Red Hat Security Advisory: php:8.2 security update
Red Hat has issued a security advisory for PHP 8. 2 addressing multiple vulnerabilities including a denial of service via improper handling of signed characters in ctype functions (CVE-2026-7258), a cross-site scripting vulnerability in PHP-FPM due to improper URL sanitation (CVE-2026-6735), a NULL pointer dereference in the SOAP apache:Map decoder (CVE-2026-7262), and a signed integer overflow in the metaphone() function (CVE-2026-7568). These vulnerabilities affect Red Hat Enterprise Linux 9 and related packages. The advisory rates the update as important and provides updated packages to remediate these issues. No known exploits in the wild have been reported. Users are advised to apply the available updates as detailed in the Red Hat advisory.
AI Analysis
Technical Summary
This Red Hat security advisory addresses four vulnerabilities in PHP 8.2: (1) CVE-2026-7258, a denial of service caused by improper handling of signed characters in ctype functions; (2) CVE-2026-6735, a cross-site scripting vulnerability in PHP-FPM due to improper URL sanitation; (3) CVE-2026-7262, a NULL pointer dereference in the SOAP apache:Map decoder when a <value> element is missing; and (4) CVE-2026-7568, a signed integer overflow in the metaphone() function. The advisory covers Red Hat Enterprise Linux 9 and associated PHP packages. Red Hat has released updated packages to fix these issues, and detailed remediation instructions are available in the official advisory.
Potential Impact
The vulnerabilities include a denial of service condition, cross-site scripting, NULL pointer dereference, and integer overflow, which could lead to service disruption or security bypass in PHP environments running on affected Red Hat Enterprise Linux 9 systems. The cross-site scripting vulnerability (CVE-2026-6735) could allow attackers to execute arbitrary scripts in the context of the affected application. No known exploits have been reported in the wild at this time.
Mitigation Recommendations
Red Hat has released updated PHP 8.2 packages that address these vulnerabilities. Users should apply the security update as described in the Red Hat advisory RHSA-2026:22143 and the referenced article https://access.redhat.com/articles/11258. Applying these official patches is the recommended remediation. No additional mitigations are indicated by the vendor advisory.
Red Hat Security Advisory: php:8.2 security update
Description
Red Hat has issued a security advisory for PHP 8. 2 addressing multiple vulnerabilities including a denial of service via improper handling of signed characters in ctype functions (CVE-2026-7258), a cross-site scripting vulnerability in PHP-FPM due to improper URL sanitation (CVE-2026-6735), a NULL pointer dereference in the SOAP apache:Map decoder (CVE-2026-7262), and a signed integer overflow in the metaphone() function (CVE-2026-7568). These vulnerabilities affect Red Hat Enterprise Linux 9 and related packages. The advisory rates the update as important and provides updated packages to remediate these issues. No known exploits in the wild have been reported. Users are advised to apply the available updates as detailed in the Red Hat advisory.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This Red Hat security advisory addresses four vulnerabilities in PHP 8.2: (1) CVE-2026-7258, a denial of service caused by improper handling of signed characters in ctype functions; (2) CVE-2026-6735, a cross-site scripting vulnerability in PHP-FPM due to improper URL sanitation; (3) CVE-2026-7262, a NULL pointer dereference in the SOAP apache:Map decoder when a <value> element is missing; and (4) CVE-2026-7568, a signed integer overflow in the metaphone() function. The advisory covers Red Hat Enterprise Linux 9 and associated PHP packages. Red Hat has released updated packages to fix these issues, and detailed remediation instructions are available in the official advisory.
Potential Impact
The vulnerabilities include a denial of service condition, cross-site scripting, NULL pointer dereference, and integer overflow, which could lead to service disruption or security bypass in PHP environments running on affected Red Hat Enterprise Linux 9 systems. The cross-site scripting vulnerability (CVE-2026-6735) could allow attackers to execute arbitrary scripts in the context of the affected application. No known exploits have been reported in the wild at this time.
Mitigation Recommendations
Red Hat has released updated PHP 8.2 packages that address these vulnerabilities. Users should apply the security update as described in the Red Hat advisory RHSA-2026:22143 and the referenced article https://access.redhat.com/articles/11258. Applying these official patches is the recommended remediation. No additional mitigations are indicated by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:22143
- Cve Count
- 4
- Additional Cves
- ["CVE-2026-7258","CVE-2026-7262","CVE-2026-7568"]
- Cvss Version
- null
Threat ID: 6a1df668e29bf47b50460d19
Added to database: 6/1/2026, 9:15:20 PM
Last enriched: 6/1/2026, 9:16:36 PM
Last updated: 6/2/2026, 6:11:27 AM
Views: 5
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