High severity · published Nov 15, 2024
CVE-2024-11263
arch: riscv: userspace: potential security risk when CONFIG_RISCV_GP=y
8.4
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZE
Zephyr · zephyrproject-rtos
through 3.7 · source: vendor, NVD, CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-11263
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-11263
Patch
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-jjf3-7x72-pqm9
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