Vulnerability · Published Aug 31, 2021 · Assigned by icscert
CVE-2021-22684
High 7.5
In plain English
A high-severity integer overflow in Tizen RT RTOS. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.1%top 34.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Tizen RT RTOS version 3.0.GBB is vulnerable to integer wrap-around in functions_calloc and mm_zalloc. This improper memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Tizen RT RTOS | Version 3.0 |
Weakness: CWE-190
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-119-04 x_refsource_MISC