Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: dma: fixed a memory leak that occurred during the mt76dmatxcleanup routine. Fixed the memory leak caused by unregistering devices, and ensured that all configured rx queues are always cleaned up during the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ptp: Unregistering virtual clocks when unregistering a physical clock. When unregistering a physical clock that contains virtual clocks, the virtual clocks must also be unregistered. This fix resolves the following errors that...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: NFC: NULLed the dev-rfkill to prevent UAF The commit 3e3b5dfcd16a “NFC: reordered the logic in nfcun,registerdevice” assumes that the deviceisregistered function in the nfcdevup function will help to check when the rfkill is...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: cxl: fixed a possible null-ptr-deref in cxlguestinitafu|adapter. If deviceregister fails in cxlregisterafu|adapter, the device is not added. In this case, deviceunregister cannot be called in the error path. Otherwise, a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fixed a NULL pointer crash in bnxtptpenable during error cleanup. When bnxtinitone fails during initialization e.g., bnxtinitintmode returns -ENODEV, the error handling code calls bnxtfreehwrmresources, which destroys the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: Honor the “dormant flag” from the netdev release event path. Check for the “dormant flag” of the table otherwise the netdev release event path attempts to unregister an already unregistered hook...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vdpa: fixed a use-after-free in vpvdparemove. When the vpvdpa driver is unbound, vpvdpa is freed in vdpaunregisterdevice, and then vpvdpa-mdev.pcidev is dereferenced in vpmodernremove, triggering a use-after-free. Call trace for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mhi: Fixed a memory leak in mhinetdellink. The MHI driver registers the network device without setting the needsfreenetdev flag, and does not call freenetdev when unregistering the network device. This results in a memory...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: rejecting new basechains after table flag updates When the “dormant” flag is toggled, hooks are disabled during the commit phase by iterating over existing and new chains in the table. The following...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftchainfilter: handling of NETDEVUNREGISTER for the inet/ingress basechain. Remove netdevice from the inet/ingress basechain in case NETDEVUNREGISTER event is reported; otherwise, a stale reference to netdevice remain...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: x86-android-tablets: Devices are unregistered in reverse order. Not all subsystems support the removal of a device when there are still consumers referencing that device. One example is the regulator subsystem. If a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Thermal: Fix for double-free on unregistration Since commit 3d439b1a2ad3 “thermal/core: Alloc-copy-free the thermal zone parameters structure”, the thermalzonedeviceregister function allocates a copy of the tzp argument and frees...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i2c: core: Fixed the double-free of fwnode in i2cunregisterdevice. Before committing the change df6d7277e552 “i2c: core: Do not dereference fwnode in struct device”, i2cunregisterdevice only called fwnodehandleput on ofnode-s by...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: vesafb: Fixed a use-after-free due to early fbinfo cleanup. The commit b3c9a924aab6 “fbdev: vesafb: Cleanup fbinfo in .fbdestroy instead of .remove fixed a use-after-free error where the vesafb driver freed the fbin...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fixed a memory leak in pvrprobe. The error handling code in pvr2hdwcreate forgets to unregister the v4l2 device. When pvr2hdwcreate returns back to pvr2contextcreate, it calls pvr2contextdestroy to destroy the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: musb: dsps: Fix the probe error path The commit 7c75bde329d7 “usb: musb: musbdsps: requestirq after initializing musb” has corrected the calls to dspssetupoptionalvbusirq and dspscreatemusbpdev, but did not update the error...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Staging: rtl8712: fixed a use-after-free in rtl8712dlfw Syzbot reported a use-after-free in rtl8712dlfw. The issue occurred due to a race condition between r871xudevremove and dondoopen callbacks. It’s clear from the crash log...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid unregistering PSP twice. PSP is unregistered twice in the following paths: mlx5eremove - mlx5epspunregister mlx5eniccleanup - mlx5epspunregister This leads to a refcount underflow under certain conditions:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ieee802154/adf7242: defer destroyworkqueue call There is a possible race condition use-after-free as follows: FREE | USE adf7242remove | adf7242channel canceldelayedworksync | destroyworkqueue 1 | adf7242cmdrx | moddelayedwork 2 ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: regulator: raa215300 – Fixed resource leak in case of errors The clkregisterclkdev function allocates memory by calling vclkdevalloc, and this memory is not freed in the error path. Similarly, resources allocated by...