The vulnerability of the ksz_ptp_msg_irq_setup() function in the drivers/net/dsa/microchip/ksz_ptp.c module of the DSA kernel of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the kszptpmsgirqsetup function in the drivers/net/dsa/microchip/kszptp.c module of the DSA kernel of the Linux operating system is related to improper memory release memory leak. Exploiting this vulnerability allows a remote attacker to compromise the confidentiality,...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Networking layer: dsa: Microchip: Do not free uninitialized kszirq. If there are issues during initialization, the kszirqfree function may be called on uninitialized kszirq values for example, when kszptpirqsetup fails. This can...

SUSE CVE-2026-43372

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Fix error path in PTP IRQ setup If requestthreadedirq fails during the PTP message IRQ setup, the newly created IRQ mapping is never disposed. Indeed, the kszptpirqsetup's error path only frees the mappings...

EUVD-2026-28678

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Fix error path in PTP IRQ setup If requestthreadedirq fails during the PTP message IRQ setup, the newly created IRQ mapping is never disposed. Indeed, the kszptpirqsetup's error path only frees the mappings...

CVE-2026-43372 net: dsa: microchip: Fix error path in PTP IRQ setup

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Fix error path in PTP IRQ setup If requestthreadedirq fails during the PTP message IRQ setup, the newly created IRQ mapping is never disposed. Indeed, the kszptpirqsetup's error path only frees the mappings...

CVE-2026-43372: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Fix error path in PTP IRQ setup If requestthreadedirq fails during the PTP message IRQ setup, the newly created IRQ mapping is never disposed. Indeed, the kszptpirqsetup's error path only frees the mappings...

PT-2026-39033

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the net: dsa: microchip component where the ksz ptp irq setup function fails to dispose of a newly created IRQ mapping if the request threaded irq function fails durin...

AZL-72983 CVE-2025-68338 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Don't free uninitialized kszirq If something goes wrong at setup, kszirqfree can be called on uninitialized kszirq for example when kszptpirqsetup fails. It leads to freeing uninitialized IRQ numbers and/or...

CVE-2025-68338

In the Linux kernel, CVE-2025-68338 concerns the dsa: microchip path where, if setup fails, ksz_irq_free() may be called on an uninitialized ksz_irq, risking freeing uninitialized IRQ numbers and/or domains. The fix implemented is to iterate only over fully initialized ports in the error path usi...

CVE-2025-68338: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Don't free uninitialized kszirq If something goes wrong at setup, kszirqfree can be called on uninitialized kszirq for example when kszptpirqsetup fails. It leads to freeing uninitialized IRQ numbers and/or...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989161)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989161 advisory. In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Added the condition for scheduling kszmibreadwork When the ksz module is...

CVE-2022-49591

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: kszcommon: Fix refcount leak bug In kszswitchregister, we should call ofnodeput for the reference returned by ofgetchildbyname which has increased the refcount...

CVE-2021-47439

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Added the condition for scheduling kszmibreadwork When the ksz module is installed and removed using rmmod, kernel crashes with null pointer dereferrence error. During rmmod, kszswitchremove function tries to...

DEBIAN-CVE-2021-47439

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Added the condition for scheduling kszmibreadwork When the ksz module is installed and removed using rmmod, kernel crashes with null pointer dereferrence error. During rmmod, kszswitchremove function tries to...

CVE-2021-47439

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Added the condition for scheduling kszmibreadwork When the ksz module is installed and removed using rmmod, kernel crashes with null pointer dereferrence error. During rmmod, kszswitchremove function tries to...