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    <title>Most recent entries from all</title>
    <link>https://cve.radiocsirt.org</link>
    <description>Contains only the most 10 recent entries.</description>
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    <lastBuildDate>Wed, 14 Oct 2026 18:47:22 +0000</lastBuildDate>
    <item>
      <title>CVE-2025-38448 — usb: gadget: u_serial: Fix race condition in TTY wakeup</title>
      <link>https://cve.radiocsirt.org/vuln/cve-2025-38448</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;usb: gadget: u_serial: Fix race condition in TTY wakeup&lt;/p&gt;
&lt;p&gt;A race condition occurs when gs_start_io() calls either gs_start_rx() or
gs_start_tx(), as those functions briefly drop the port_lock for
usb_ep_queue(). This allows gs_close() and gserial_disconnect() to clear
port.tty and port_usb, respectively.&lt;/p&gt;
&lt;p&gt;Use the null-safe TTY Port helper function to wake up TTY.&lt;/p&gt;
&lt;p&gt;Example
  CPU1:			      CPU2:
  gserial_connect() // lock
  			      gs_close() // await lock
  gs_start_rx()     // unlock
  usb_ep_queue()
  			      gs_close() // lock, reset port.tty and unlock
  gs_start_rx()     // lock
  tty_wakeup()      // NPE&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;usb: gadget: u_serial: Fix race condition in TTY wakeup&lt;/p&gt;
&lt;p&gt;A race condition occurs when gs_start_io() calls either gs_start_rx() or
gs_start_tx(), as those functions briefly drop the port_lock for
usb_ep_queue(). This allows gs_close() and gserial_disconnect() to clear
port.tty and port_usb, respectively.&lt;/p&gt;
&lt;p&gt;Use the null-safe TTY Port helper function to wake up TTY.&lt;/p&gt;
&lt;p&gt;Example
  CPU1:			      CPU2:
  gserial_connect() // lock
  			      gs_close() // await lock
  gs_start_rx()     // unlock
  usb_ep_queue()
  			      gs_close() // lock, reset port.tty and unlock
  gs_start_rx()     // lock
  tty_wakeup()      // NPE&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/cve-2025-38448</guid>
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    <item>
      <title>USN-7774-1 — linux, linux-aws, linux-aws-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-i…</title>
      <link>https://cve.radiocsirt.org/vuln/usn-7774-1</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:Pro:20.04:LTS: linux-aws-5.15, Ubuntu:Pro:20.04:LTS: linux-gcp-5.15, Ubuntu:Pro:20.04:LTS: linux-hwe-5.15, Ubuntu:Pro:20.04:LTS: linux-ibm-5.15, Ubuntu:Pro:20.04:LTS: linux-intel-iotg-5.15, Ubuntu:Pro:20.04:LTS: linux-lowlatency-hwe-5.15, Ubuntu:Pro:20.04:LTS: linux-nvidia-tegra-5.15, Ubuntu:22.04:LTS: linux, Ubuntu:22.04:LTS: linux-aws, Ubuntu:22.04:LTS: linux-gcp and 10 more&lt;/p&gt;
&lt;p&gt;Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
  - ARM64 architecture;
  - PowerPC architecture;
  - x86 architecture;
  - ACPI drivers;
  - Serial ATA and Parallel ATA drivers;
  - Drivers core;
  - ATA over ethernet (AOE) driver;
  - Network block device driver;
  - Bus devices;
  - Clock framework and drivers;
  - Hardware crypto device drivers;
  - DMA engine subsystem;
  - EDAC drivers;
  - GPU drivers;
  - HID subsystem;
  - InfiniBand drivers;
  - Input Device (Miscellaneous) drivers;
  - Multiple devices driver;
  - Media drivers;
  - VMware VMCI Driver;
  - MMC subsystem;
  - MTD block device drivers;
  - Network drivers;
  - Pin controllers subsystem;
  - x86 platform drivers;
  - PTP clock framework;
  - RapidIO drivers;
  - Voltage and Current Regulator drivers;
  - Remote Processor subsystem;
  - S/390 drivers;
  - SCSI subsystem;
  - ASPEED SoC drivers;
  - TCM subsystem;
  - Thermal drivers;
  - Thunderbolt and USB4 drivers;
  - TTY drivers;
  - UFS subsystem;
  - USB Gadget drivers;
  - Renesas USBHS Controller drivers;
  - USB Type-C support driver;
  - Virtio Host (VHOST) subsystem;
  - Backlight driver;
  - Framebuffer layer;
  - BTRFS file system;
  - File systems infrastructure;
  - Ext4 file system;
  - F2FS file system;
  - JFFS2 file system;
  - JFS file system;
  - Network file system (NFS) client;
  - Network file syst…&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:Pro:20.04:LTS: linux-aws-5.15, Ubuntu:Pro:20.04:LTS: linux-gcp-5.15, Ubuntu:Pro:20.04:LTS: linux-hwe-5.15, Ubuntu:Pro:20.04:LTS: linux-ibm-5.15, Ubuntu:Pro:20.04:LTS: linux-intel-iotg-5.15, Ubuntu:Pro:20.04:LTS: linux-lowlatency-hwe-5.15, Ubuntu:Pro:20.04:LTS: linux-nvidia-tegra-5.15, Ubuntu:22.04:LTS: linux, Ubuntu:22.04:LTS: linux-aws, Ubuntu:22.04:LTS: linux-gcp and 10 more&lt;/p&gt;
&lt;p&gt;Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
  - ARM64 architecture;
  - PowerPC architecture;
  - x86 architecture;
  - ACPI drivers;
  - Serial ATA and Parallel ATA drivers;
  - Drivers core;
  - ATA over ethernet (AOE) driver;
  - Network block device driver;
  - Bus devices;
  - Clock framework and drivers;
  - Hardware crypto device drivers;
  - DMA engine subsystem;
  - EDAC drivers;
  - GPU drivers;
  - HID subsystem;
  - InfiniBand drivers;
  - Input Device (Miscellaneous) drivers;
  - Multiple devices driver;
  - Media drivers;
  - VMware VMCI Driver;
  - MMC subsystem;
  - MTD block device drivers;
  - Network drivers;
  - Pin controllers subsystem;
  - x86 platform drivers;
  - PTP clock framework;
  - RapidIO drivers;
  - Voltage and Current Regulator drivers;
  - Remote Processor subsystem;
  - S/390 drivers;
  - SCSI subsystem;
  - ASPEED SoC drivers;
  - TCM subsystem;
  - Thermal drivers;
  - Thunderbolt and USB4 drivers;
  - TTY drivers;
  - UFS subsystem;
  - USB Gadget drivers;
  - Renesas USBHS Controller drivers;
  - USB Type-C support driver;
  - Virtio Host (VHOST) subsystem;
  - Backlight driver;
  - Framebuffer layer;
  - BTRFS file system;
  - File systems infrastructure;
  - Ext4 file system;
  - F2FS file system;
  - JFFS2 file system;
  - JFS file system;
  - Network file system (NFS) client;
  - Network file syst…&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/usn-7774-1</guid>
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