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CVE-2026-31436

critical · 9.8

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.

9.8
CVSS
0.5%
EPSS (exploit prob.)
39th
EPSS percentile
2026-04-22
Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-476

Affected products

VendorProductAffected versions
linuxlinux_kernel>= 6.8, < 6.12.80
linuxlinux_kernel>= 6.13, < 6.18.21
linuxlinux_kernel>= 6.19, < 6.19.11
linuxlinux_kernel7.0
linuxlinux_kernel7.0
linuxlinux_kernel7.0
linuxlinux_kernel7.0
linuxlinux_kernel7.0
linuxlinux_kernel7.0

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-31436