SUSE CVE-2026-93123

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: do not advance stale DMA completions The qcom GENI serial DMA TX completion path advances the transmit fifo by the number of bytes recorded in port-txremaining. If uartflushbuffer runs after the hardware has...

Linux Distros Unpatched Vulnerability : CVE-2026-93123

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - serial: qcom-geni: do not advance stale DMA completions The qcom GENI serial DMA TX completion path advances the transmit fifo by the number of bytes recorded i...

AZL-102575 CVE-2026-93123 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: do not advance stale DMA completions The qcom GENI serial DMA TX completion path advances the transmit fifo by the number of bytes recorded in port-txremaining. If uartflushbuffer runs after the hardware has...

CVE-2026-93123

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: do not advance stale DMA completions The qcom GENI serial DMA TX completion path advances the transmit fifo by the number of bytes recorded in port-txremaining. If uartflushbuffer runs after the hardware has...

DEBIAN-CVE-2026-93123

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: do not advance stale DMA completions The qcom GENI serial DMA TX completion path advances the transmit fifo by the number of bytes recorded in port-txremaining. If uartflushbuffer runs after the hardware has...

CVE-2026-93123 serial: qcom-geni: do not advance stale DMA completions

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: do not advance stale DMA completions The qcom GENI serial DMA TX completion path advances the transmit fifo by the number of bytes recorded in port-txremaining. If uartflushbuffer runs after the hardware has...

CVE-2026-93123

CVE-2026-93123 affects the qcom GENI serial driver in the Linux kernel. The vulnerability exists in the DMA TX completion path: when uart_flush_buffer() executes after hardware completes a DMA transfer but before the completion interrupt is processed, the stale completion can advance the transmit...

EUVD-2026-82231

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: do not advance stale DMA completions The qcom GENI serial DMA TX completion path advances the transmit fifo by the number of bytes recorded in port-txremaining. If uartflushbuffer runs after the hardware has...

PT-2026-94919

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the qcom GENI serial DMA TX completion path where the transmit fifo is advanced by the number of bytes recorded in port-tx remaining. If uart flush buffer is executed...

CVE-2026-93123: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: do not advance stale DMA completions The qcom GENI serial DMA TX completion path advances the transmit fifo by the number of bytes recorded in port-txremaining. If uartflushbuffer runs after the hardware has...

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: soc: qcom: geni-se: fix array underflow in geniseclktblget This loop is supposed to break if the frequency returned by clkroundrate is the same as that of the previous iteration. However, that check doesn’t make sense during the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: serial: qcom-geni-serial: fix slab-out-of-bounds on RX FIFO buffer The driver’s probe allocates memory for the RX FIFO port-rxfifo based on the default RX FIFO depth, such as 16. Later, during serial initialization,...

CVE-2026-74655

A flaw was found in the Linux kernel. Specifically, a vulnerability exists in the qcom-geni Universal Asynchronous Receiver-Transmitter UART driver's transmit Direct Memory Access DMA buffer flush mechanism. A local user can exploit this by initiating a large write operation immediately followed ...

SUSE CVE-2026-74655

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: fix TX DMA buffer flush When transmit flushing a qcom-geni UART during an ongoing TX DMA, the UART gets stuck infinitely repeating corrupted TX DMA frames. The DMA-mode uartops does not provide a flushbuffer...

CVE-2026-74655

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: fix TX DMA buffer flush When transmit flushing a qcom-geni UART during an ongoing TX DMA, the UART gets stuck infinitely repeating corrupted TX DMA frames. The DMA-mode uartops does not provide a flushbuffer...

UBUNTU-CVE-2026-74655

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: fix TX DMA buffer flush When transmit flushing a qcom-geni UART during an ongoing TX DMA, the UART gets stuck infinitely repeating corrupted TX DMA frames. The DMA-mode uartops does not provide a flushbuffer...

CVE-2026-74655

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: fix TX DMA buffer flush When transmit flushing a qcom-geni UART during an ongoing TX DMA, the UART gets stuck infinitely repeating corrupted TX DMA frames. The DMA-mode uartops does not provide a flushbuffer...

CVE-2026-74655 serial: qcom-geni: fix TX DMA buffer flush

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: fix TX DMA buffer flush When transmit flushing a qcom-geni UART during an ongoing TX DMA, the UART gets stuck infinitely repeating corrupted TX DMA frames. The DMA-mode uartops does not provide a flushbuffer...

CVE-2026-74655 serial: qcom-geni: fix TX DMA buffer flush

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: fix TX DMA buffer flush When transmit flushing a qcom-geni UART during an ongoing TX DMA, the UART gets stuck infinitely repeating corrupted TX DMA frames. The DMA-mode uartops does not provide a flushbuffer...

CVE-2026-74655

CVE-2026-74655 is a Denial of Service flaw in the Linux kernel's qcom-geni UART driver (DMA-mode). The root cause is a missing flush_buffer callback in the DMA-mode uart_ops: when TCOFLUSH is issued during an in-flight TX DMA transfer, the transfer can complete after the serial core resets the tr...