CVE-2021-35556
Publication date 20 October 2021
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
Vulnerability in the Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Swing). Supported versions that are affected are Java SE: 7u311, 8u301, 11.0.12, 17; Oracle GraalVM Enterprise Edition: 20.3.3 and 21.2.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE, Oracle GraalVM Enterprise Edition. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).
From the Ubuntu Security Team
It was discovered that the Rich Text Format (RTF) Parser in OpenJDK did not properly restrict the amount of memory allocated in some situations. An attacker could use this to specially craft an RTF file that caused a denial of service.
Status
Package | Ubuntu Release | Status |
---|---|---|
icedtea-web | ||
22.04 LTS jammy |
Not affected
|
|
20.04 LTS focal |
Not affected
|
|
18.04 LTS bionic |
Not affected
|
|
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty | Not in release | |
openjdk-12 | ||
22.04 LTS jammy | Not in release | |
20.04 LTS focal | Not in release | |
18.04 LTS bionic | Not in release | |
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
openjdk-13 | ||
22.04 LTS jammy | Not in release | |
20.04 LTS focal | Ignored superseded by openjdk-17 | |
18.04 LTS bionic | Not in release | |
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
openjdk-15 | ||
22.04 LTS jammy | Not in release | |
20.04 LTS focal | Not in release | |
18.04 LTS bionic | Not in release | |
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
openjdk-8 | ||
22.04 LTS jammy |
Not affected
|
|
20.04 LTS focal |
Fixed 8u312-b07-0ubuntu1~20.04
|
|
18.04 LTS bionic |
Fixed 8u312-b07-0ubuntu1~18.04
|
|
16.04 LTS xenial |
Fixed 8u312-b07-0ubuntu1~16.04
|
|
14.04 LTS trusty | Not in release | |
openjdk-9 | ||
22.04 LTS jammy | Not in release | |
20.04 LTS focal | Not in release | |
18.04 LTS bionic | Not in release | |
16.04 LTS xenial | Ignored no longer supported by upstream | |
14.04 LTS trusty | Not in release | |
openjdk-lts | ||
22.04 LTS jammy |
Not affected
|
|
20.04 LTS focal |
Fixed 11.0.13+8-0ubuntu1~20.04
|
|
18.04 LTS bionic |
Fixed 11.0.13+8-0ubuntu1~18.04
|
|
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release |
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Get Ubuntu ProSeverity score breakdown
Parameter | Value |
---|---|
Base score | 5.3 · Medium |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | Low |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
References
Related Ubuntu Security Notices (USN)
- USN-5202-1
- OpenJDK vulnerabilities
- 17 December 2021