kernel: soc: qcom: aoss: Fix refcount leak in qmp_cooling_devices_register

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: aoss: Fix refcount leak in qmpcoolingdevicesregister Every iteration of foreachavailablechildofnode decrements the reference count of the previous node. When breaking early from a foreachavailablechildofnode loop, we...

kernel: xfrm_expand_policies() in net/xfrm/xfrm_policy.c can cause a refcount to be dropped twice

A flaw was found in the Linux kernel’s IP framework for transforming packets XFRM subsystem. An error while resolving policies in xfrmbundlelookup causes the refcount to drop twice, leading to a possible crash and a denial of service...

kernel: PCI: microchip: Fix refcount leak in mc_pcie_init_irq_domains()

In the Linux kernel, the following vulnerability has been resolved: PCI: microchip: Fix refcount leak in mcpcieinitirqdomains ofgetnextchild returns a node pointer with refcount incremented, so we should use ofnodeput on it when we don't need it anymore. mcpcieinitirqdomains only calls ofnodeput ...

kernel: ASoC: mt6797-mt6351: Fix refcount leak in mt6797_mt6351_dev_probe

In the Linux kernel, the following vulnerability has been resolved: ASoC: mt6797-mt6351: Fix refcount leak in mt6797mt6351devprobe ofparsephandle returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. Add missing ofnodeput to avoid refcount leak...

kernel: remoteproc: imx_rproc: Fix refcount leak in imx_rproc_addr_init

In the Linux kernel, the following vulnerability has been resolved: remoteproc: imxrproc: Fix refcount leak in imxrprocaddrinit ofparsephandle returns a node pointer with refcount incremented, we should use ofnodeput on it when not needed anymore. This function has two paths missing ofnodeput...

kernel: ASoc: audio-graph-card2: Fix refcount leak bug in __graph_get_type()

In the Linux kernel, the following vulnerability has been resolved: ASoc: audio-graph-card2: Fix refcount leak bug in graphgettype We should call ofnodeput for the reference before its replacement as it returned by ofgetparent which has increased the refcount. Besides, we should also call ofnodep...

kernel: scsi: mpt3sas: Fix use-after-free warning

A user after-free vulnerability was found in the Linux kernel in the refcountt variable when performing the controller reset. This issue could lead to denial of service of the system...

kernel: PCI: mediatek-gen3: Fix refcount leak in mtk_pcie_init_irq_domains()

In the Linux kernel, the following vulnerability has been resolved: PCI: mediatek-gen3: Fix refcount leak in mtkpcieinitirqdomains ofgetchildbyname returns a node pointer with refcount incremented, so we should use ofnodeput on it when we don't need it anymore. Add missing ofnodeput to avoid...

kernel: drm/i915: fix a possible refcount leak in intel_dp_add_mst_connector()

In the Linux kernel, the following vulnerability has been resolved: drm/i915: fix a possible refcount leak in inteldpaddmstconnector If drmconnectorinit fails, intelconnectorfree will be called to take care of proper free. So it is necessary to drop the refcount of port before intelconnectorfree...

kernel: usb: aspeed-vhub: Fix refcount leak bug in ast_vhub_init_desc()

A flaw was found in the aspeed-vhub module in the Linux kernel. A missing decrement of the reference count will cause a memory leak, potentially impacting system performance and resulting in a denial of service...

kernel: ASoC: cros_ec_codec: Fix refcount leak in cros_ec_codec_platform_probe

In the Linux kernel, the following vulnerability has been resolved: ASoC: croseccodec: Fix refcount leak in croseccodecplatformprobe ofparsephandle returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. Add missing ofnodeput to avoid refcount leak...

kernel: ASoC: mediatek: mt8173-rt5650: Fix refcount leak in mt8173_rt5650_dev_probe

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8173-rt5650: Fix refcount leak in mt8173rt5650devprobe ofparsephandle returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. Fix refcount leak in some error paths...

kernel: Kernel: Denial of Service via refcount leak in qcom_smsm_probe()

A flaw was found in the Linux kernel. A local attacker with low privileges could exploit a refcount leak in the qcomsmsmprobe function. This could lead to a Denial of Service DoS due to resource exhaustion, making the system unavailable...

kernel: soc: qcom: ocmem: Fix refcount leak in of_get_ocmem

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: ocmem: Fix refcount leak in ofgetocmem ofparsephandle returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. Add missing ofnodeput to avoid refcount leak. ofnodeput will...

kernel: usb: host: Fix refcount leak in ehci_hcd_ppc_of_probe

In the Linux kernel, the following vulnerability has been resolved: usb: host: Fix refcount leak in ehcihcdppcofprobe offindcompatiblenode returns a node pointer with refcount incremented, we should use ofnodeput on it when done. Add missing ofnodeput to avoid refcount leak...

kernel: ASoC: mt6359: Fix refcount leak bug

In the Linux kernel, the following vulnerability has been resolved: ASoC: mt6359: Fix refcount leak bug In mt6359parsedt and mt6359accdetparsedt, we should call ofnodeput for the reference returned by ofgetchildbyname which has increased the refcount...

kernel: net: fix refcount bug in sk_psock_get (2)

In the Linux kernel, the following vulnerability has been resolved: net: fix refcount bug in skpsockget 2 Syzkaller reports refcount bug as follows: ------------ cut here ------------ refcountt: saturated; leaking memory. WARNING: CPU: 1 PID: 3605 at lib/refcount.c:19...

kernel: usb: ohci-nxp: Fix refcount leak in ohci_hcd_nxp_probe

In the Linux kernel, the following vulnerability has been resolved: usb: ohci-nxp: Fix refcount leak in ohcihcdnxpprobe ofparsephandle returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. Add missing ofnodeput to avoid refcount leak...

kernel: scsi: mpt3sas: Fix use-after-free warning

A user after-free vulnerability was found in the Linux kernel in the refcountt variable when performing the controller reset. This issue could lead to denial of service of the system...

PT-2025-25905 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.18.0 Description: A refcount bug in the Linux kernel has been resolved. The issue occurs during the SMC fallback process in the connect syscall, where the kernel replaces TCP with SMC and sets the clcsk-sk use...