Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: ffs: Fix use-after-free for epfile Consider a case where ffsfuncepsdisable is called from ffsfuncdisable as part of the composition switch, and at the same time, ffsepfilerelease is called from the user space. ffsepfilerelea...

CVE-2025-40315

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Fix epfile null pointer access after ep enable. A race condition occurs when ffsfuncepsenable runs concurrently with ffsdatareset. The ffsdataclear called in ffsdatareset sets ffs-epfiles to NULL before resettin...

EUVD-2025-201630

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Fix epfile null pointer access after ep enable. A race condition occurs when ffsfuncepsenable runs concurrently with ffsdatareset. The ffsdataclear called in ffsdatareset sets ffs-epfiles to NULL before resettin...

DEBIAN-CVE-2025-40315

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Fix epfile null pointer access after ep enable. A race condition occurs when ffsfuncepsenable runs concurrently with ffsdatareset. The ffsdataclear called in ffsdatareset sets ffs-epfiles to NULL before resettin...

UBUNTU-CVE-2025-40315

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Fix epfile null pointer access after ep enable. A race condition occurs when ffsfuncepsenable runs concurrently with ffsdatareset. The ffsdataclear called in ffsdatareset sets ffs-epfiles to NULL before resettin...

CVE-2025-40315

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Fix epfile null pointer access after ep enable. A race condition occurs when ffsfuncepsenable runs concurrently with ffsdatareset. The ffsdataclear called in ffsdatareset sets ffs-epfiles to NULL before resettin...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988906)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988906 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: ffs: Fix use-after-free for epfile Consider a case where ffsfuncepsdisable is called from...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987071)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987071 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: ffs: Fix use-after-free for epfile Consider a case where ffsfuncepsdisable is called from...

SUSE CVE-2022-48822

In the Linux kernel, the following vulnerability has been resolved: usb: ffs: Fix use-after-free for epfile Consider a case where ffsfuncepsdisable is called from ffsfuncdisable as part of composition switch and at the same time ffsepfilerelease get called from userspace. ffsepfilerelease will fr...

DEBIAN-CVE-2022-48822

In the Linux kernel, the following vulnerability has been resolved: usb: ffs: Fix use-after-free for epfile Consider a case where ffsfuncepsdisable is called from ffsfuncdisable as part of composition switch and at the same time ffsepfilerelease get called from userspace. ffsepfilerelease will fr...

CVE-2022-48822

CVE-2022-48822 — Linux kernel usb f_fs use-after-free (epfile) Technical summary: A race between ffs_func_eps_disable (which uses a local copy of epfiles) and ffs_epfile_release can lead to use-after-free of the epfile read buffer. While ffs_epfile_release frees the buffer and destroys ffs->ep...

SUSE CVE-2021-46933

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Clear ffseventfd in ffsdataclear. ffsdataclear is indirectly called from both ffsfskillsb and ffsep0release, so it ends up being called twice when userland closes ep0 and then unmounts ffs. If userland provided ...

DEBIAN-CVE-2021-46933

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Clear ffseventfd in ffsdataclear. ffsdataclear is indirectly called from both ffsfskillsb and ffsep0release, so it ends up being called twice when userland closes ep0 and then unmounts ffs. If userland provided ...