Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000939)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000939 advisory. The scosockbind function in net/bluetooth/sco.c in the Linux kernel before 4.3.4 does not verify an address length, which allows local users to obtain sensitive...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001579)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001579 advisory. A flaw use-after-free in function scosocksendmsg of the Linux kernel HCI subsystem was found in the way user calls ioct UFFDIOREGISTER or other way triggers race...

CVE-1999-0476

A weak encryption algorithm is used for passwords in SCO TermVision, allowing them to be easily decrypted by a local user...

CVE-1999-0411

Several startup scripts in SCO OpenServer Enterprise System v 5.0.4p, including S84rpcinit, S95nis, S85tcp, and S89nfs, are vulnerable to a symlink attack, allowing a local user to gain root access...

CVE-1999-0697

SCO Doctor allows local users to gain root privileges through a Tools option...

CVE-2023-54038

A flaw was found in the Linux kernel's Bluetooth Host Controller Interface HCI connection handling. A local user could exploit this vulnerability when the hciconnectsco function returns a NULL pointer instead of an error pointer when no link is present. This improper handling of exceptional...

SUSE CVE-2023-54038

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: return ERRPTR instead of NULL when there is no link hciconnectsco currently returns NULL when there is no link i.e. when hciconnlink returns NULL. scoconnect expects an ERRPTR in case of any error see line 266...

Linux Distros Unpatched Vulnerability : CVE-2023-54038

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: hciconn: return ERRPTR instead of NULL when there is no link hciconnectsco currently returns NULL when there is no link i.e. when hciconnlink returns...

CVE-2023-54038

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: return ERRPTR instead of NULL when there is no link hciconnectsco currently returns NULL when there is no link i.e. when hciconnlink returns NULL. scoconnect expects an ERRPTR in case of any error see line 266...

UBUNTU-CVE-2023-54038

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: return ERRPTR instead of NULL when there is no link hciconnectsco currently returns NULL when there is no link i.e. when hciconnlink returns NULL. scoconnect expects an ERRPTR in case of any error see line 266...

CVE-2023-54038

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: return ERRPTR instead of NULL when there is no link hciconnectsco currently returns NULL when there is no link i.e. when hciconnlink returns NULL. scoconnect expects an ERRPTR in case of any error see line 266...

CVE-2023-54038 Bluetooth: hci_conn: return ERR_PTR instead of NULL when there is no link

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: return ERRPTR instead of NULL when there is no link hciconnectsco currently returns NULL when there is no link i.e. when hciconnlink returns NULL. scoconnect expects an ERRPTR in case of any error see line 266...

CVE-2023-54038 Bluetooth: hci_conn: return ERR_PTR instead of NULL when there is no link

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: return ERRPTR instead of NULL when there is no link hciconnectsco currently returns NULL when there is no link i.e. when hciconnlink returns NULL. scoconnect expects an ERRPTR in case of any error see line 266...

CVE-2023-54038

The CVE-2023-54038 issue affects the Linux kernel Bluetooth HCI path. The root cause is that hci_connect_sco() (and similarly hci_connect_cis()) returned NULL on error, causing sco_conn_add() to dereference hcon->hdev and crash. The fix switches to returning an ERR_PTR on error for both hci_co...

PT-2025-52995

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's Bluetooth implementation within the hci conn component. Specifically, the hci connect sco and hci connect cis functions were returning NULL when a lin...

SUSE CVE-2025-40309

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix UAF on scoconnfree BUG: KASAN: slab-use-after-free in scoconnfree net/bluetooth/sco.c:87 inline BUG: KASAN: slab-use-after-free in krefput include/linux/kref.h:65 inline BUG: KASAN: slab-use-after-free in...

EUVD-2025-201636

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix UAF on scoconnfree BUG: KASAN: slab-use-after-free in scoconnfree net/bluetooth/sco.c:87 inline BUG: KASAN: slab-use-after-free in krefput include/linux/kref.h:65 inline BUG: KASAN: slab-use-after-free in...

CVE-2025-40309

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix UAF on scoconnfree BUG: KASAN: slab-use-after-free in scoconnfree net/bluetooth/sco.c:87 inline BUG: KASAN: slab-use-after-free in krefput include/linux/kref.h:65 inline BUG: KASAN: slab-use-after-free in...

DEBIAN-CVE-2025-40309

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix UAF on scoconnfree BUG: KASAN: slab-use-after-free in scoconnfree net/bluetooth/sco.c:87 inline BUG: KASAN: slab-use-after-free in krefput include/linux/kref.h:65 inline BUG: KASAN: slab-use-after-free in...

UBUNTU-CVE-2025-40309

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix UAF on scoconnfree BUG: KASAN: slab-use-after-free in scoconnfree net/bluetooth/sco.c:87 inline BUG: KASAN: slab-use-after-free in krefput include/linux/kref.h:65 inline BUG: KASAN: slab-use-after-free in...