SB2026042489 - Red Hat Enterprise Linux 9 update for java-17-openjdk
Published: April 24, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 8 secuirty vulnerabilities.
1) Improper input validation (CVE-ID: CVE-2026-22007)
The vulnerability allows a local non-authenticated attacker to gain access to sensitive information.
The vulnerability exists due to improper input validation within the Security component in Oracle GraalVM Enterprise Edition. A local non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.
2) Improper input validation (CVE-ID: CVE-2026-22013)
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
The vulnerability exists due to improper input validation within the JGSS component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.
3) Improper input validation (CVE-ID: CVE-2026-22016)
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
The vulnerability exists due to improper input validation within the JAXP component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.
4) Improper input validation (CVE-ID: CVE-2026-22018)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The vulnerability exists due to improper input validation within the Libraries component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to perform service disruption.
5) Improper input validation (CVE-ID: CVE-2026-22021)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
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 perform service disruption.
6) Integer overflow (CVE-ID: CVE-2026-23865)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to integer overflow within the tt_var_load_item_variation_store() function when parsing HVAR/VVAR/MVAR tables in OpenType variable fonts. A remote attacker can trick the victim into opening a specially crafted file, trigger an integer overflow and read memory contents on the system.
7) Improper input validation (CVE-ID: CVE-2026-34282)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the Networking component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to perform a denial of service (DoS) attack.
8) Improper input validation (CVE-ID: CVE-2026-34268)
The vulnerability allows a local non-authenticated attacker to gain access to sensitive information.
The vulnerability exists due to improper input validation within the Security component in Oracle GraalVM Enterprise Edition. A local non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.
Remediation
Install update from vendor's website.