CVE-2025-21859

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: fmidi: fmidicomplete to call queuework When using USB MIDI, a lock is attempted to be acquired twice through a re-entrant call to fmiditransmit, causing a deadlock. Fix it by using queuework to schedule the inner...

DEBIAN-CVE-2025-21859

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: fmidi: fmidicomplete to call queuework When using USB MIDI, a lock is attempted to be acquired twice through a re-entrant call to fmiditransmit, causing a deadlock. Fix it by using queuework to schedule the inner...

AZL-58493 CVE-2025-21859 affecting package kernel for versions less than 6.6.82.1-1

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: fmidi: fmidicomplete to call queuework When using USB MIDI, a lock is attempted to be acquired twice through a re-entrant call to fmiditransmit, causing a deadlock. Fix it by using queuework to schedule the inner...

AZL-58487 CVE-2025-21853 affecting package kernel for versions less than 6.6.82.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: avoid holding freezemutex during mmap operation We use map-freezemutex to prevent races between mapfreeze and memory mapping BPF map contents with writable permissions. The way we naively do this means we'll hold freezemutex...

DEBIAN-CVE-2025-21849

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Use spinlockirqsave in interruptible context spinlock/unlock functions used in interrupt contexts could result in a deadlock, as seen in GitLab issue 13399, which occurs when interrupt comes in while holding a lock...

CVE-2025-21849

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Use spinlockirqsave in interruptible context spinlock/unlock functions used in interrupt contexts could result in a deadlock, as seen in GitLab issue 13399, which occurs when interrupt comes in while holding a lock...

CVE-2024-58088

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix deadlock when freeing cgroup storage The following commit bc235cdb423a "bpf: Prevent deadlock from recursive bpftaskstorageget|delete" first introduced deadlock prevention for fentry/fexit programs attaching on...

DEBIAN-CVE-2024-58088

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix deadlock when freeing cgroup storage The following commit bc235cdb423a "bpf: Prevent deadlock from recursive bpftaskstorageget|delete" first introduced deadlock prevention for fentry/fexit programs attaching on...

AZL-58562 CVE-2024-58088 affecting package kernel for versions less than 6.6.82.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix deadlock when freeing cgroup storage The following commit bc235cdb423a "bpf: Prevent deadlock from recursive bpftaskstorageget|delete" first introduced deadlock prevention for fentry/fexit programs attaching on...

UBUNTU-CVE-2025-21853

In the Linux kernel, the following vulnerability has been resolved: bpf: avoid holding freezemutex during mmap operation We use map-freezemutex to prevent races between mapfreeze and memory mapping BPF map contents with writable permissions. The way we naively do this means we'll hold freezemutex...

UBUNTU-CVE-2025-21849

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Use spinlockirqsave in interruptible context spinlock/unlock functions used in interrupt contexts could result in a deadlock, as seen in GitLab issue 13399, which occurs when interrupt comes in while holding a lock...

UBUNTU-CVE-2025-21859

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: fmidi: fmidicomplete to call queuework When using USB MIDI, a lock is attempted to be acquired twice through a re-entrant call to fmiditransmit, causing a deadlock. Fix it by using queuework to schedule the inner...

UBUNTU-CVE-2024-58088

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix deadlock when freeing cgroup storage The following commit bc235cdb423a "bpf: Prevent deadlock from recursive bpftaskstorageget|delete" first introduced deadlock prevention for fentry/fexit programs attaching on...

CVE-2025-21859

CVE-2025-21859 affects the Linux kernel USB gadget f_midi path; a deadlock occurs when a lock is acquired twice in a re-entrant f_midi_transmit. The fix is to schedule the inner f_midi_transmit via a high-priority work queue using queue_work() from the completion handler. Patched commits are refe...

CVE-2025-21859 USB: gadget: f_midi: f_midi_complete to call queue_work

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: fmidi: fmidicomplete to call queuework When using USB MIDI, a lock is attempted to be acquired twice through a re-entrant call to fmiditransmit, causing a deadlock. Fix it by using queuework to schedule the inner...

CVE-2025-21859 USB: gadget: f_midi: f_midi_complete to call queue_work

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: fmidi: fmidicomplete to call queuework When using USB MIDI, a lock is attempted to be acquired twice through a re-entrant call to fmiditransmit, causing a deadlock. Fix it by using queuework to schedule the inner...

CVE-2025-21859 USB: gadget: f_midi: f_midi_complete to call queue_work

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: fmidi: fmidicomplete to call queuework When using USB MIDI, a lock is attempted to be acquired twice through a re-entrant call to fmiditransmit, causing a deadlock. Fix it by using queuework to schedule the inner...

CVE-2025-21849 drm/i915/gt: Use spin_lock_irqsave() in interruptible context

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Use spinlockirqsave in interruptible context spinlock/unlock functions used in interrupt contexts could result in a deadlock, as seen in GitLab issue 13399, which occurs when interrupt comes in while holding a lock...

CVE-2025-21849 drm/i915/gt: Use spin_lock_irqsave() in interruptible context

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Use spinlockirqsave in interruptible context spinlock/unlock functions used in interrupt contexts could result in a deadlock, as seen in GitLab issue 13399, which occurs when interrupt comes in while holding a lock...

CVE-2025-21849

CVE-2025-21849: Linux kernel drm/i915/gt had potential deadlocks due to spin_lock/unlock() used in interrupt contexts. The fix saves irq state before acquiring locks. Version history shows v2 adds irq state save/restore around signal_irq_work locks; v3 uses spin_lock_irqsave() in guc_lrc_desc_unp...