MEDIUMVulnerability

CVE-2026-84698

PX4 Autopilot contains a heap buffer overflow vulnerability in the sd_bench command that writes a four-byte block number into a user-supplied sized allocation. Attackers can invoke sd_bench with a block size below four bytes to overflow the heap buffer and potentially execute code or crash the system.

Properties

severity
MEDIUM
score
6.5
epss_score
0.00273
cve_id
CVE-2026-84698
signal_observed_at
2026-09-15T21:12:50+00:00
vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
published_at
2026-09-02T01:17:24.850
last_modified
2026-09-10T15:43:03.760
epss_percentile
0.19719

Related Entities (3)

ENRICHED_BY (1)

[Source]FIRST EPSS

HAS_WEAKNESS (1)

[Weakness]Out-of-bounds Write

DESCRIBED_BY (1)

[Source]NVD

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CVE-2026-84698 — Ninja Signal Threat Intelligence | Ninja Signal