Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The statement “j1939sessiondeactivate should be called with a session ref-count of at least 2” is incorrect. In some concurrent scenarios, j1939sessiondeactivate can be...

SUSE CVE-2026-22997

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

CVE-2026-22997 net: can: j1939: j1939_xtp_rx_rts_session_active(): deactivate session upon receiving the second rts

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-989711)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989711 advisory. In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The conclusion j1939sessiondeactivate...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-989362)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989362 advisory. In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The conclusion j1939sessiondeactivate...

EUVD-2021-34674

Malicious code in bioql PyPI...

Linux j1939_session_deactivate() DoS

The vulnerability of the j1939sessiondeactivate function in the Linux operating system is related to resource management errors. Exploiting this vulnerability can allow an attacker to cause a service failure...

SUSE CVE-2021-4454

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The conclusion "j1939sessiondeactivate should be called with a session ref-count of at least 2" is incorrect. In some concurrent scenarios, j1939sessiondeactivate can be...

DEBIAN-CVE-2021-4454

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The conclusion "j1939sessiondeactivate should be called with a session ref-count of at least 2" is incorrect. In some concurrent scenarios, j1939sessiondeactivate can be...

UBUNTU-CVE-2021-4454

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The conclusion "j1939sessiondeactivate should be called with a session ref-count of at least 2" is incorrect. In some concurrent scenarios, j1939sessiondeactivate can be...

CVE-2021-4454

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The conclusion "j1939sessiondeactivate should be called with a session ref-count of at least 2" is incorrect. In some concurrent scenarios, j1939sessiondeactivate can be...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an incorrect WARNONONCE check in j1939sessiondeactivate...

PT-2025-13279

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.14.0-rc7+ Description A vulnerability in the Linux kernel has been resolved, related to the j1939 session deactivate function. The issue arises from an incorrect conclusion that j1939 session deactivate should ...