Vulnerability · Published Jun 10, 2021 · Assigned by mitre

CVE-2021-26194

Medium 6.5

In plain English

A medium-severity security flaw in the iotjs package (Ubuntu). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).

Severity (CVSS NVD)6.5Medium

Exploit odds (30 days)0.9%top 39.0% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

An issue was discovered in JerryScript 2.4.0. There is a heap-use-after-free in ecma_is_lexical_environment in the ecma-helpers.c file.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Ubuntu:22.04:LTS	iotjs	no fix listed	UBUNTU-CVE-2021-26194

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/jerryscript-project/jerryscript/issues/4445 x_refsource_CONFIRM