Linux kernel module fs/ocfs2/extent_map.c Heap Buffer Overflow DoS

The vulnerabilities of the functions ocfs2extentmapgetblocks, ocfs2fiemapinline, and ocfs2fiemap in the fs/ocfs2/extentmap.c module of the Linux operating system are related to improper locking mechanisms. Exploitation of these vulnerabilities could allow an attacker to cause service failures...

Linux kernel btrfs_del inode_from_root Heap Buffer Overflow DoS

The vulnerability of the btrfsdel inodefromroot function in the fs/btrfs/inode.c module of the Linux kernel operating system is related to improper locking mechanisms. Exploiting this vulnerability could allow an attacker to cause service failures...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987562)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987562 advisory. In the Linux kernel, the following vulnerability has been resolved: cfg80211: fix management registrations locking The management registrations locking was broken, t...

ROS-20251021-02

A vulnerability in the btrfs component of the Linux operating system kernel is related to an incorrect lock in the function clearextentuptodate in fs/btrfs/inode.c. Exploitation of the vulnerability could allow an attacker to cause a denial of service A vulnerability in the KVM component of the...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987666)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987666 advisory. In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix race between searching chunks and release journalhead from bufferhead Encountered a ra...

CVE-2025-40006

CVE-2025-40006 pertains to the Linux kernel mm/hugetlb subsystem. The issue arises when a folio becomes unmapped during a race between migration and hole allocation, where remove_inode_single_folio can unmap a folio only if the folio lock is held; if the folio migrates and the mapped PTE converts...

ROS-20251017-02

A vulnerability in the LoongArch component of the Linux operating system kernel is related to incorrect locking in the arch/loongarch/include/asm/io.h file. Exploitation of the vulnerability could allow an attacker to cause a denial of service denial of service Vulnerability of...

SUSE CVE-2025-39981

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix possible UAFs This attemps to fix possible UAFs caused by struct mgmtpending being freed while still being processed like in the following trace, in order to fix mgmtpendingvalid is introduce and use to check...

SUSE CVE-2025-39983

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: Fix UAF in hciconntxdequeue This fixes the following UAF caused by not properly locking hdev when processing HCIEVNUMCOMPPKTS: BUG: KASAN: slab-use-after-free in hciconntxdequeue+0x1be/0x220...

CVE-2025-39981

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix possible UAFs This attemps to fix possible UAFs caused by struct mgmtpending being freed while still being processed like in the following trace, in order to fix mgmtpendingvalid is introduce and use to check...

CVE-2025-39983

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: Fix UAF in hciconntxdequeue This fixes the following UAF caused by not properly locking hdev when processing HCIEVNUMCOMPPKTS: BUG: KASAN: slab-use-after-free in hciconntxdequeue+0x1be/0x220...

UBUNTU-CVE-2025-39981

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix possible UAFs This attemps to fix possible UAFs caused by struct mgmtpending being freed while still being processed like in the following trace, in order to fix mgmtpendingvalid is introduce and use to check...

CVE-2025-39983

CVE-2025-39983 is a Linux kernel Bluetooth issue: UAF in hci_conn_tx_dequeue due to improper locking of hdev while processing HCI_EV_NUM_COMP_PKTS, leading to a KASAN slab-use-after-free in hci_conn.c and related Bluetooth code paths (hci_num_comp_pkts_evt, hci_event.c, hci_core.c). Affects the B...

CVE-2025-39983 Bluetooth: hci_event: Fix UAF in hci_conn_tx_dequeue

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: Fix UAF in hciconntxdequeue This fixes the following UAF caused by not properly locking hdev when processing HCIEVNUMCOMPPKTS: BUG: KASAN: slab-use-after-free in hciconntxdequeue+0x1be/0x220...

CVE-2025-39981

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix possible UAFs This attemps to fix possible UAFs caused by struct mgmtpending being freed while still being processed like in the following trace, in order to fix mgmtpendingvalid is introduce and use to check...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not properly locking hdev to handle HCIEVNUMCOMPPKTS events, which could lead to reuse after release...

Linux arch/parisc/kernel/firmware.c pdc_iodc_print Heap Buffer Overflow

The vulnerability of the pdciodcprint function in the arch/parisc/kernel/firmware.c module of the Linux operating system’s kernel is related to improper locking of resources. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of t...

Linux arm_smmu_pmu_init Heap Buffer Overflow DoS

The vulnerability of the armsmmupmuinit function in the Linux operating system is related to incorrect resource locking. Exploiting this vulnerability can allow an attacker to cause a service failure...

Linux Distros Unpatched Vulnerability : CVE-2023-53622

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - gfs2: Fix possible data races in gfs2showoptions Some fields such as gtlogdsecs of the struct gfs2tune are accessed without holding the lock gtspin in...

OESA-2025-2410 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: pinctrl: mcp23s08: Fix sleeping in atomic context due to regmap locking If a device uses MCP23xxx IO expander to receive IRQs, the following bug can happen: BUG:...