Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net: netsec: fixed error handling in netsecregistermdio. If phydeviceregister fails, phydevicefree must be called to reset the reference count; thus, the memory associated with the phy device and its name can be freed in the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: double hook unregistration in netns path nftreleasehooks is called from the prenetns exit path, which unregisters the hooks. Then, the NETDEVUNREGISTER event is triggered, which unregisters the hooks again...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: firmwareloader: A use-after-free occurred during the unregister operation. In the following code within firmwareUploadunregister, the call to deviceunregister could cause the devrelease function to free the fwUploadPriv structure...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: clk: Microchip – Fixed potential UAF in auxdev release callback. Similar to commit 1c11289b34ab “peci: CPU – Fixed use-after-free in adevrelease”, the auxiliary device is not removed in the correct order. If auxiliarydeviceadd...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vpvdpa: fixed the crash that occurs when the vpvdpa device is unplugged suddenly. When the vpvdpa device is unplugged, it triggers a kernel panic. The root cause is that vdpamgmtdevunregister will access modern devices, leadin...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nvdimm: The memory pointed to by ndpmu-pmu.attrgroups is allocated in the function registernvdimmpmu, and it is lost after the kfreendpmu call in the function unregisternvdimmpmu...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath11k – Fixed a memory leak in the WMI firmware stats. The memory allocated for firmware pdev, vdev, and beacon statistics is not released during the rmmod process. This issue was fixed by calling the ath11kfwstatsfree...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: tpm: Added !tpmamdisrngdefective to the hwrngunregister call site The following crash was reported: 1950.279393 listdel corruption, ffff99560d485790-next is NULL 1950.279400 ------------ cut here ------------ 1950.279401 Kerne...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: shaper: Protection against late creation of hierarchies. We retrieve the netdev during the preparation of Netlink operations before callbacks. We then take a reference to it. Later, within the body of the callback, we acquir...

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: crypto: API – Use a work queue in cryptoDestroyInstance. The function cryptoDropSpawn is expected to be called from the process context. However, when an instance is not registered while it still has active users, the last user m...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - Ice: Fixed the KASAN error in the LAG NETDEVUNREGISTER handler. Currently, the same handler is called for both the NETDEVBONDINGINFO LAG unlink notification and the NETDEVUNREGISTER call. This causes problems, as the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ftrace: Fixed NULL pointer dereferencing in isftracetrampoline when ftrace is disabled. ftracestartup does not remove ops from ftraceopslist when ftracestartupenable fails: registerftracefunction ftracestartup...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Input: iforce – wait to complete the command after clearing the IFORCEXMITRUNNING flag. syzbot reports a hung task at inputunregisterdevice, with iforceclose waiting in waiteventinterruptible, while dev-mutex is held. This is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: wilc1000: added the missing unregisternetdev function in wilcnetdevifcinit. The fault injection test reports this issue as follows: Kernel BUG at net/core/dev.c:10731! Invalid opcode: 0000 1 PREEMPT SMP KASAN PTI Call trace...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: clk: imx: clk-imxrt1050: fixed a memory leak in imxrt1050clocksprobe. Use devmofiomap instead of ofiomap to automatically handle the unused ioremap regions. If any errors occur, the memory allocated by kzalloc may leak; howeve...

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

In the Linux kernel, the following vulnerability has been resolved: dmaengine: Fixed a NULL pointer issue in the channel unregistration function. The dmaasyncdevicechannelregister function may fail. In the event of a failure, chan-local is freed with freepercpu, and chan-local becomes null. When...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Tracing: Fixed wild-memory-access in registersynthevent. In registersynthevent, if setsyntheventprintfmt fails, then both traceremoveeventcall and unregisterTraceEvent will be called. This means that traceeventcall will call...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: md/raid5-cache: fixed a deadlock in r5lexitlog. The commit b13015af94cf “md/raid5-cache: Clear conf-log after finishing work” introduced a new problem: // The caller holds reconfigmutex r5lexitlog flushwork&log-disablewritebackwo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8186: Fixed a use-after-free in the “remove” path of the driver. When devm runs functions in the “remove” path for a device, it executes them in reverse order. This means that if there are parts of your driver...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nexthop: Fix memory leaks in nexthop notification chain listeners syzkaller discovered memory leaks 1 that can be reduced to the following commands: ip nexthop add id 1 blackhole devlink dev reload pci/0000:06:00.0 As part of the...