Staging Environment: Content and features may be unstable or change without notice.
Advisory details: gitlab / conan/jerryscript/CVE-2021-41959
Advisory ID gitlab/conan/jerryscript/CVE-2021-41959
Aliases CVE-2021-41959
Summary Missing Release of Memory after Effective Lifetime JerryScript Git version 14ff5bf does not sufficiently track and release allocated memory via `jerry-core/ecma/operations/ecma-regexp-object.c` after `RegExp`, which causes a memory leak.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (3)
CWE-401 Missing Release of Memory after Effective Lifetime
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv2 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/conan/jerryscript/CVE-2021-41959.yml
cvssv3.1 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/conan/jerryscript/CVE-2021-41959.yml
Reference id Reference type URL
https://github.com/jerryscript-project/jerryscript/issues/4781
https://github.com/jerryscript-project/jerryscript/pull/4787
CVE-2021-41959 https://nvd.nist.gov/vuln/detail/CVE-2021-41959
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/conan/jerryscript/CVE-2021-41959.yml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/conan/jerryscript/CVE-2021-41959.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.