CVE-2024-6443: medium-severity vulnerability in zephyrproject-rtos Zephyr
zephyr: out-of-bound read in utf8_trunc
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.3epss 0.6%
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
zephyrproject-rtos · ZephyrRelated CVEs — zephyrproject-rtos Zephyr
In the same product, most dangerous first.
CVE-2023-3725HIGHPotential buffer overflow vulnerability in the Zephyr CANbus subsystemEPSS 1.3%CVE-2023-4264HIGHPotential buffer overflow vulnerabilities in the Zephyr Bluetooth subsystemEPSS 1.1%CVE-2023-4257HIGHUnchecked user input length in the Zephyr WiFi shell moduleEPSS 1.1%CVE-2023-5753MEDIUMPotential buffer overflow vulnerabilities in the Zephyr Bluetooth subsystemEPSS 1.0%CVE-2023-0359MEDIUMipv6: Missing ipv6 nullptr-check in handle_ra_inputEPSS 0.9%CVE-2023-4260MEDIUMPotential off-by-one buffer overflow vulnerability in the Zephyr FS subsystemEPSS 0.9%