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

In the Linux kernel, the following vulnerability has been resolved: Media: Platform: MediTech: VPU: Fix for NULL pointer dereferencing If pdev is NULL, it is still dereferenced. This fixes the “match warning” in the following file: drivers/media/platform/mediatek/vpu/mtkvpu.c:570 – vpuloadfirmwar...

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

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: Added a check for kstrdup. Added a check on the return value of kstrdup, and return an error if it fails, in order to avoid NULL pointer dereferencing...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A vulnerability has been discovered in the Linux kernel. It has been classified as problematic. The affected function is nilfsbmaplookupatlevel in the file fs/nilfs2/inode.c of the nilfs2 component. Manipulation of this function can lead to a null pointer dereference. The attack can be launched...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipu3-imgu: A NULL pointer dereferencing occurred in imgusubdevsetselection. Calling v4l2subdevgettrycrop and v4l2subdevgettrycompose with a subdev state of NULL leads to a NULL pointer dereferencing. This issue can occur in...

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: crypto: lib/mpi – avoid null pointer dereference in mpicmpui During NVMeTCP authentication, a controller can trigger a kernel oops by specifying the 8192-bit Diffie Hellman group and passing a correctly sized, but zeroed Diffie...

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

In the Linux kernel, the following vulnerability has been resolved: dm flakey: fixed an crash caused by an invalid table line. This command will cause a crash when using a NULL pointer dereference: dmsetup create flakey --table "0 blockdev --getsize /dev/ram0 flakey /dev/ram0 0 0 1 2 corruptbioby...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usbnet: Fix for NPE during rxcomplete. There is a missing validation of usbnetgoingaway in the critical path. The usbsubmiturb function lacks this validation, while usbnetqueueskb includes this check. This inconsistency causes a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Net: If sock is not available, do not access sock's skwq in skstreamwaitmemory. The following NULL pointer dereferences have also been fixed: ... 14.471200 Call Trace: 14.471562 14.471882 lockacquire+0x245/0x2e0 14.472416 ?...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: i40e: Fixed NULL pointer dereferencing in i40edbgdumpdesc. When attempting to dump VFs using debugfs, a crash occurred due to NULL pointer dereferencing in i40edbgdumpdesc. A check was added to i40edbgdumpdesc to ensure that the...

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

In the Linux kernel, the following vulnerability has been resolved: rpmsg: glink: Added a check for kstrdup. Added a check on the return value of kstrdup, and return an error if it fails, in order to avoid NULL pointer dereferencing...

Astra Linux – Vulnerability in Linux 5.15

A NULL pointer dereference flaw was discovered in the Linux kernel’s KVM module. This flaw can lead to a denial of service in the x86emulateinsn function in arch/x86/kvm/emulate.c. The flaw occurs when an illegal instruction is executed on the guest CPU of the Intel model...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Net: Bridge – Fix for NULL dereferencing of ndtbl when IPv6 is disabled When booting with the ipv6.disable=1 parameter, the ndtbl is never initialized because inet6init exits before ndiscinit is called, which is responsible for...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: kprobe: Fixed a potential nullptrdereference issue in traceeventfile in kprobeeventgentestexit. When tracegeteventfile fails, genkretprobetest will be assigned as the error code. If the kprobeeventgentest module is remov...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: microchip: sparx5: Fixed a potential null-ptr-deref in sparxstatsinit and sparx5start. sparxstatsinit calls createsinglethreadworkqueue, without checking the return value; this may result in NULL being returned. A...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: Added a check for the encoder in intelhdcpgetcapability. Sometimes during hotplug scenarios or suspend/resume scenarios, the encoder may not be initialized properly. To prevent null pointer dereferencing in the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: The code checks contexts-nr before accessing contextsarr0. Multiple sysfs command paths dereference contextsarr0 without first verifying that kdamond-contexts-nr == 1. A user can set nrcontexts to 0 via sysfs whil...

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 The interrupt handler returns IRQNone when no interrupt was detected. This occurs because an empty interrupt will cause a null pointer exception. Unable to handle ...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Input: adp5589-keys – fixed a NULL pointer dereferencing issue. We have registered a devm action to call adp5589clearconfig, and then passed the i2c client as an argument. This allows us to call i2cgetclientdata in order to obtai...

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 5.15

In the Linux kernel, the following vulnerability has been resolved: net: Fix NULL pointer in skbsegmentlist. The commit 3a1296a38d0c “net: Support GRO/GSO fraglist chaining” introduced support for GRO in UDP. The segmentation of data relies on fraglist not being modified during transmission throu...