Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Media: v4l: async: Fixed a NULL pointer dereferencing issue in the process of creating auxiliary links. In v4l2asynccreateancillarylinks, auxiliary links are created for lens and flash sub-devices. These are links between...

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

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/hisi: The second sensor, hi3660, was removed. The commit 74c8e6bffbe1 “driver core: Add allocsize hint to devm allocators” exposes a panic “BRK handler: Fatal exception” during the hi3660thermalprobe function. Thi...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: hns: Fixed a possible memory leak in hnaeaeregister. When a fault is injected while probing a module, if deviceregister fails, but the refcount of the kobject is not decreased to 0, the name allocated in devsetname may be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: gve: Prevent ethtool operations after shutdown A crash can occur if an ethtool operation is invoked after the shutdown function is called. shutdown is invoked during system shutdown to stop DMA operations without performing...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm: bridge: adv7511: Unregistering the i2c device after unregistering the CEC adapter. The cecunregisteradapter function assumes that the underlying CEC adapter is callable. For example, if the CEC adapter currently has a valid...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: rt711-sdca – fixed a situation where the kernel’s NULL pointer was dereferenced due to an IO error. The initial settings will be written before the codec probe function is called. However, the rt711-component has not yet be...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cxl: fixed a possible null-ptr-deref in cxlPCIinitafu|adapter. If deviceRegister fails in cxlPCIafu|adapter, the device is not added. In this case, deviceUnregister cannot be called in the error path; otherwise, a null-ptr-deref...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/tunnel: Wait until all skuserdata readers complete before releasing the sock. There is a race condition in vxlan where, when deleting a vxlan device during packet reception, there is a possibility that the sock is released...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Driver Core: Fixed a resource leak in deviceadd. When kobjectadd fails in deviceadd, it will call cleanupgluedir to free resources. However, in kobjectadd, dev-kobj.parent has been set to NULL. This will cause a resource leak. Th...

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: net: usb: cdc-phonet: A fix was made to prevent overflow of the skbsharedinfo-frags array when processing rxcomplete calls. A malicious USB device that claims to be a CDC Phonet modem can cause an overflow by sending an unbounded...

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: fbdev: core: fbcvt: avoid division by 0 in fbcvthperiod In fbfindmodecvt, if mode-refresh happens to be 0x80000000, cvt.frefresh will become 0 when multiplied by 2 due to overflow. This value is then passed to fbcvthperiod, where...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: PM: core: keep irq flags in devicepmcheckcallbacks The function devicepmcheckcallbacks can be called under the spin lock in the reported case, it happens from genpdadddevice - devpmdomainset, when the genpd uses spinlocks rather...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: misc: fastrpc: Do not remove the map from createprocess and devicerelease. Do not remove the map from the list during the error handling in fastrpcinitcreateprocess. Instead, call fastrpcmapput to avoid a use-after-free...

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

In the Linux kernel, the following vulnerability has been resolved: gpio: davinci: Validate the obtained number of IRQs. The value of pdata-gpiounbanked is retrieved from the Device Tree. If the Device Tree is corrupted due to any error, this value can be arbitrary. Without this value validation,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: Keystone: Fixed a NULL pointer dereferencing issue in case of a DT error in kspciesetuprcapp regs. If IORESOURCEMEM is not provided in the Device Tree due to any error, resourcelistfirsttype will return NULL, and...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iio: adc: adi-axi-adc: Fixed the refcount leak in adiaxiadcattachclient. The ofparsephandle function returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Add the...

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

In the Linux kernel, the following vulnerability has been resolved: net: tun: Fix use-after-free in tundetach Syzbot reported a use-after-free in tundetach. This causes a call trace like the following: ================================================================== BUG: KASAN: use-after-free i...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: r6040: Fixed the kmemleak in the probe process and removed it. There is a memory leak reported by kmemleak: - Unreferenced object 0xffff888116111000 size 2048: comm “modprobe”, pid 817, jiffies 4294759745 age 76.502s Hex dump...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mcb: mcb-parse: fixed an error in handling chameleonparsegdd. If mcbdeviceregister returns an error in chameleonparsegdd, the reference count of the bus and device names is exposed. This issue is addressed by calling putdevice 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: fbdev: bitblit: In the bitPutcs function, the bound-check glyph index was derived from the character value masked by 0xff or 0x1ff. This may lead to reading beyond the end of the built-in font array, exceeding the actual number o...