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Ubuntu.comUB:CVE-2021-41959

HistoryMay 03, 2022 - 12:00 a.m.

CVE-2021-41959

2022-05-0300:00:00

ubuntu.com

jerryscript

memory leak

regexp

unix

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

32.8%

JSON

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.

OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchiotjs< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	22.04	noarch	iotjs	< any	UNKNOWN

References

github.com/jerryscript-project/jerryscript/issues/4781

github.com/jerryscript-project/jerryscript/pull/4166

github.com/jerryscript-project/jerryscript/pull/4787

launchpad.net/bugs/cve/CVE-2021-41959

nvd.nist.gov/vuln/detail/CVE-2021-41959

security-tracker.debian.org/tracker/CVE-2021-41959

www.cve.org/CVERecord?id=CVE-2021-41959

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

32.8%

JSON

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