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

In the Linux kernel, the following vulnerability has been resolved: serial: imx: fix tx statemachine deadlock When using the serial port as a RS485 port, the tx statemachine is used to control the RTS pin to drive the RS485 transceiver’s TXEN pin. When the TTY port is closed mid-transmission e.g....

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: serial: imx: disable Ageing Timer interrupt request irq There might be pending USR interrupts before requesting the IRQ. However, the uartaddoneport function has not been executed, which could lead to a kernel panic. 0.79566...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: serial: imx: Add the missing .thawnoirq hook The following warning is observed when using non-console UART instances during system hibernation: 37.371969 ------------ Cut here --- 37.376599 uart3rootclk already disabled 37.380810...

AZL-100154 CVE-2026-89740 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: serial: imx: serialize imxuartports lifetime imxuartprobe publishes its devm-allocated port in imxuartports before uartaddoneport because console setup uses the table. The entry is not cleared when adding the port fails or after...

DEBIAN-CVE-2026-89740

In the Linux kernel, the following vulnerability has been resolved: serial: imx: serialize imxuartports lifetime imxuartprobe publishes its devm-allocated port in imxuartports before uartaddoneport because console setup uses the table. The entry is not cleared when adding the port fails or after...

UBUNTU-CVE-2026-89740

In the Linux kernel, the following vulnerability has been resolved: serial: imx: serialize imxuartports lifetime imxuartprobe publishes its devm-allocated port in imxuartports before uartaddoneport because console setup uses the table. The entry is not cleared when adding the port fails or after...

CVE-2026-89740

In the Linux kernel, the following vulnerability has been resolved: serial: imx: serialize imxuartports lifetime imxuartprobe publishes its devm-allocated port in imxuartports before uartaddoneport because console setup uses the table. The entry is not cleared when adding the port fails or after...

CVE-2026-89740 serial: imx: serialize imx_uart_ports[] lifetime

In the Linux kernel, the following vulnerability has been resolved: serial: imx: serialize imxuartports lifetime imxuartprobe publishes its devm-allocated port in imxuartports before uartaddoneport because console setup uses the table. The entry is not cleared when adding the port fails or after...

CVE-2026-89740

CVE-2026-89740 is a dangling pointer vulnerability in the Linux kernel's imx UART (serial) driver . imx_uart_probe() publishes its devm-allocated port in the imx_uart_ports[] table before calling uart_add_one_port(), but the entry is not cleared on failure or after removal, leaving a stale pointe...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004878)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004878 advisory. In the Linux kernel, the following vulnerability has been resolved: serial: imx: Add missing .thawnoirq hook The following warning is seen with non-console UART...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993231)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993231 advisory. In the Linux kernel, the following vulnerability has been resolved: serial: imx: Add missing .thawnoirq hook The following warning is seen with non-console UART...

EUVD-2023-60517

In the Linux kernel, the following vulnerability has been resolved: tty: serial: imx: disable Ageing Timer interrupt request irq There maybe pending USR interrupt before requesting irq, however uartaddoneport has not executed, so there will be kernel panic: 0.795668 Unable to handle kernel NULL...

CVE-2023-54287

In the Linux kernel, the following vulnerability has been resolved: tty: serial: imx: disable Ageing Timer interrupt request irq There maybe pending USR interrupt before requesting irq, however uartaddoneport has not executed, so there will be kernel panic: 0.795668 Unable to handle kernel NULL...

CVE-2023-54287

In the Linux kernel, the following vulnerability has been resolved: tty: serial: imx: disable Ageing Timer interrupt request irq There maybe pending USR interrupt before requesting irq, however uartaddoneport has not executed, so there will be kernel panic: 0.795668 Unable to handle kernel NULL...

Linux Distros Unpatched Vulnerability : CVE-2023-54287

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tty: serial: imx: disable Ageing Timer interrupt request irq There maybe pending USR interrupt before requesting irq, however uartaddoneport has not executed, s...

UBUNTU-CVE-2022-49841

In the Linux kernel, the following vulnerability has been resolved: serial: imx: Add missing .thawnoirq hook The following warning is seen with non-console UART instance when system hibernates. 37.371969 ------------ cut here ------------ 37.376599 uart3rootclk already disabled 37.380810 WARNING:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: serial: imx: Introduced a timeout when waiting for the transmitter to become empty By waiting for at most 1 second until the USR2TXDC is set, we avoid a potential deadlock. In the event of a timeout, there’s not much we can do;...

kernel: serial: imx: Introduce timeout when waiting on transmitter empty

A vulnerability was found in the Linux kernel's imx serial driver, where the system could experience DoS while waiting for the transmitter to become empty, without a timeout mechanism, the code risks entering a deadlock situation if the USR2TXDC signal is not set...

SUSE CVE-2024-40967

In the Linux kernel, the following vulnerability has been resolved: serial: imx: Introduce timeout when waiting on transmitter empty By waiting at most 1 second for USR2TXDC to be set, we avoid a potential deadlock. In case of the timeout, there is not much we can do, so we simply ignore the...

PT-2025-54133

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.1.1+g56321e101aca 1 Description The Linux kernel contains a flaw related to interrupt request handling in the tty serial driver for the imx platform. Specifically, pending USR interrupts may occur before the UA...