The REENT_CHECK macro (see newlib/libc/include/sys/reent.h) as used by REENT_CHECK_TM, REENT_CHECK_MISC, REENT_CHECK_MP and other newlib macros in versions prior to 3.3.0, does not check for memory allocation problems when the DEBUG flag is unset (as is the case in production firmware builds).
References
Link | Resource |
---|---|
https://census-labs.com/news/2020/01/31/multiple-null-pointer-dereference-vulnerabilities-in-newlib/ | Exploit Third Party Advisory |
Configurations
Information
Published : 2020-03-18 09:15
Updated : 2020-03-24 13:05
NVD link : CVE-2019-14871
Mitre link : CVE-2019-14871
JSON object : View
CWE
CWE-476
NULL Pointer Dereference
Products Affected
newlib_project
- newlib