Ubuntu update for openjdk-8



Risk Medium
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2025-21587
CVE-2025-30691
CVE-2025-30698
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Ubuntu
Operating systems & Components / Operating system

openjdk-8-jre-zero (Ubuntu package)
Operating systems & Components / Operating system package or component

openjdk-8-jre-headless (Ubuntu package)
Operating systems & Components / Operating system package or component

openjdk-8-jre (Ubuntu package)
Operating systems & Components / Operating system package or component

openjdk-8-jdk-headless (Ubuntu package)
Operating systems & Components / Operating system package or component

openjdk-8-jdk (Ubuntu package)
Operating systems & Components / Operating system package or component

openjdk-8-jre-jamvm (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU107520

Risk: Medium

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-21587

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The vulnerability exists due to improper input validation within the JSSE component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to read and manipulate data.

Mitigation

Update the affected package openjdk-8 to the latest version.

Vulnerable software versions

Ubuntu: 16.04 - 25.04

openjdk-8-jre-zero (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jre-headless (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jre (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jdk-headless (Ubuntu package): before Ubuntu Pro

openjdk-8-jdk (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jre-jamvm (Ubuntu package): before Ubuntu Pro

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7480-1


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.

2) Improper input validation

EUVDB-ID: #VU107522

Risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-30691

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The vulnerability exists due to improper input validation within the Compiler component in Oracle Java SE. A remote non-authenticated attacker can exploit this vulnerability to read and manipulate data.

Mitigation

Update the affected package openjdk-8 to the latest version.

Vulnerable software versions

Ubuntu: 16.04 - 25.04

openjdk-8-jre-zero (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jre-headless (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jre (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jdk-headless (Ubuntu package): before Ubuntu Pro

openjdk-8-jdk (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jre-jamvm (Ubuntu package): before Ubuntu Pro

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7480-1


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.

3) Improper input validation

EUVDB-ID: #VU107521

Risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-30698

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The vulnerability exists due to improper input validation within the 2D component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to read and manipulate data.

Mitigation

Update the affected package openjdk-8 to the latest version.

Vulnerable software versions

Ubuntu: 16.04 - 25.04

openjdk-8-jre-zero (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jre-headless (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jre (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jdk-headless (Ubuntu package): before Ubuntu Pro

openjdk-8-jdk (Ubuntu package): before 8u452-ga~us1-0ubuntu1~20.04

openjdk-8-jre-jamvm (Ubuntu package): before Ubuntu Pro

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7480-1


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.



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