CVE-2024-6443

zephyr: out-of-bound read in utf8_trunc

CVSS 6.3 MEDIUMEPSS 0.6%CWE-125 CWE-787

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.3EPSS 0.6%KEV nãoPoC —Patch —

Lifecycle

04 Oct 2024Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In utf8_trunc in zephyr/lib/utils/utf8.c, last_byte_p can point to one byte before the string pointer if the string is empty.

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

Affected products

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References