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

In the Linux kernel, the following vulnerability has been resolved: Bonding: Fix for xfrm realdev null pointer dereference We should not set realdev to NULL, because packets may still be in transit, and xfrm might call xdodevoffloadok in parallel. All callbacks assume that realdev is set. Example...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: i3c: mipi-i3c-hci: Masking of ring interrupts before the ring stop request is made. The bus cleanup path in DMA mode may trigger a RINGOPSTAT interrupt when the ring is being stopped. Depending on the timing between the completio...

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

In the Linux kernel, the following vulnerability has been resolved: gtp: fixed a potential NULL pointer dereferencing issue. When sockfdlookup fails, gtpencapenablesocket returns a NULL pointer. However, its callers only check for error pointers, thereby missing the NULL pointer case. This issue...

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

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fixed a null pointer dereference in the trace function. ucsiregisteraltmode checks if ISERR is true for the alt pointer and treats NULL as valid. When CONFIGTYPECDPALTMODE is not enabled, ucsiregisterdisplayport...

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

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

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: usb: dwc3: gadget: Fix looping of queued SG entries The value of dwc3request-numqueuedsgs is decremented upon completion. If a partially completed request is processed, then dwc3request-numqueuedsgs no longer reflects the total...

Astra Linux – Vulnerability in libarchive

A vulnerability was discovered in libarchive up to version 3.7.7. It has been classified as problematic. This issue affects the function list of the bsdunzip.c file. The vulnerability leads to a null pointer dereference. The attack can be launched on the local host. The exploit has been disclosed...

Astra Linux – Vulnerability in Linux

A NULL pointer dereference flaw was discovered in the Linux kernel’s GPU Nouveau driver functionality in versions prior to 5.12-rc1. This flaw allows a local user to crash the system. The flaw occurs when the user calls ioctl DRMIOCTLNOUVEAUCHANNELALLOC...

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: PCI: cx23885: Check cx23885vdevinit return. cx23885vdevinit may return a NULL pointer, but that pointer is used in the next line without any checks. Add a NULL pointer check, and proceed with error unwinding if the pointer...

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

In the Linux kernel, the following vulnerabilities have been resolved: BPF, skmsg: Fixed NULL pointer dereferencing in skpsockskbingressenqueue. Fixed NULL pointer race conditions in skpsockskbingressenqueue, as reported by syzbot 1. 1 BUG: KCSAN: Data race in skpsock Drop and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Fixed NULL pointer dereferencing in mtkiommudevicegroup. Currently, mtkiommu calls are made during the probe iommudeviceregister before the driver data is initialized. Due to the fix for the iommu probing issue,...

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: ata: patapxa: Fixed a potential NULL pointer dereferencing in pxaataprobe. devmioremap returns NULL upon error. Currently, pxaataprobe does not check for this case, which could lead to a NULL pointer dereferencing. Add a NULL che...

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: soc: samsung: exynos-chipid: A NULL pointer check was added in exynoschipidprobe. socdevattr-revision can be NULL; therefore, a pointer check was added to prevent potential NULL pointer dereferencing. This is similar to the fix i...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6xxx: Avoid unregistering devlink regions that were never registered. Russell King reported that a system with mv88e6xxx dereferenced a NULL pointer when unbinding this driver:...

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: cpufreq: scpi: Fixed a nullptrderef in scpicpufreqgetrate. The cpufreqcpugetraw function may return NULL when the target CPU is not present in the policy-cpus mask. scpicpufreqgetrate does not check for this case, resulting in...

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: xenbus: Use kref to track the lifetime of requests. Marek reported seeing a NULL pointer fault in the xenbusthread call stack: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000000 RIP:...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pp: Fixed a potential NULL pointer dereferencing in atomctrlinitializemcregtable. The functions atomctrlinitializemcregtable and atomctrlinitializemcregtablev22 do not check the return value of smuatomgetdatatable. If...

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: ftrace: A regression was fixed related to the module command in stacktracefilter. When executing the following command: echo "write:mod:ext3" /sys/kernel/tracing/stacktracefilter The current mod command causes a null pointer...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: Set video drvdata before registering the video device The video drvdata should be set before the video device is registered. Otherwise, videodrvdata may return NULL in the open file operations, leading to errors...

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

In the Linux kernel, the following vulnerabilities have been resolved: leds: class: Protect access to brightnessshow using ledcdev-ledaccess mutex There is a NULL pointer issue observed when Process A adds a hid device, resulting in the addition of a ledcdev object. Subsequently, another call to...