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

In the Linux kernel, the following vulnerabilities have been resolved: net: nfc: Fixed races in nfcllcpsockget and nfcllcpsockgetsn. Sili Luo reported a race condition in nfcllcpsockget, which led to a Use-After-Value exception. The process of acquiring a reference to the socket found during a...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfc: fixed a segfault in nfcgenldumpdevicesdone When kmalloc in nfcgenldumpdevices fails, nfcgenldumpdevicesdone causes a segfault as follows: KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f CPU: 0 PID: 25...

The vulnerability of the pn532_receive_buf() function in the drivers/nfc/pn533/uart.c module of the Linux NFC kernel driver allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the pn532receivebuf function in the drivers/nfc/pn533/uart.c file of the Linux NFC driver module is related to the copying of buffers without checking the size of the input data a classic buffer overflow attack. Exploiting this vulnerability could allow an attacker to...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfc: fdp: Fixed a potential memory leak in fdpncisend. The fdpncisend function calls fdpncii2cwrite, which does not free the skb object after its execution. As a result, when fdpncii2cwrite is completed, the skb object will...

Astra Linux – Vulnerability in Linux, Linux 5.10

There is a bug in /net/nfc/netlink.c that allows an attacker to crash the Linux kernel by simulating an NFC device from user-space...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: nfc: nci: Fix parameter validation for packet data Since commit 9c328f54741b “net: nfc: nci: Add parameter validation for packet data”, communication with nci/nfc chips no longer works. The mentioned commit attempted to fix...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: nfc: llcp: Add a lock when modifying the device list. The device list requires its associated lock to be held when being modified; otherwise, the list could become corrupted, as syzbot discovered...

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: nfc: llcp: Fixed a memory leak in nfcllcpsenduiframe. syzbot reported various memory leaks related to NFC, struct nfcllcpsock, skbuff, nfcdev, etc. 0 The leading log hinted that nfcllcpsenduiframe failed to allocate skb due to...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw was discovered in the Linux kernel. A use-after-free vulnerability in the NFC stack can pose a threat to confidentiality, integrity, and system availability...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: NFC: nci: fixed a memory leak in nciallocatedevice The nfcmrvldisconnect function fails to free the hcidev field in the struct ncidev. This issue was fixed by freeing hcidev in ncifreedevice. BUG: Memory leak Unreferenced obje...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: NFC: NULLed the dev-rfkill to prevent UAF The commit 3e3b5dfcd16a “NFC: reordered the logic in nfcun,registerdevice” assumes that the deviceisregistered function in the nfcdevup function will help to check when the rfkill is...

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

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: free rxdatareassemblyskb on NCI device cleanup rxdatareassemblyskb is stored during NCI data exchange for processing fragmented packets. It is dropped only when the last fragment is processed, or when an NTF packet with...

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: net: nfc: Fixed a deadlock between nfcunregisterdevice and rfkillfopwrite. A deadlock can occur between nfcunregisterdevice and rfkillfopwrite due to the inverted lock order between devicelock and rfkillglobalmutex. The problemat...

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

In the Linux kernel, the following vulnerability has been resolved: nfc: fixed a memory leak in the seio context within nfcgenlseio. The callback context for sending/receiving APDUs to/from the selected secure element is allocated within nfcgenlseio and should eventually be freed in the seiocb...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: nfc: Fixed a use-after-free in localcleanup. A use-after-free occurs in kfreeskb called from localcleanup. This can occur when killing the nfc daemon e.g., neard after detaching an nfc device. When detaching an nfc device,...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFC: Digital: Fixed a possible memory leak in digitaltglistenmdaa. The variable ‘params’ is allocated in digitaltglistenmdaa, but it is not freed when digitalsendcmd fails. This could lead to a memory leak. The issue is fixed by...

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

A use-after-free flaw was discovered in the nfcllcpfindlocal function in net/nfc/llcpcore.c within NFC in the Linux kernel. This flaw allows a local user with special privileges to cause a kernel information leak issue...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfc: Fixed potential resource leaks nfcgetdevice now takes a reference to the device and adds it; nfcputdevice is added to release it when no longer needed. Additionally, the warning message was corrected by using the error co...

CVE-2026-66061 Home Assistant: iOS Companion app forwards NFC/QR tag scans without confirmation, enabling silent automation execution

Home Assistant is open source home automation software focused on local control and privacy. Prior to 2026.5.0, the iOS Companion app treats tag links NFC or QR delivered through an OS-level routing mechanism such as iOS universal links as if they were physically scanned, without validating the...

CVE-2026-66060 Home Assistant: Unconfirmed NFC/QR tag scans allow silent automation execution by untrusted callers

Home Assistant is open source home automation software focused on local control and privacy. Prior to 2026.5.3, the Companion app treats tag links NFC or QR delivered through an OS-level routing mechanism as if they were physically scanned, without validating the calling app or prompting the user...