Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: usbip: fixed a reference count leak in stubprobe The usbgetdev function is called in stubdevicealloc. When stubprobe fails later on, the usbputdev function must be called to release the reference. This issue was fixed by...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: cxl: Fixed a memory leak in the error handling path. The bitmapzalloc function must be balanced with a corresponding bitmapfree function in the error handling path of afuallocateirqs...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Do not free the IRQ if it was not requested. Since the msmdrmuninit function is called from the msmdrminit error path, additional care is necessary to avoid calling freeirq for the IRQ that was not requested. This issue...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: brcmfmac: pcie: Firmware is released in the brcmfmacpciesetup error path. This prevents memory leaks if the brcmfchipgetraminfo function fails. Note that the CLM blob is released in the device removal path...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Unmarking an inode as being in use in error paths The inode is marked as “in use” if an error occurs. If the marking of the inode as “in use” occurs in cachefilesopenfile, Cachefiles will report an error message sayin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS – Fixed a memory leak in the hwspoolbuddyinit error path. In the error path of hwspoolbuddyinit, the buddy allocator cleanup does not free the allocator structure itself, resulting in a memory leak. Added the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/erdma: Fixed a reference count leak in erdmammap. The function rdmausermmapentryget takes a reference; we should release that reference when it is no longer needed. Add the missing rdmausermmapEntryPut function in the err...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fixed a memory leak in the ntfsfillsuper error path. syzbot reported the following regarding kmemleak: Bug: Memory leak Unreferenced object: 0xffff8880122f1540 size: 32 bytes Command: "a.out", PID: 6664; Jiffies:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: xprtrdma: fixed pointer dereferencing in error cases of rpcrdmaepcreate. If there are failures, we must not leave non-NULL pointers with error values. Otherwise, rpcrdmaepDestroy will be confused and try to free those pointers...

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

In the Linux kernel, the following vulnerability has been resolved: net/usb: kalmia: Do not pass actlen in the usbbulkmsg error path. syzbot reported that actlen in kalmiasendinitpacket is uninitialized when it is passed to the first usbbulkmsg error path. Jiri Pirko noted that it’s pointless to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipvs: Fixed the NULL dereference in the error path of ipvsaddservice. When ipvsbindscheduler successfully calls ipvsaddservice, the local variable sched is set to NULL. If ipvsstartestimator subsequently fails, the cleanup code...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mlxsw: Minor fix for a potential memory leak in mlxswmlinecardsinit. The line cards array is not freed during the error path of mlxswmlinecardsinit, which could lead to a memory leak. This issue was addressed by freeing the array...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: igb: Clean up operations in all error paths when enabling SR-IOV After commit 50f303496d92 “igb: Enabling SR-IOV after reinit”, removing the igb module could cause a hang or crash depending on the machine when the module was load...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: The page is released in the error path to avoid BUGON. Consider the following sequence of events: 1. The userspace sends a UFFD ioctl, which ultimately calls shmemmfillatomicpte. We successfully account the blocks, a...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i2c: cadence: cdnsi2cmasterxfer: Fixed a runtime PM leak on the error path. The cdnsi2cmasterxfer function acquires a runtime PM reference when it is executed. This reference is released when the function exits. Currently, there ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Memory: renesas-rpc-if – fixed the platform-device leak in the error path. Make sure the flash platform device is freed in case registration fails during the probe...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: Marvell: Prestera: Fixed an issue where double-free operations occurred on the error path. Fixed error path handling in presterabridgeportjoin, which could cause the Prestera driver to crash see below. Trace: - Internal...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NTB: Fixed a possible name leak in ntbregisterdevice. If deviceregister fails in ntbregisterdevice, the device name allocated by devsetname should be freed. According to the comment in deviceregister, callers should use putdevice...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: dma-buf/syncfile: Do not leak fences during merge failures. Each call to addfence performs a dmafenceget operation on the relevant fence. In error-prone scenarios, we did not call dmafenceput, resulting in all those fences bei...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: cxl: Fixed the refcount leak in cxlcalccapprouting. The ofgetnextparent function returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. This function only calls ofnodeput ...