Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In md/raid10, when reusing an r10bio for discard, readslot is reset to -1. The putallbios function always drops devsi.bio, but it only drops devsi.replbio when r10bio-readslot 0. If discard reuses an r10bio that was previously us...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fixed the issue where the QP destruction operation was delayed until all references to QP were dropped. The completion of the QP destruction operation is delayed until all references to QP have been removed. The RDMA co...

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: - For the media module, in mtk-mdp: Error handling in the probe function has been fixed. - Added mtkmdpunregisterm2mdevice in the error handling path to prevent resource leaks. - Added a check on the return value of...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: iio: dac: m62332: Fix the imbalance in the regulator’s reference count The m62332setvalue function enables the Vcc regulator every time a non-zero value is written, and disables it every time zero is written, without tracking...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: firmwareloader: fixed the device reference leak in firmwareUploadRegister firmwareUploadRegister - fwCreateInstance - deviceInitialize After fwCreateInstance succeeds, the lifetime of the embedded struct device is expected to ...

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

In the Linux kernel, the following vulnerability has been resolved: serial: caif: Fix use-after-free in caifSerial ldiscClose There is a use-after-free bug in caifSerial where handletx may access ser-tty after tty has been freed. The race condition occurs between ldiscClose and packet transmissio...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cifs: Prevent NULL dereferencing in cifscomposemountoptions. The optional @ref parameter may contain a NULL nodename. Therefore, prevent dereferencing it in cifscomposemountoptions. Address-Coverity: 1476408 “Explicit NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph: The reference to cephstring should be placed correctly after the asynccreate attempt. The reference obtained by tryprepasynccreate is currently being leaked. Ensure that we place this reference correctly...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu/amdgpucs: fixed the reference count leak of a dmafence object. This issue occurs in an error path within amdgpucsfencetohandleioctl. When info-in.what falls under the default case, the function simply returns...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The reference count leak in smbcheckpermdacl has been fixed. The issue occurs in a specific part of smbcheckpermdacl. When “id” and “uid” have the same value, the function simply jumps out of the loop without decrementing...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ARM: versatile: Added ofnodeput in dcscbinit. The devicenode pointer is returned by offindcompatiblenode, with the reference count incremented. We should use ofnodeput to avoid the reference count leak...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek – Fixed the omission of ofnodeput in mt2701wm8960machineprobe. This node pointer is returned by ofparsephandle, and the reference count is incremented in this function. Calling ofnodeput was performed to avoid the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: phy: ti: tusb1210: Resolve charger-det crash if charger psy is unregistered The powersupply framework is not actually designed to have long-term references to powersupply devices in the kernel. Specifically, unregistering a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ixgbe: fixed the refcount leak for PCI devices As stated in the comment for pcigetdomainbusandslot, it returns a PCI device with the reference count incremented. When using this device, the caller must decrement the reference...

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

In the Linux kernel, the following vulnerability has been resolved: smb: Client side – fixed a potential deadlock that could occur when releasing mids. All callers of releasemid seem to hold a reference to @mid; therefore, there is no need to call krefput&mid-refcount, releasemid under...

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

In the Linux kernel, the following vulnerability has been resolved: USB: Roles – Fixed NULL pointer issue when referencing the module’s reference. In the current design, the USB role class driver will obtain a reference to the module of the usbroleswitch object after the user selects the...

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

In the Linux kernel, the following vulnerabilities have been resolved: s390/zcrypt: fixed reference counting on zcrypt card objects Tests with hot-plugging crypto cards on KVM guests with a debug kernel build revealed an use-after-free of the load field of the struct zcryptcard. The issue was due...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fixed the issue where a memory leak occurred after the session was logged off. There is an issue with the interaction between SMB2 session logging out and SMB2 session setup. This issue causes a memory leak after the sessi...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: A use-after-free issue in getinfo has been fixed. When the ip6tablenat module is unloaded, a refcnt warning occurs due to a UAF. The call trace is as follows: WARNING: CPU: 1 PID: 379 at kernel/module/main.c:853...

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

In the Linux kernel, the following vulnerability has been resolved: PCI: Fixed a reference leak in pciregisterhostbridge. If deviceregister fails, call putdevice to release the reference, thereby avoiding a memory leak, according to the comment in deviceregister. Found during code review. bhelgaa...