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

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Added a check for cstate. Since kzalloc may fail and return a NULL pointer, it would be better to check the cstate to avoid dereferencing the NULL pointer in drmatomichelpercrtcreset. Patchwork:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Added a check on the callback function pointer before its call. In dpucoreirqcallbackhandler, the pointer pointing to the callback function is checked to be NULL. However, the callback function is then called...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mac802154: fixed the missing INITLISTHEAD in ieee802154ifadd. The kernel fault injection test reports a NULL pointer dereference as follows: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000008 RIP:...

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: Bluetooth: btintel: Fixed a null pointer dereference in btintelreadversion. If hcicmdsyncComplete is triggered and skb is NULL, then hdev-reqskb will also be NULL, which will cause this issue...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Net: Bridge – Fix for null pointer dereference in VLAN tunnel dst This patch addresses a issue where a null pointer dereference occurred due to lockless access in the tunnel egress path. When deleting a VLAN tunnel, the tunnel ds...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: remoteproc: pru: Fixed the potential NULL pointer dereferencing in prurprocsetctable. The prurprocsetctable function accesses rproc-priv before the ISERRORNULL check, which could lead to a NULL pointer dereferencing. The pru...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: block/rqqos: Protect the rqqos API with a new lock. The commit number is 50e34d78815e "block: disable the elevator int delgendisk". The function rqqosexit was moved from diskrelease to delgendisk. This may introduce some issue...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: Keystone: Fixed a NULL pointer dereferencing issue in case of a DT error in kspciesetuprcapp regs. If IORESOURCEMEM is not provided in the Device Tree due to any error, resourcelistfirsttype will return NULL, and...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: mlme: Fixed the issue where a null pointer dereference occurred when association with an AP without a link 0 failed. If the association with an AP without a link 0 fails, we may crash during tracing. This occurs...

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: backlight: pm8941: Add a NULL check in wledconfigure. The devmkasprintf function returns NULL when memory allocation fails. Currently, wledconfigure does not check for this case, resulting in a NULL pointer being dereferenced. Ad...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: jfs: Fixed null-ptr-deref in jfsioctrim Syzkaller Report Oops: General Protection Fault, likely for non-canonical addresses 0xdffffc0000000087: 0000 1 KASAN: null-ptr-deref in range 0x0000000000000438-0x000000000000043f CPU: 2...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed invalid inode pointer dereferences during log replay. In a few places where we call readoneinode, if we receive a NULL pointer, we end up entering an error path. This issue also occurs in cases where add inoderef is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ACPI: Processor – Fixed the previous issue in acpiprocessorerratapiix4 After the patch provided by commi f132e089fe89 “ACPI: Processor – Fixed NULL-pointer dereference in acpiprocessorerratapiix4”, device pointers may be...

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: scsi: target: core: Fixed the nullptrderef issue in targetallocdevice There is a nullptrderef issue reported by KASAN: BUG: KASAN: nullptrderef in targetallocdevice+0xbc4/0xbe0 targetcoremod … kasanreport+0xb9/0xf0...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Drivers: vmbus: Check for channel allocation before looking up relid. relid2channel assumes that the vmbus channel array is already allocated when it is called. However, in situations like kdump/kexec, not all relids will be rese...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rtc: pl031: Fixed the issue of null pointer dereferencing in RTC features. When there is no interrupt line, the RTC alarm feature is disabled. The clearing of the alarm feature bit was performed before allocating the ldata-rtc...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sched/ext: Prevent calls to updatelockedrq with a NULL rq. Avoid invoking updatelockedrq when the runqueue .rq pointer is NULL in the SCXCALLOP and SCXCALLOPRET macros. Previously, calling updatelockedrqNULL with preemption enabl...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: hwmon: cgbc-hwmon Add a NULL check after devmkzalloc The driver allocates memory for sensor data using devmkzalloc, but did not check whether the allocation succeeded. In the event of a memory allocation failure, dereferencing th...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: A fix was made for NULL pointer access in mpt3sastransportportadd. The port is allocated using sasportallocnum, and the RPHY is allocated via either sasenddevicealloc or sasexpanderalloc. Both of these functions ma...

Astra Linux – Vulnerability in Zabbix

The memory pointer is a property of the Ducktape object. This leads to multiple vulnerabilities related to direct memory access and manipulation...