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: typec: ucsi: displayport: Fixed NULL pointer access issues. This patch ensures that the UCSI driver waits for all pending tasks in the ucsidisplayportwork workqueue to complete execution before proceeding with the partner...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: traceeventshist: A check was added to ensure that the return value of createhistfield is checked. The function createhistfield is called recursively at line 1954 of traceeventshist.c, and it may return a NULL value. Therefore, we...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: libceph: The handler error from monhandleauthdone should be returned. Currently, any error from cephauthhandlereplydone is propagated via finishauth, but it is not returned from monhandleauthdone. This results in higher layers...

Astra Linux – Vulnerability in exiv2

In Exiv2 0.26, there is a null pointer dereference in the Exiv2::DataValue::toLong function located in value.cpp. This issue is related to crafted metadata in a TIFF file...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ipmi: Fixed a NULL pointer dereferencing after a failed registration. The trysmiinit function allocates newsmi-sism and subsequently calls ipmiregistersmimod, which corresponds to ipmiaddsmi. During ipmiaddsmi, the upper IPMI...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Avoid dereferencing the fcport pointer. Klocwork reported a warning that a NULL pointer might be dereferenced. The routine exits when saCTL is NULL and fcport is allocated after the exit call. This causes the NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tipc: fixed a kernel panic that occurred when enabling a bearer. When enabling a bearer on a node, a kernel panic was observed: 4.498085 RIP: 0010:tipcmonprep+0x4e/0x130 tipc ... 4.520030 Call Trace: 4.520689 4.521236...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: can: netlink: canchangelink: fixed the NULL pointer dereference of struct canpriv::dosetmode. Andrei Lalaev reported a NULL pointer dereference when a CAN device is restarted from a Bus Off state, and the driver does not implemen...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: Fix NULL pointer dereferencing in ofthermal functions. The function ofparsethermalzones parses the thermal-zone node and registers a thermalzone device for each subnode. However, if a thermal zone consumes a thermal...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/srp: Set scmnd-result only when scmnd is not NULL. This change fixes the following kernel NULL pointer dereference, which is occasionally reproduced by blktests srp/007. Bug: Kernel NULL pointer dereference, address:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: ipu3imggu: Fixed NULL pointer dereferencing in active selection access. The IMGu driver handled this by first acquiring the pointers to the active devices, then attempting to use V4L2 subdev functions. Only after that did ...

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

In the Linux kernel, the following vulnerability has been resolved: arm64: acpi: Harden the getcpuforacpiid function to prevent errors when a missing CPU entry is used. During a review discussion of the changes to support vCPU hotplug, it was noted that a check was added to ensure the GICC Global...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: nexthop: fix null pointer dereference when IPv6 is not enabled When we attempt to add an IPv6 nexthop parameter, and IPv6 is not enabled !CONFIGIPV6, we encounter a NULL pointer dereference in the error path of nhcreateipv6...

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

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Avoid undefined behavior: applying zero offset to a null pointer ACPICA commit: 770653e3ba67c30a629ca7d12e352d83c2541b1e Before this change, the following UBSAN stack trace was seen in Fuchsia: 0 0x000021e4213b3302 in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: Features are now recalculated after XDP is disabled, fixing the issue of null dereferencing. Features are recalculated when XDP is disabled. Before: bash ip li set dev eth0 xdp obj xdpdummy.bpf.o sec xdp ip li set dev...

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: pwm: lpc32xx: Remove handling of PWM channels Since the LPC32xx PWM controllers have only one output, which is registered as the only PWM device/channel per controller, it is known in advance that pwm-hwpwm value is always 0. Bas...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Prevent the release of journal inode after journal shutdown. Before calling ocfs2deleteosb, the function ocfs2journalshutdown has already been executed in ocfs2dismountvolume. Therefore, osb-journal must be NULL. As a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Julia Lawall reported this null pointer dereference issue, and this should fix it...

Astra Linux – Vulnerability in exempi

The XMP Toolkit version 2020.1 and earlier versions is affected by a null pointer dereference vulnerability that could lead to data leakage from certain memory locations and cause a local denial of service in the context of the current user. User interaction is required to exploit this...