SB2026051565 - openEuler 20.03 LTS SP4 update for php

CSH
CYBERSECURITY HELP
Sign In REGISTER

Main Vulnerability Database SB2026051565

SB2026051565 - openEuler 20.03 LTS SP4 update for php

Published: May 15, 2026

Security Bulletin ID SB2026051565
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2026-6722)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to a stale pointer in SOAP_GLOBAL(ref_map) when processing SOAP requests with Apache Map. A remote attacker can send a specially crafted SOAP request to cause a denial of service.

Exploitation requires the Apache Map environment.


2) NULL pointer dereference (CVE-ID: CVE-2026-7259)

CWE-ID: CWE-476 - NULL Pointer Dereference

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to a null pointer dereference in php_mb_check_encoding() when mb_ereg_search_init() processes crafted input. A remote attacker can supply crafted input to cause a denial of service.


3) NULL pointer dereference (CVE-ID: CVE-2026-7262)

CWE-ID: CWE-476 - NULL Pointer Dereference

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to improper null pointer handling in Apache map value processing when handling SOAP requests. A remote attacker can send a specially crafted SOAP request to cause a denial of service.

Exploitation requires the Apache Map environment.


4) Integer overflow (CVE-ID: CVE-2026-7568)

CWE-ID: CWE-190 - Integer overflow

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to an integer overflow in char array offset handling when processing crafted input. A remote attacker can supply crafted input to cause a denial of service.


Remediation

Install update from vendor's website.

References