Severity.io | CVE-2021-42340

Description

The fix for bug 63362 present in Apache Tomcat 10.1.0-M1 to 10.1.0-M5, 10.0.0-M1 to 10.0.11, 9.0.40 to 9.0.53 and 8.5.60 to 8.5.71 introduced a memory leak. The object introduced to collect metrics for HTTP upgrade connections was not released for WebSocket connections once the connection was closed. This created a memory leak that, over time, could lead to a denial of service via an OutOfMemoryError.

a apache tomcat 10.1.0 milestone3 ******

a apache tomcat 10.1.0 milestone4 ******

a apache tomcat 10.1.0 milestone5 ******

a apache tomcat 10.1.0 milestone1 ******

a apache tomcat 10.1.0 milestone2 ******

a apache tomcat ********

a netapp hci -*******

References

https://lists.apache.org/thread.html/r83a35be60f06aca2065f188ee542b9099695d57ced2e70e0885f905c%40%3Cannounce.tomcat.apache.org%3E

Mailing ListVendor Advisory

[myfaces-commits] 20211021 [myfaces-tobago] branch tobago-5.x updated: build: workaround for CVE-2021-42340

Mailing ListPatchVendor Advisory

DSA-5009

Third Party Advisory

https://security.netapp.com/advisory/ntap-20211104-0001/

Third Party Advisory

https://www.oracle.com/security-alerts/cpujan2022.html

PatchThird Party Advisory

https://kc.mcafee.com/corporate/index?page=content&id=SB10379

Third Party Advisory

https://www.oracle.com/security-alerts/cpuapr2022.html

PatchThird Party Advisory

N/A

PatchThird Party Advisory

GLSA-202208-34

Third Party Advisory

CvssV3 impact

BaseSeverity	HIGH
ConfidentialityImpact	NONE
AttackComplexity	LOW
Scope	UNCHANGED
AttackVector	NETWORK
AvailabilityImpact	HIGH
IntegrityImpact	NONE
PrivilegesRequired	NONE
BaseScore	7.5
VectorString	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Version	3.1
UserInteraction	NONE

CvssV2 impact

AccessComplexity	LOW
ConfidentialityImpact	NONE
AvailabilityImpact	PARTIAL
IntegrityImpact	NONE
BaseScore	5
VectorString	AV:N/AC:L/Au:N/C:N/I:N/A:P
Version	2.0
AccessVector	NETWORK
Authentication	NONE