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redhatRedHatRHSA-2022:7012
HistoryOct 19, 2022 - 9:32 p.m.

(RHSA-2022:7012) Moderate: java-11-openjdk security and bug fix update

2022-10-1921:32:12
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32
openjdk
buffer overflow
memory allocation
http server
ntlm client hostnames
jndi dns
sni caching
bug fix
quarterly release

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.002

Percentile

59.5%

The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software Development Kit.

Security Fix(es):

  • OpenJDK: improper MultiByte conversion can lead to buffer overflow (JGSS, 8286077) (CVE-2022-21618)

  • OpenJDK: excessive memory allocation in X.509 certificate parsing (Security, 8286533) (CVE-2022-21626)

  • OpenJDK: HttpServer no connection count limit (Lightweight HTTP Server, 8286918) (CVE-2022-21628)

  • OpenJDK: improper handling of long NTLM client hostnames (Security, 8286526) (CVE-2022-21619)

  • OpenJDK: insufficient randomization of JNDI DNS port numbers (JNDI, 8286910) (CVE-2022-21624)

  • OpenJDK: missing SNI caching in HTTP/2 (Networking, 8289366) (CVE-2022-39399)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • Prepare for the next quarterly OpenJDK upstream release (2022-10, 11.0.17) [rhel-8] (BZ#2131863)

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.002

Percentile

59.5%