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

In the Linux kernel, the following vulnerabilities have been resolved: amba: bus – fix refcount leak The commit 5de1540b7bc4 from drivers/amba: create devices from device tree increases the refcount of ofnode, but does not release it in ambadevicerelease. This results in a refcount leak. By using...

Astra Linux – Vulnerability in Linux 5.10

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, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: configfs: A possible memory leak has been fixed in configfscreatedir. kmemleak: Memory leaks were reported in configfscreatedir. - Unreferenced object 0xffff888009f6af00 size 192: Command: “modprobe”, PID: 3777, Jiffies:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fixed the refcount leak for PCI devices According to the comments on pcigetdomainbusandslot, it returns a PCI device with a refcount that increments after use. Therefore, the caller must decrement the reference count ...

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

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fixed the use of VAS memory after freeing it. The reference count on the memory module is lowered before the coprocessor is detached...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mtd: partitions: The refcount leak in parseredbootof has been fixed. ofgetchildbyname now 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 missing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed the “use-after-free” warning in btrfsgetorcreatedelayednode. Previously, btrfsgetorcreatedelayednode set the refcount of delayednode before acquiring the root-delayednodes lock. The commit e8513c012de7 “btrfs:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: In the net subsystem, for the dsa module, in the mv88e6xxx code path, there was a issue with the refcount leak in the mv88e6xxxmdiosregister function. The ofgetchildbyname function returns a node pointer whose refcount is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: gpio/rockchip: fixed the refcount leak in rockchipgpiolibregister The node returned by ofgetparent, with the refcount incremented, needs to be called when it is no longer used. Therefore, this issue should be addressed by...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: hwrng: geode – Fixed the PCI device reference count leak issue. The function foreachpcidev is implemented through pcigetdevice. The comment accompanying pcigetdevice states that it will increase the reference count of the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7915: Fixed the PCI device reference count leak in mt7915pciinithif2. According to the comments on pcigetdevice, it returns a pcidevice with its reference count increased. We need to call pcidevput to decrease the referen...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ARM: The refcount leak in axxiabootsecondary has been fixed. The offindcompatiblenode function returns a node pointer with a refcount incremented. We should use ofnodeput on it after processing. Add ofnodeput to avoid the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: phy: xgmiitorgmii: The issue of a reference count leak in xgmiitorgmiiprobe has been fixed. The function of Phyfinddevice now returns a device node with the reference count incremented. The call to putdevice is used to relea...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8192-mt6359: Fixed error handling in mt8192mt6359devprobe. The devicenode pointer is returned by ofparsephandle, with the refcount incremented. We should use ofnodeput on it after returning the pointer. This...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the file drivers/media/dvb-core/dmxdev.c within the Linux kernel, up to version 5.19.10, a use-after-free condition has occurred due to race conditions related to reference counts, affecting the functions dvbdemuxopen and dvbdmxdevrelease...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: power/reset: arm-versatile: The refcount leak in versatilerebootprobe has been fixed. The function offindmatchingnodeandmatch returns a node pointer with a refcount incremented. We should use ofnodeput on this pointer when it is ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ARM: zynq: Fixed a refcount leak in zynqearlyslcrinit. offindcompatiblenode returns a node pointer with the refcount incremented; we should use ofnodeput in the error handling path. Add ofnodeput to avoid the refcount leak...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel before version 5.17.1, a refcount leak bug was discovered in the net/llc/afllc.c file...

Astra Linux – Vulnerability in Linux 5.10

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 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid unregistering PSP twice. PSP is unregistered twice in the following paths: mlx5eremove - mlx5epspunregister mlx5eniccleanup - mlx5epspunregister This leads to a refcount underflow under certain conditions:...