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-2026-22993

CVE-2026-22993 affects the Linux kernel idpf RSS LUT handling after a soft reset. The vulnerability causes a NULL pointer dereference when an ethtool operation accesses the RSS LUT immediately after reset, due to the LUT being freed and not restored unless the interface is up. The fix updates the...

CVE-2026-22993 idpf: Fix RSS LUT NULL ptr issue after soft reset

In the Linux kernel, the following vulnerability has been resolved: idpf: Fix RSS LUT NULL ptr issue after soft reset During soft reset, the RSS LUT is freed and not restored unless the interface is up. If an ethtool command that accesses the rss lut is attempted immediately after reset, it will...

CVE-2026-22993

In the Linux kernel, the following vulnerability has been resolved: idpf: Fix RSS LUT NULL ptr issue after soft reset During soft reset, the RSS LUT is freed and not restored unless the interface is up. If an ethtool command that accesses the rss lut is attempted immediately after reset, it will...

CVE-2026-22993 idpf: Fix RSS LUT NULL ptr issue after soft reset

In the Linux kernel, the following vulnerability has been resolved: idpf: Fix RSS LUT NULL ptr issue after soft reset During soft reset, the RSS LUT is freed and not restored unless the interface is up. If an ethtool command that accesses the rss lut is attempted immediately after reset, it will...

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...

CVE-2025-71146

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: fix leaked ct in error paths There are some situations where ct might be leaked as error paths are skipping the refcounted check and return immediately. In order to solve it make sure that the check is...

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-2025-71157

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-2025-71150

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

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...

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...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004922)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004922 advisory. In the Linux kernel, the following vulnerability has been resolved: apparmor: fix reference count leak in aapivotroot The aapivotroot function has a reference counti...

Linux Distros Unpatched Vulnerability : CVE-2026-22993

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - idpf: Fix RSS LUT NULL ptr issue after soft reset During soft reset, the RSS LUT is freed and not restored unless the interface is up. If an ethtool command tha...

Linux Distros Unpatched Vulnerability : CVE-2026-22994

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Fix reference count leak in bpfprogtestrunxdp syzbot is reporting unregisternetdevice: waiting for sit0 to become free. Usage count = 2 problem. A debug...