/kexec: Enable SMT before waking offline CPUs. If SMT is disabled or a partial SMT state is enabled, when a new kernel image is loaded for kexec, the following warning is observed upon reboot: kexec: Waking offline CPU 228...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: RISCV: Sanitizing syscall table indexing under speculation The syscall number is a user-controlled value used to index into the syscall table. Use arrayindexnospec to clamp this value after the bounds check, to prevent speculativ...