CVE-2026-52970

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: fix missing expect put in obj eval nftctexpectobjeval allocates an expectation and may call nfctexpectrelated, but never drops its local reference. Add nfctexpectputexp before return to balance allocation...

CVE-2026-54904

concurrent-ruby is a modern concurrency tools for Ruby. Prior to 1.3.7, Concurrent::AtomicReferenceupdate can enter a permanent busy retry loop when the current value is Float::NAN. The issue is caused by the interaction between AtomicReferenceupdate, which retries until compareandsetoldvalue,...

CVE-2026-52970

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: fix missing expect put in obj eval nftctexpectobjeval allocates an expectation and may call nfctexpectrelated, but never drops its local reference. Add nfctexpectputexp before return to balance allocation...

CVE-2026-53050

In the Linux kernel, the following vulnerability has been resolved: quota: Fix race of dquotscanactive with quota deactivation dquotscanactive can race with quota deactivation in quotareleaseworkfn like: CPU0 quotareleaseworkfn CPU1 dquotscanactive ==============================...

CVE-2026-53126

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix disk reference leak in blkcgmaybethrottlecurrent Add the missing putdisk on the error path in blkcgmaybethrottlecurrent. When blkcg lookup, blkg lookup, or blkgtryget fails, the function jumps to the out label whi...

CVE-2026-52990

In the Linux kernel, the following vulnerability has been resolved: fsnotify: fix inode reference leak in fsnotifyrecalcmask fsnotifyrecalcmask fails to handle the return value of fsnotifyrecalcmask, which may return an inode pointer that needs to be released via fsnotifydropobject when the...

CVE-2026-52947

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: fix refcount saturation and potential UAF in qrtrportremove In qrtrportremove, the socket reference count is decremented via sockput before the port is removed from the qrtrports XArray and before the RCU grace period...

CVE-2026-53126 blk-cgroup: fix disk reference leak in blkcg_maybe_throttle_current()

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix disk reference leak in blkcgmaybethrottlecurrent Add the missing putdisk on the error path in blkcgmaybethrottlecurrent. When blkcg lookup, blkg lookup, or blkgtryget fails, the function jumps to the out label whi...

CVE-2026-53126 blk-cgroup: fix disk reference leak in blkcg_maybe_throttle_current()

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix disk reference leak in blkcgmaybethrottlecurrent Add the missing putdisk on the error path in blkcgmaybethrottlecurrent. When blkcg lookup, blkg lookup, or blkgtryget fails, the function jumps to the out label whi...

CVE-2026-53126

Technical details for CVE-2026-53126 are not publicly provided in the supplied documents. The OSV entries reference this CVE but do not include affected products/versions or remediation specifics. Monitor for updates.

CVE-2026-53126

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix disk reference leak in blkcgmaybethrottlecurrent Add the missing putdisk on the error path in blkcgmaybethrottlecurrent. When blkcg lookup, blkg lookup, or blkgtryget fails, the function jumps to the out label whi...

EUVD-2026-38994

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix disk reference leak in blkcgmaybethrottlecurrent Add the missing putdisk on the error path in blkcgmaybethrottlecurrent. When blkcg lookup, blkg lookup, or blkgtryget fails, the function jumps to the out label whi...

EUVD-2026-38977

In the Linux kernel, the following vulnerability has been resolved: powerpc/pgtable-frag: Fix bad page state in ptefragdestroy powerpc uses ptfragrefcount as a reference counter for tracking it's pte and pmd page table fragments. For PTE table, in case of Hash with 64K pagesize, we have 16...

CVE-2026-53109

CVE-2026-53109 concerns a Linux kernel PowerPC page-table fragment bug. In Hash 64K page setups, pte_frag_destroy can leave a folio active while fragments are freed, causing a “Bad page state” error on exit. The fix involves clearing the folio active flag during do_exit/pagetable teardown and inc...

CVE-2026-53109 powerpc/pgtable-frag: Fix bad page state in pte_frag_destroy

In the Linux kernel, the following vulnerability has been resolved: powerpc/pgtable-frag: Fix bad page state in ptefragdestroy powerpc uses ptfragrefcount as a reference counter for tracking it's pte and pmd page table fragments. For PTE table, in case of Hash with 64K pagesize, we have 16...

CVE-2026-53109 powerpc/pgtable-frag: Fix bad page state in pte_frag_destroy

In the Linux kernel, the following vulnerability has been resolved: powerpc/pgtable-frag: Fix bad page state in ptefragdestroy powerpc uses ptfragrefcount as a reference counter for tracking it's pte and pmd page table fragments. For PTE table, in case of Hash with 64K pagesize, we have 16...

CVE-2026-53085 bpf: fix mm lifecycle in open-coded task_vma iterator

In the Linux kernel, the following vulnerability has been resolved: bpf: fix mm lifecycle in open-coded taskvma iterator The open-coded taskvma iterator reads task-mm locklessly and acquires mmapreadtrylock but never calls mmget. If the task exits concurrently, the mmstruct can be freed as it is...

CVE-2026-53085 bpf: fix mm lifecycle in open-coded task_vma iterator

In the Linux kernel, the following vulnerability has been resolved: bpf: fix mm lifecycle in open-coded taskvma iterator The open-coded taskvma iterator reads task-mm locklessly and acquires mmapreadtrylock but never calls mmget. If the task exits concurrently, the mmstruct can be freed as it is...

EUVD-2026-38918

In the Linux kernel, the following vulnerability has been resolved: quota: Fix race of dquotscanactive with quota deactivation dquotscanactive can race with quota deactivation in quotareleaseworkfn like: CPU0 quotareleaseworkfn CPU1 dquotscanactive ==============================...

CVE-2026-53050 quota: Fix race of dquot_scan_active() with quota deactivation

In the Linux kernel, the following vulnerability has been resolved: quota: Fix race of dquotscanactive with quota deactivation dquotscanactive can race with quota deactivation in quotareleaseworkfn like: CPU0 quotareleaseworkfn CPU1 dquotscanactive ==============================...