What is CVE-2024-11263?

CVE-2024-11263 is a critical-severity vulnerability in Zephyrproject Zephyr, classified under Privilege Context Switching Error. CVSS score: 9.3/10. Published 2024-11-15.

How severe is CVE-2024-11263?

Critical severity. CVSS v3 base score is 9.3 out of 10.

Vulnerability in Zephyrproject Zephyr

CVE-2024-11263

When the Global Pointer (GP) relative addressing is enabled (CONFIG_RISCV_GP=y), the gp reg points at 0x800 bytes past the start of the .sdata section which is then used by the linker to relax accesses to global symbols.

EPSS: 0.002 (6.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Zephyrproject Zephyr
Zephyrproject-rtos Zephyr

Weakness classification (CWE)

CWE-270 — Privilege Context Switching Error

References

vulnerabilities@zephyrproject.org (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2024-11263?: CVE-2024-11263 is a critical-severity vulnerability in Zephyrproject Zephyr, classified under Privilege Context Switching Error. CVSS score: 9.3/10. Published 2024-11-15.
How severe is CVE-2024-11263?: Critical severity. CVSS v3 base score is 9.3 out of 10.