CVE-2026-31436 — dmaengine: idxd: fix possible wrong descriptor completion in llist_abort_desc()
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor completion in llist_abort_desc() At the end of this function…
Published: 2026-04-22 · CVSS: 9.8 · CVSS 3.1
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor completion in llist_abort_desc() At the end of this function, d is the traversal cursor of flist, but the code completes found instead. This can lead to issues such as NULL pointer dereferences, double completion, or descriptor leaks. Fix this by completing d instead of found in the final list_for_each_entry_safe() loop.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7