416baaa9-dc9f-4396-8d5f-8c081fb06d67NVD:CVE-2024-27403

HistoryMay 17, 2024 - 12:15 p.m.

CVE-2024-27403

2024-05-1712:15:10

416baaa9-dc9f-4396-8d5f-8c081fb06d67

web.nvd.nist.gov

linux kernel

netfilter

nft_flow_offload

vulnerability

dst

route object

flow object

refcount underflow

cve-2024-27403

7.6 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.5%

JSON

In the Linux kernel, the following vulnerability has been resolved:

netfilter: nft_flow_offload: reset dst in route object after setting up flow

dst is transferred to the flow object, route object does not own it
anymore. Reset dst in route object, otherwise if flow_offload_add()
fails, error path releases dst twice, leading to a refcount underflow.

References

git.kernel.org/stable/c/012df10717da02367aaf92c65f9c89db206c15f4

git.kernel.org/stable/c/4c167af9f6b5ae4a5dbc243d5983c295ccc2e43c

git.kernel.org/stable/c/558b00a30e05753a62ecc7e05e939ca8f0241148

git.kernel.org/stable/c/670548c8db44d76e40e1dfc06812bca36a61e9ae

git.kernel.org/stable/c/9e0f0430389be7696396c62f037be4bf72cf93e3