Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: Fixed an issue where the clientcount variable was incremented twice for public channels when dmachanget was called for a channel. This occurred first in balancerefcount, and again before returning. As a result, the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Fixed a use-after-free race condition for maps It is possible that before fastrpcfreemap is called, another thread may call fastrpcmaplookup and obtain a reference to a map that is about to be deleted. The function...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: atmel: Added ofnodeput in at91sam9g20ekaudioprobe. This node pointer is returned by ofparsephandle, and its reference count is incremented in this function. Calling ofnodeput prevents the reference count leak...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: host: Fixed the refcount leak in ehcihcdppcofprobe. offindcompatiblenode returns a node pointer with a refcount incremented; we should use ofnodeput on it after processing. Add the missing ofnodeput call to avoid the refcoun...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: The refcount leak in a6xxgpuinit has been fixed. The ofparsephandle function returns a node pointer with the refcount incremented. We should use ofnodeput on this pointer when we no longer need it. The a6xxgmuinit...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: soc: brcmstb: pm-arm: Fixed bugs related to reference count leaks and iomem leaks. In brcmstbpmprobe, there are two types of leak bugs: 1 We need to add ofnodeput when foreachmatchingnode breaks. 2 We need to call iounmap for...

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

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp4: Fixed a refcount leak in mdp4modesetinitintf. In the function ofgraphgetremotenode, the remote device node pointer is returned with the refcount incremented. We should use ofnodeput on it when it is no longer needed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: smb/server: Fixed the refcount leak in parsedurablehandlecontext. When the command is a replay operation and -ENOEXEC is returned, the refcount of ksmbdfile must be released...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

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 – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoc: audio-graph-card2 – Fixed a refcount leak issue in graphgettype. We should call ofnodeput for the reference before its replacement, since the reference was returned by ofgetparent, which increased the refcount. Additionally...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Watchdog: ts4800wdt: Fixed the refcount leak in ts4800wdtprobe. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it after processing. Add ofnodeput for all missing error-prone paths...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: irqchip/gic-v3: A refcount leak was fixed in gicpopulateppipartitions. The offindnodebyphandle function returns a node pointer with a incremented refcount. We should use ofnodeput on it when there is no longer a need for it. A...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: 9p: Fixed the fid refcount leak in v9fsvfsatomicopendotl. We need to release the directory fid if we fail at any point during the open operation. This fix addresses the issue of fid leaking during xfstests with the generic test 5...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed a race condition related to block group refcounts in btrfscreatependingblockgroups. The creation of block groups occurs in two phases, resulting in a somewhat unintuitive behavior: A block group can be...

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: Firmware: armscmi: Balances the device reference count when destroying devices. Using devicefindchild to find the appropriate SCMI device to destroy causes an imbalance in the device reference count. This occurs because...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ath10k: Error handling in ath10ksetupmsaresources has been fixed. 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 found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/secvar: A refcount leak has been fixed in formatshow. A refcount leak occurs when formatshow returns an error in multiple cases. Unified management of ofnodeput can fix this issue...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Clear ffseventfd in ffsdataclear. ffsdataclear is indirectly called from both ffsfskillsb and ffsep0release, so it ends up being called twice when userland closes ep0 and then unmounts ffs. If userland provided ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: hfsplus: The issue of missing hfsbnodeget in hfsbnodecreate has been fixed. When sync and link are called concurrently, both threads may enter hfsbnodefind, but fail to find the node in the hash table. As a result, they proceed t...