Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992805)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992805 advisory. In the Linux kernel, the following vulnerability has been resolved: fix bitmap corruption on closerange with CLOSERANGEUNSHARE copyfdbitmapsnew, old, count is expect...

Linux Distros Unpatched Vulnerability : CVE-2023-54184

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - scsi: target: iscsit: Free cmds before session free Commands from recovery entries are freed after session has been closed. That leads to use-after-free at...

EUVD-2023-60383

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential oops in cifsoplockbreak With deferred close we can have closes that race with lease breaks, and so with the current checks for whether to send the lease response, oplockresponse, this can mean that an unmount...

EUVD-2023-60457

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsit: Free cmds before session free Commands from recovery entries are freed after session has been closed. That leads to use-after-free at command free or NPE with such call trace: Time2Retain timer expired for...

EUVD-2022-55860

In the Linux kernel, the following vulnerability has been resolved: net: stream: purge skerrorqueue in skstreamkillqueues Changheon Lee reported TCP socket leaks, with a nice repro. It seems we leak TCP sockets with the following sequence: 1 SOFTIMESTAMPINGTXACK is enabled on the socket. Each ACK...

CVE-2023-54176

In the Linux kernel, the following vulnerability has been resolved: mptcp: stricter state check in mptcpworker As reported by Christoph, the mptcp protocol can run the worker when the relevant msk socket is in an unexpected state: connect // incoming reset + fastclose // the mptcp worker is...

CVE-2023-54258

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential oops in cifsoplockbreak With deferred close we can have closes that race with lease breaks, and so with the current checks for whether to send the lease response, oplockresponse, this can mean that an unmount...

UBUNTU-CVE-2023-54258

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential oops in cifsoplockbreak With deferred close we can have closes that race with lease breaks, and so with the current checks for whether to send the lease response, oplockresponse, this can mean that an unmount...

CVE-2022-50819

In the Linux kernel, the following vulnerability has been resolved: udmabuf: Set ubuf-sg = NULL if the creation of sg table fails When userspace tries to map the dmabuf and if for some reason e.g. OOM the creation of the sg table fails, ubuf-sg needs to be set to NULL. Otherwise, when the userspa...

CVE-2023-54258

CVE-2023-54258: In the Linux kernel CIFS code, a race between deferred closes and lease breaks can cause an unmount (kill_sb) to occur before validating tcon->ses during oplock_response, risking a use-after-free. The fix is to reorder checks before sending oplock_response: first ensure openFil...

CVE-2023-54258 cifs: fix potential oops in cifs_oplock_break

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential oops in cifsoplockbreak With deferred close we can have closes that race with lease breaks, and so with the current checks for whether to send the lease response, oplockresponse, this can mean that an unmount...

UBUNTU-CVE-2022-50786

In the Linux kernel, the following vulnerability has been resolved: media: s5p-mfc: Clear workbit to handle error condition During error on CLOSEINSTANCE command, ctxworkbits was not getting cleared. During consequent mfc execution NULL pointer dereferencing of this context led to kernel panic...

UBUNTU-CVE-2022-50785

In the Linux kernel, the following vulnerability has been resolved: fsi: occ: Prevent use after free Use getdevice and putdevice in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check...

CVE-2023-54184

CVE-2023-54184 affects the Linux kernel scsi target iscsit: recovery entries cleanup order caused use-after-free or NULL pointer dereference when freeing cmds after a session. Connected advisories (SUSE/SU-2026-1078 and OSV entries) confirm the issue and show the fixed sequence: move cleanup of r...

CVE-2022-50786 media: s5p-mfc: Clear workbit to handle error condition

In the Linux kernel, the following vulnerability has been resolved: media: s5p-mfc: Clear workbit to handle error condition During error on CLOSEINSTANCE command, ctxworkbits was not getting cleared. During consequent mfc execution NULL pointer dereferencing of this context led to kernel panic...

CVE-2022-50785 fsi: occ: Prevent use after free

In the Linux kernel, the following vulnerability has been resolved: fsi: occ: Prevent use after free Use getdevice and putdevice in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check...

CVE-2022-50785

CVE-2022-50785 is a Linux kernel use-after-free bug in the fsi occ driver. The issue could allow freeing a device while a file descriptor is open. Fixed by adding get_device/put_device in the open/close paths, ensuring the device isn’t freed during an active descriptor, and by locking around the ...

CVE-2022-50785 fsi: occ: Prevent use after free

In the Linux kernel, the following vulnerability has been resolved: fsi: occ: Prevent use after free Use getdevice and putdevice in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992674)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992674 advisory. In the Linux kernel, the following vulnerability has been resolved: fix bitmap corruption on closerange with CLOSERANGEUNSHARE copyfdbitmapsnew, old, count is expect...

PT-2025-54005

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.3.0-rc1-gde5e8fd0123c 11 Description The mptcp protocol could run a worker when the associated socket was in an unexpected state, specifically during a connect operation following an incoming reset and fastclos...