Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fixed a out-of-bounds behavior when dealing with 0 MW LUTs. The number of MW LUTs depends on the NTB configuration and can be set to zero. In such cases, rounddownpowoftwo will cause undefined behavior and...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: switchtec: Fixed a crash occurring in stdevrelease after an unexpected hot removal. A hot removal of a PCI device can occur while stdev-cdev is still held open. The call to stdevrelease happens during close or exit, well aft...

SUSE CVE-2026-43241

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAXMWS, This patch protects against invalid index out of bounds access to mwsizes When invalid access prin...

SUSE CVE-2026-43141

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario rounddownpowoftwo will cause undefined behaviour and should not be performed. This...

CVE-2026-43241

A flaw was found in the Linux kernel component ntbhwswitchtec. This vulnerability allows an attacker to trigger an array-index-out-of-bounds access when handling the number of MW LUTs, which depends on NTB configuration. This invalid access to mwsizes can lead to a Denial of Service DoS condition...

EUVD-2026-27804

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAXMWS, This patch protects against invalid index out of bounds access to mwsizes When invalid access prin...

EUVD-2026-27702

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario rounddownpowoftwo will cause undefined behaviour and should not be performed. This...

CVE-2026-43241

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAXMWS, This patch protects against invalid index out of bounds access to mwsizes When invalid access prin...

CVE-2026-43141

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario rounddownpowoftwo will cause undefined behaviour and should not be performed. This...

CVE-2026-43241

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAXMWS, This patch protects against invalid index out of bounds access to mwsizes When invalid access prin...

CVE-2026-43241

CVE-2026-43241 affects the Linux kernel component ntb_hw_switchtec. The root cause is an array-index-out-of-bounds access related to the number of MW LUTs (dependent on NTB configuration) which can access mw_sizes incorrectly. A patch was applied to guard against invalid index accesses and to pri...

CVE-2026-43241

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAXMWS, This patch protects against invalid index out of bounds access to mwsizes When invalid access prin...

CVE-2026-43241 ntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAXMWS, This patch protects against invalid index out of bounds access to mwsizes When invalid access prin...

CVE-2026-43241 ntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAXMWS, This patch protects against invalid index out of bounds access to mwsizes When invalid access prin...

CVE-2026-43141 ntb: ntb_hw_switchtec: Fix shift-out-of-bounds for 0 mw lut

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario rounddownpowoftwo will cause undefined behaviour and should not be performed. This...

CVE-2026-43141

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario rounddownpowoftwo will cause undefined behaviour and should not be performed. This...

CVE-2026-43141

Summary : CVE-2026-43141 affects the Linux kernel ntb_hw_switchtec code, where the number of MW LUTs can be configured to zero. In that scenario, a call to rounddown_pow_of_two could trigger undefined behavior. The patch ensures rounddown_pow_of_two is only applied to a valid value. Impact : Unde...

CVE-2026-43141

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario rounddownpowoftwo will cause undefined behaviour and should not be performed. This...

CVE-2026-43141 ntb: ntb_hw_switchtec: Fix shift-out-of-bounds for 0 mw lut

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario rounddownpowoftwo will cause undefined behaviour and should not be performed. This...

Linux Distros Unpatched Vulnerability : CVE-2026-43141

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ntb: ntbhwswitchtec: Fix shift-out-of-bounds for 0 mw lut Number of MW LUTs depends on NTB configuration and can be set to zero, in such scenario...