Vulnerability identifier: #VU82255

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-40433

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
openjdk
Web applications / JS libraries

Vendor: Oracle

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in within the ciMethodBlocks::make_block_at() function. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

openjdk: All versions

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External links
http://github.com/openjdk/jdk15u-dev/pull/261
http://github.com/openjdk/jdk13u-dev/pull/394
http://bugs.openjdk.org/browse/JDK-8283441
http://github.com/openjdk/jdk11u-dev/pull/1183

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.