Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: mISDN: fixed a possible use-after-free in HFCcleanup The remove path of this module calls deltimer. However, that function does not wait until the timer handler finishes. This means that the timer handler may still be running aft...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Drivers: Staging: rtl8723bs: Fixed a deadlock in rtwsurveydoneeventcallback There is a deadlock in rtwsurveydoneeventcallback, as shown below: Thread 1 | Thread 2 | settimer rtwsurveydoneeventcallback| modtimer spinlockbh //1 |...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-002649)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-002649 advisory. In the Linux kernel, the following vulnerability has been resolved: i2c: pnx: Fix potential deadlock warning from deltimersync call in isr When deltimersync is calle...

The vulnerability of the del_timer_sync() function in the Linux operating system allows a hacker to execute arbitrary code or cause a service failure.

The vulnerability of the deltimersync function in the Linux operating system’s kernel relates to the possibility of using memory after it is freed. Exploiting this vulnerability could allow a attacker to execute arbitrary code or cause service interruptions...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992185)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992185 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: libsas: Fix use-after-free bug in smpexecutetasksg When executing SMP task failed, the...

UBUNTU-CVE-2023-54120

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix race condition in hidpsessionthread There is a potential race condition in hidpsessionthread that may lead to use-after-free. For instance, the timer is active while hidpdeltimer is called in hidpsessionthread. Aft...

CVE-2023-54120 Bluetooth: Fix race condition in hidp_session_thread

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix race condition in hidpsessionthread There is a potential race condition in hidpsessionthread that may lead to use-after-free. For instance, the timer is active while hidpdeltimer is called in hidpsessionthread. Aft...

CVE-2022-50697: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mrp: introduce active flags to prevent UAF when applicant uninit The caller of deltimersync must prevent restarting of the timer, If we have no this synchronization, there is a small probability that the cancellation will not be...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989254)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989254 advisory. In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Use deltimersync in fw reset flow of halting poll Substitute deltimer with deltimersync...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989560)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989560 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers: tty: serial: Fix deadlock in sa1100settermios There is a deadlock in sa1100settermios,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988718)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988718 advisory. In the Linux kernel, the following vulnerability has been resolved: mISDN: fix possible use-after-free in HFCcleanup This module's remove path calls deltimer. Howeve...

EUVD-2022-54677

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciqca: Use deltimersync before freeing While looking at a crash report on a timer list being corrupted, which usually happens when a timer is freed while still active. This is commonly triggered by code calling deltim...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987632)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987632 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192u: Fix deadlock in ieee80211beaconsstop There is a deadlock in...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987225)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987225 advisory. In the Linux kernel, the following vulnerability has been resolved: watchdog: sc520wdt: Fix possible use-after-free in wdtturnoff This module's remove path calls...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986347)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986347 advisory. In the Linux kernel, the following vulnerability has been resolved: mISDN: fix possible use-after-free in HFCcleanup This module's remove path calls deltimer. Howeve...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986792)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986792 advisory. In the Linux kernel, the following vulnerability has been resolved: atm: nicstar: Fix possible use-after-free in nicstarcleanup This module's remove path calls...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-986422)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986422 advisory. In the Linux kernel, the following vulnerability has been resolved: watchdog: sc520wdt: Fix possible use-after-free in wdtturnoff This module's remove path calls...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986690)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986690 advisory. In the Linux kernel, the following vulnerability has been resolved: atm: iphase: fix possible use-after-free in iamoduleexit This module's remove path calls deltimer...

SUSE CVE-2023-53219

In the Linux kernel, the following vulnerability has been resolved: media: netupunidvb: fix use-after-free at deltimer When Universal DVB card is detaching, netupunidvbdmafini uses deltimer to stop dma-timeout timer. But when timer handler netupunidvbdmatimeout is running, deltimer could not stop...

CVE-2023-53219 media: netup_unidvb: fix use-after-free at del_timer()

In the Linux kernel, the following vulnerability has been resolved: media: netupunidvb: fix use-after-free at deltimer When Universal DVB card is detaching, netupunidvbdmafini uses deltimer to stop dma-timeout timer. But when timer handler netupunidvbdmatimeout is running, deltimer could not stop...