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: rxrpc: a reference count leak was fixed in rxrpcserverkeyring. This patch addresses the reference count leak in rxrpcserverkeyring by checking whether rx-securities has already been set...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: A reference count leak was fixed in snruncoremmiomap. pcigetdevice will increase the reference count of the returned pcidev. Therefore, snruncoregetmcdev will return a pcidev with its reference count...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/spufs: Fixed a refcount leak in spufsinitisolatedloader. The function offindnodebypath returns a nodepointer for a remote device, with the refcount incremented. We should use ofnodeput on it after processing. Add...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Net: Ethernet: mtkethsoc: Reset the progptr to oldprog in case of an error in mtkxdpsetup. Reset the eBPF program pointer to oldprog, and do not decrease its reference count if the mtkopen routine in mtkxdpsetup fails...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: spi: uniphier: fix reference count leak in uniphierspiprobe The issue occurs in several error paths within uniphierspiprobe. When either dmagetslavecaps or devmspiregistermaster returns an error code, the function forgets to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fprinter: Only use kref for successful opening of the character device. The printeropen function returns -EBUSY when the character device is already open. However, it increments the dev-kref regardless of the return...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: enetc: avoid buffer leaks on xdpdoredirect failure Before enetccleanrxringxdp calls xdpdoredirect, each software BD in the RX ring between index origi and i can have one of two refcount values on its page. We are the owner o...

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

In the Linux kernel, the following vulnerability has been resolved: mfd: arizona: Use pmruntimeresumeandget to prevent refcnt leak In arizonaclk32kenable, we should use pmruntimeresumeandget. pmruntimegetsync will increase the refcnt even when it returns an error...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fhid: fix refcount leak on error path When failing to allocate reportdesc, opts-refcnt has already been incremented; therefore, it needs to be decremented to prevent the options structure from being permanently locke...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fixed a reference count leak in pprnotifier. According to the comments for pcigetdomainbusandslot, it returns a PCI device with a reference count that increments after use. The caller must decrement the reference count...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: gpio: sifive: Fix the refcount leak in sifivegpioprobe. The function ofirqfindparent returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. Add ofnodeput to avoid the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: 9p: Fixed the fid refcount leak in v9fsvfsgetlink. We now check for protocol versions that are later than required, after a fid has been obtained. Simply move the version check to an earlier stage...

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

In the Linux kernel, the following vulnerabilities have been resolved: tee, amdtee: fixed the use-after-free vulnerability in amdteeclosesession. There is a potential race condition in amdteeclosesession that may cause a use-after-free in amdteeopenSession. For example, if a session has a referen...

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

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: fixed the issue of double module refcount decrementation. Once the discipline is associated with the device, deleting the device will cause the module’s refcount to be decreased. Performing this operation manually alon...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: ohci-nxp: Fixed the refcount leak in ohcihcdnxpprobe. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it when it is no longer needed. Add ofnodeput to avoid the refcount leak...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: renesas: Fixed the refcount leak bug In usbhsrza1hardwareinit, the offindnodebyname function will return a node pointer with the refcount incremented. We should use ofnodeput when the node pointer is no longer needed...

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: netfilter: nfreject: Do not leak the destination refcount for loopback packets. Recent patches that added a warning when replacing the skb dst entry fixed an old bug. WARNING: include/linux/skbuff.h:1165 – skbdstcheckunset...

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: perf/core: Early exit occurs when perfmmap fails. When perfmmap fails to allocate a buffer, it still invokes the eventmapped callback of the related event. On X86 architecture, this may increase the perfrdpmcallowed reference...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: misc/uss720: fixed a memory leak in uss720probe. uss720probe forgets to decrease the refcount of usbdev in uss720probe. This issue is fixed by decreasing the refcount of usbdev using usbputdev. BUG: Memory leak Unreferenced objec...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: i2c: acpi: fixed a resource leak in device addition during reconfiguration. The acpii2cfindadapterbyhandle function calls busfinddevice, which takes a reference to the adapter. This reference is never released, resulting in a...