UBUNTU-CVE-2026-22994

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix reference count leak in bpfprogtestrunxdp syzbot is reporting unregisternetdevice: waiting for sit0 to become free. Usage count = 2 problem. A debug printk patch found that a refcount is obtained at xdpconvertmdtobuff fr...

CVE-2026-22994

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix reference count leak in bpfprogtestrunxdp syzbot is reporting unregisternetdevice: waiting for sit0 to become free. Usage count = 2 problem. A debug printk patch found that a refcount is obtained at xdpconvertmdtobuff fr...

CVE-2026-22994

CVE-2026-22994 in the Linux kernel is due to a reference-count leak in the bpf_prog_test_run_xdp path (bpf: Fix reference count leak in bpf_prog_test_run_xdp()). The issue arises from refcount handling between xdp_convert_md_to_buff() and xdp_convert_buff_to_md() and may affect the bpf_prog_test_...

CVE-2026-22994 bpf: Fix reference count leak in bpf_prog_test_run_xdp()

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix reference count leak in bpfprogtestrunxdp syzbot is reporting unregisternetdevice: waiting for sit0 to become free. Usage count = 2 problem. A debug printk patch found that a refcount is obtained at xdpconvertmdtobuff fr...

CVE-2026-22994

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix reference count leak in bpfprogtestrunxdp syzbot is reporting unregisternetdevice: waiting for sit0 to become free. Usage count = 2 problem. A debug printk patch found that a refcount is obtained at xdpconvertmdtobuff fr...

CVE-2025-71159 btrfs: fix use-after-free warning in btrfs_get_or_create_delayed_node()

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free warning in btrfsgetorcreatedelayednode Previously, btrfsgetorcreatedelayednode set the delayednode's refcount before acquiring the root-delayednodes lock. Commit e8513c012de7 "btrfs: implement reftracker...

UBUNTU-CVE-2025-71150

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

CVE-2025-71150

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

CVE-2025-71157

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: always drop device refcount in ibdelsubdeviceandput Since nldevdeldev introduced by commit 060c642b2ab8 "RDMA/nldev: Add support to add/delete a sub IB device through netlink" grabs a reference using ibdevicegetbyindex...

CVE-2025-71157

CVE-2025-71157 affects the Linux kernel: RDMA/core path ib_del_sub_device_and_put() bug where a device reference grabbed by nldev_deldev() (via ib_device_get_by_index()) wasn’t dropped before returning -EOPNOTSUPP. The fix is to always drop the device refcount before returning, effectively solvin...

CVE-2025-71145

In the Linux kernel, the following vulnerability has been resolved: usb: phy: isp1301: fix non-OF device reference imbalance A recent change fixing a device reference leak in a UDC driver introduced a potential use-after-free in the non-OF case as the isp1301getclient helper only increases the...

CVE-2025-71145

In the Linux kernel, the following vulnerability has been resolved: usb: phy: isp1301: fix non-OF device reference imbalance A recent change fixing a device reference leak in a UDC driver introduced a potential use-after-free in the non-OF case as the isp1301getclient helper only increases the...

CVE-2025-71145 usb: phy: isp1301: fix non-OF device reference imbalance

In the Linux kernel, the following vulnerability has been resolved: usb: phy: isp1301: fix non-OF device reference imbalance A recent change fixing a device reference leak in a UDC driver introduced a potential use-after-free in the non-OF case as the isp1301getclient helper only increases the...

CVE-2025-71145 usb: phy: isp1301: fix non-OF device reference imbalance

In the Linux kernel, the following vulnerability has been resolved: usb: phy: isp1301: fix non-OF device reference imbalance A recent change fixing a device reference leak in a UDC driver introduced a potential use-after-free in the non-OF case as the isp1301getclient helper only increases the...

OESA-2026-1229 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ceph: give up on paths longer than PATHMAX If the full path to be built by cephmdscbuildpath happens to be longer than PATHMAX, then this function will enter an...

PT-2026-4357

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to a device reference imbalance within the ISP1301 USB PHY driver. A recent fix for a device reference leak in a UDC driver introduced a potenti...

CVE-2026-22994: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix reference count leak in bpfprogtestrunxdp syzbot is reporting unregisternetdevice: waiting for sit0 to become free. Usage count = 2 problem. A debug printk patch found that a refcount is obtained at xdpconvertmdtobuff fr...

CVE-2025-71150: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the ibdelsubdeviceandput function not releasing the device’s reference count when an error occurs...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the fact that invalid sessions were not releasing their reference counts during the detection...