CVE-2026-74702

A flaw was found in the vhost-scsi component of the Linux kernel. This vulnerability allows a local attacker to cause a denial of service DoS by changing virtio feature bits after the vhost-scsi endpoint has been activated. Specifically, enabling the T10-PI feature after setup can lead to an...

CVE-2026-74684

A flaw was found in the Linux kernel's net: tap module. A NULL pointer dereference can occur in the tapgetuserxdp function when processing an XDP buffer with a GSO virtio-net header and a zero protocol. This can be triggered by a malicious guest in a virtualized environment, leading to a system...

CVE-2026-13213

Zephyr RTOS Bluetooth Hearing Access Service (HAS) GATT server (subsys/bluetooth/audio/has.c) contains a NULL-pointer dereference in security_changed(). The connection-callback set is installed unconditionally via BT_CONN_CB_DEFINE, so the callback fires before the application calls bt_has_regist...

CVE-2026-13213 Bluetooth HAS: NULL-pointer dereference DoS when a bonded peer reconnects before bt_has_register

The Hearing Access Service HAS GATT server in subsys/bluetooth/audio/has.c installs a connection-callback set unconditionally via BTCONNCBDEFINE, so securitychanged runs for every connection that establishes security even before the application has called bthasregister. The service attribute...

CVE-2026-13213 Bluetooth HAS: NULL-pointer dereference DoS when a bonded peer reconnects before bt_has_register

The Hearing Access Service HAS GATT server in subsys/bluetooth/audio/has.c installs a connection-callback set unconditionally via BTCONNCBDEFINE, so securitychanged runs for every connection that establishes security even before the application has called bthasregister. The service attribute...

CVE-2026-71922

Multiple DrayTek VigorSwitch models are affected by a pre-authentication null pointer dereference in the setget.cgi interface. The root cause is missing validation when the pass field is absent from a request, allowing a remote unauthenticated attacker to crash the service via a crafted request, ...

CVE-2026-71922 DrayTek VigorSwitch Multiple Models Pre-Authentication NULL Pointer Dereference via setget.cgi

Multiple DrayTek VigorSwitch models contain a pre-authentication null pointer dereference vulnerability in the setget.cgi interface. The vulnerability is caused by missing validation when the pass field is absent. A remote attacker can trigger this vulnerability via a crafted request to crash the...

EUVD-2026-64981

Multiple DrayTek VigorSwitch models contain a pre-authentication null pointer dereference vulnerability in the setget.cgi interface. The vulnerability is caused by missing validation when the pass field is absent. A remote attacker can trigger this vulnerability via a crafted request to crash the...

CVE-2026-71920

DrayTek VigorSwitch (multiple models) contains a null pointer dereference in the formlogout function caused by missing validation of the Cookie header before string handling. A remote attacker with valid administrative credentials on the web management interface can send a crafted request to cras...

CVE-2026-71920 DrayTek VigorSwitch Multiple Models NULL Pointer Dereference via formlogout

Multiple DrayTek VigorSwitch models contain a null pointer dereference vulnerability in the formlogout function. The vulnerability is caused by missing checks for an empty or absent Cookie header before string handling. A remote attacker can trigger this vulnerability via a crafted request to cra...

EUVD-2026-64979

Multiple DrayTek VigorSwitch models contain a null pointer dereference vulnerability in the formlogout function. The vulnerability is caused by missing checks for an empty or absent Cookie header before string handling. A remote attacker can trigger this vulnerability via a crafted request to cra...

CVE-2026-74610

A flaw was found in the Linux kernel's Transport Layer Security TLS implementation. An unprivileged local user could trigger a kernel null pointer dereference by sending specific data on a loopback TCP socket with the TLS Upper Layer Protocol ULP attached. This vulnerability occurs because the TL...

CVE-2026-74732

A flaw was found in the Linux kernel's AMD display drm/amd/display driver. When a user turns off the display over HDMI on systems with older DCE timing generators, the driver attempts to call a function istgenabled that may not be implemented. This unconditional call can lead to a NULL pointer...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/i915/gvt: fixed the issue where vGPU debugfs was cleaned up during the remove operation. Check carefully whether the root debugfs is available when destroying the vGPU. For example, in the remove operation, the DRM minor’s...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: fs/ntfs3: Fixed a NULL pointer dereference in ‘niwrite inode’. Syzbot identified the following issue: Unable to handle a NULL pointer dereference at the virtual address 0000000000000016. Memory abort information: ESR =...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mtd: lpddr2nvm: Fixed a possible null-ptr-deref issue. This issue could lead to a null-ptr-deref when the resourcesizeaddrange function is called, if the platformgetresource function returns NULL...

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: fs/sysv: Null check to prevent the null-ptr-deref bug...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: ipu3imggu: Fixed a NULL pointer dereferencing issue in active selection access. The IMGu driver handled this by first acquiring the pointers to the active devices, then attempting V4L2 Subdev operations, and only then...

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: Issue: unittest – Fix null pointer dereferencing in ofunittestfindnodebyname. Description: When kmalloc fails to allocate memory in kasprintf, variables like name or fullname will be NULL. In this case, strcmp will cause a null...

Astra Linux – Vulnerability in Linux 5.10

Ubuntu Linux 6.8, 6.17, and 7.0 contain SAUCE patches that may include a NULL pointer dereferencing issue in the handling of AFINET/AFINET6 socket mediation. This bug can be triggered by an unprivileged local user, and it can lead to a kernel oops...