Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: “power: supply: rk817: Fix node refcount leak” Dan Carpenter reported that the Smatch static checker identified another refcount leak in the probe function. While the ofnodeput function was added in one of the return paths, it...

Astra Linux – Vulnerability in isc-dhcp

In ISC DHCP 4.4.0 - 4.4.3, and ISC DHCP 4.1-ESV-R1 - 4.1-ESV-R16-P1, when the function optioncodehashlookup is called from addOption, it increments the refcount field of the option. However, there is no corresponding call to optiondereference to decrement the refcount field. The function addOptio...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mtd: maps: The refcount leak in offlashprobeversatile has been fixed. The function offindmatchingnodeandmatch returns a node pointer with a refcount incremented. We should use ofnodeput on this pointer when it is no longer needed...

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

In the Linux kernel, the following vulnerabilities have been resolved: irqchip/alpine-msi: The refcount leak in alpinemsixinitdomains has been fixed. The function ofirqfindparent returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. Add...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: cpufreq: pmac32-cpufreq: Fixed a refcount leak issue. In pmaccpufreqinitMacRISC3, we need to add the corresponding ofnodeput function for the three node pointers whose refcount has been incremented by offindnodebyname...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel, where a reference count leak occurs in the llcpsockbind function, leading to a use-after-free condition. This could result in privilege escalation...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: atmel: Fixed error handling in sam9x5wm8731driverprobe The devicenode pointer is returned by ofparsephandle, with the refcount incremented. We should use ofnodeput on it after that operation. This function only calls...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ARM: OMAP2+: pdata-quirks: Fixed a refcount leak bug In pdataquirksinitclocks, the loop contains offindnodebyname, but there is no corresponding ofnodeput...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: mdiobus: fix unbalanced node reference count I encountered the following issue during the devicemscc-miim load test, with CONFIGOFUNITTEST and CONFIGOFDYNAMIC enabled: - ERROR: Memory leak; the expected reference count was 2...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: libertas – Fixed a possible reference count leak in ifusbprobe. The function usbgetdev will be called before lbsgetfirmwareasync. This means that the function usbputdev must be called when lbsgetfirmwareasync fails...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mtd: maps: Fixed the refcount leak in apflashinit. offindmatchingnode returns a node pointer with a refcount incremented; we should use ofnodeput on it when there is no longer a need for it. Added the missing ofnodeput call to...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PCI: microchip: The refcount leak in mcpcieinitirqdomains has been fixed. The function ofgetnextchild returns a node pointer whose refcount is incremented. Therefore, we should use ofnodeput on it when we no longer need it. The...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/meson: encoderhdmi: Fixed a reference count leak in mesonencoderhdmiinit. In the function ofgraphgetremotenode, the remote device nodepointer is returned with a incremented reference count. We should use ofnodeput on it after...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: remoteproc: imxrproc: The issue of a refcount leak in imxrprocaddrinit has been fixed. Since the ofparsephandle function returns a node pointer with a refcount incremented, we should use ofnodeput on it when it is no longer neede...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: 9p: Setting the refcount to zero was added to avoid uninitialized usage. When a new request is allocated, the refcount will be zero if the request is reused. However, if the request is newly allocated from a slab structure, it...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: soc: rockchip: Fixed the refcount leak in rockchipgrfinit. offindmatchingnodeandmatch returns a node pointer with a incremented refcount. We should use ofnodeput on it after processing. Added ofnodeput to prevent the refcount...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mxs-saif: Fixed a refcount leak in mxssaifprobe. The function ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it after processing...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: audio-graph-card: fixed the refcount leak of cpuep in graphforeachlink. ofgetnextchild returns a node with its refcount incremented, and decrements the refcount of the previous node. Therefore, in the error-prone part of th...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: The issue of the refcount leak in the PCI device during radeonatrmgetbios has been fixed. According to the comments on pcigetclass, it returns a pcidevice with its refcount being incremented. Additionally, the refcoun...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Ethernet: Fixed error handling in xemacliteofprobe The node pointer is returned by ofparsephandle, and the reference count is incremented in this function. Calling ofnodeput is used to avoid the reference count leak. The remove...