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...

UBUNTU-CVE-2026-22995

In the Linux kernel, the following vulnerability has been resolved: ublk: fix use-after-free in ublkpartitionscanwork A race condition exists between the async partition scan work and device teardown that can lead to a use-after-free of ub-ubdisk: 1. ublkctrlstartdev schedules partitionscanwork...

SUSE-SU-2026:0281-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 Azure kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-38321: smb: Log an error when closeallcacheddirs fails bsc1246328. - CVE-2025-38728: smb3: fix for slab out of bounds on mount to ksmbd bsc1249256. -...

CVE-2026-22995

The CVE concerns a Linux kernel race in ublk_partition_scan_work that can cause a use-after-free of ub->ub_disk due to a race between async partition scanning and device teardown. The vulnerability occurs when ublk_ctrl_start_dev() schedules partition_scan_work after add_disk(), and ublk_stop_...

CVE-2026-22995

In the Linux kernel, the following vulnerability has been resolved: ublk: fix use-after-free in ublkpartitionscanwork A race condition exists between the async partition scan work and device teardown that can lead to a use-after-free of ub-ubdisk: 1. ublkctrlstartdev schedules partitionscanwork...

CVE-2026-22995 ublk: fix use-after-free in ublk_partition_scan_work

In the Linux kernel, the following vulnerability has been resolved: ublk: fix use-after-free in ublkpartitionscanwork A race condition exists between the async partition scan work and device teardown that can lead to a use-after-free of ub-ubdisk: 1. ublkctrlstartdev schedules partitionscanwork...

CVE-2026-22995 ublk: fix use-after-free in ublk_partition_scan_work

In the Linux kernel, the following vulnerability has been resolved: ublk: fix use-after-free in ublkpartitionscanwork A race condition exists between the async partition scan work and device teardown that can lead to a use-after-free of ub-ubdisk: 1. ublkctrlstartdev schedules partitionscanwork...

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...

EUVD-2026-4285

In the Linux kernel, the following vulnerability has been resolved: idpf: Fix RSS LUT NULL pointer crash on early ethtool operations The RSS LUT is not initialized until the interface comes up, causing the following NULL pointer crash when ethtool operations like rxhash on/off are performed befor...

EUVD-2026-4298

In the Linux kernel, the following vulnerability has been resolved: libceph: prevent potential out-of-bounds reads in handleauthdone Perform an explicit bounds check on payloadlen to avoid a possible out-of-bounds access in the callout. idryomov: changelog...

EUVD-2026-4281

In the Linux kernel, the following vulnerability has been resolved: net: mscc: ocelot: Fix crash when adding interface under a lag Commit 15faa1f67ab4 "lan966x: Fix crash when adding interface under a lag" fixed a similar issue in the lan966x driver caused by a NULL pointer dereference. The...

EUVD-2026-4321

In the Linux kernel, the following vulnerability has been resolved: nfsd: provide locking for v4endgrace Writing to v4endgrace can race with server shutdown and result in memory being accessed after it was freed - reclaimstrhashtbl in particularly. We cannot hold nfsdmutex across the nfsd4endgrac...

EUVD-2026-4309

In the Linux kernel, the following vulnerability has been resolved: dm-verity: disable recursive forward error correction There are two problems with the recursive correction: 1. It may cause denial-of-service. In fecreadbufs, there is a loop that has 253 iterations. For each iteration, we may ca...

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-2025-71152

In the Linux kernel, the following vulnerability has been resolved: net: dsa: properly keep track of conduit reference Problem description ------------------- DSA has a mumbo-jumbo of reference handling of the conduit net device and its kobject which, sadly, is just wrong and doesn't make sense...

AZL-77319 CVE-2025-71152 affecting package kernel for versions less than 6.6.130.1-3

In the Linux kernel, the following vulnerability has been resolved: net: dsa: properly keep track of conduit reference Problem description ------------------- DSA has a mumbo-jumbo of reference handling of the conduit net device and its kobject which, sadly, is just wrong and doesn't make sense...

AZL-78428 CVE-2025-71152 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: net: dsa: properly keep track of conduit reference Problem description ------------------- DSA has a mumbo-jumbo of reference handling of the conduit net device and its kobject which, sadly, is just wrong and doesn't make sense...

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...