Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added a null check for the ‘afb’ variable in the amdgpudmplanehandlecursorupdate function v2. This commit incorporates a null check for the ‘afb’ variable within the amdgpudmplanehandlecursorupdate function...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: A reference count leak was fixed in snruncoremmiomap. pcigetdevice increases the reference count of the returned pcidev. Therefore, snruncoregetmcdev will return a pcidev with its reference count increased...

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: KVM: nSVM: Ignore nCR34:0 when loading PDPTEs from memory Ignore nCR34:0 when loading PDPTEs from memory for nested SVMs. When PAE paging is used, the bits 4:0 of the CR3 register are ignored, and thus VMRUN does not enforce a...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: bnx2fc: Make bnx2fcrecvframe mp-safe Running tests with a debug kernel shows that bnx2fcrecvframe modifies the percpu lport stats counters in a non-mpsafe way. Simply boot a debug kernel and run the bnx2fc driver with the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: irqchip/gic-v3: A refcount leak was fixed in gicpopulateppipartitions. The function offindnodebyphandle returns a node pointer with a incremented refcount. We should use ofnodeput on it when there is no longer a need for it. A...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: parisc: led: Fix potential null-ptr-deref in starttask starttask calls createsinglethreadworkqueue, and the return value is not checked. This may result in a NULL return value. A null-ptr-deref could occur as a result: starttask...

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

In the Linux kernel, the following vulnerabilities have been resolved: hfs: Fixed a buffer overflow issue in hfsbnoderead. This patch introduces the isbnodeoffsetvalid method, which checks the requested offset value. It also introduces the checkandcorrectrequestedlength method, which checks and...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: serial: amba-pl011: avoid SBSA UART accessing the DMACR register The chapter “B Generic UART” in “ARM Server Base System Architecture” 1 describes a generic UART interface. Such a generic UART does not support DMA. In current cod...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/gma500: Fixed a bug where a sleeping function called from an invalid context caused errors. The function gmacrtcpageflip held the eventlock spinlock while calling crtcfuncs-modesetbase, which requires the wwmutex. The only...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrumipip: A memory leak was fixed when changing the remote IPv6 address. The device stores IPv6 addresses that are used for encapsulation in linear memory, which is managed by the driver. Changing the remote address of...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: usb: asixdevices: add phymask for ax88772 mdio bus Without setting the phymask for the ax88772 mdio bus, the current driver may create at most 32 mdio PHY devices with PHY addresses ranging from 0x00 to 0x1f. The DLink...

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: media: uvcvideo: Skipping the parsing of frames of type UVCVSUNDEFINED in uvcparseformat. This issue can lead to out-of-bounds write attacks, as frames of this type were not taken into consideration when calculating the size of t...

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: pvrusb2: fix use after free on context disconnection Upon module loading, a kthread is created that targets the pvr2contextthreadfunc function. This function may call pvr2contextdestroy, thereby calling kfree on the contex...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: A memory leak has been fixed in the error path of qla2x00processels. The commit number is 8c0eb596baa5 “SCSI qla2xxx: Fix a memory leak in an error path of qla2x00processels”. The intended changes were to modify th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: SUNRPC: The issue with the gssauth kref leak in the gssallocmsg error path has been fixed. Commit 5940d1cf9f42 “SUNRPC: Rebalancing the kref in authgss.c” includes a call to krefget&gssauth-kref to balance the gssputauth...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: 9p: Setting the refcount to zero was added to avoid uninitialized usage. When a new request is allocated, the refcount will be zero if the request is reused. However, if the request is newly allocated from a slab, it is not...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fixed the kernel stack leak in irdmacreateuserah. struct irdmacreateahresp // 8 bytes, no padding u32 ahid; // Offset 0 – SET uresp.ahid = ah-scah.ahinfo.ahidx u8 rsvd4; // Offset 4 – NEVER SET - LEAK ; The rsvd4 fiel...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NVMe: Fixed the failure in reconnection due to reserved tag allocation. We identified an issue in a production environment while using NVMe over RDMA. The reconnection of adminq failed indefinitely, even when the remote target an...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mfd: davincivoicecodec: Fixed a possible nullptrderef issue in davincivcprobe. This issue could lead to a nullptrderef when using ‘res’. If platformgetresource returns NULL, moving using ‘res’ after devmioremapresource will preve...

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: serial: Fixed a potential nullptrderef in mlbusioprobe The devmioremap function can return NULL in case of an error. Currently, mlbusioprobe does not check for this situation, which could lead to a NULL pointer dereference. A NUL...