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High RLSA-2026:22142 4 CVEs

Important: php:8.3 security update

Published Jun 1, 2026 · Updated Jun 1, 2026

Summary

PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server.

Security Fix(es):

* PHP: PHP: Denial of Service via improper handling of signed characters in ctype functions (CVE-2026-7258)

* PHP: PHP-FPM: PHP-FPM: Cross-Site Scripting vulnerability via improper URL sanitation (CVE-2026-6735)

* php: NULL pointer dereference in SOAP apache:Map decoder with missing <value> (CVE-2026-7262)

* php: signed integer overflow in metaphone() (CVE-2026-7568)

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.

Fixed packages 9

ReleasePackageFixed in
Rocky Linux · 9 php-pecl-apcu 0:5.1.23-1.module+el9.7.0+40004+bf50a568
Rocky Linux · 9 php-pecl-apcu 0:5.1.23-1.module+el9.7.0+40005+715283ec
Rocky Linux · 9 php-pecl-redis6 0:6.1.0-2.module+el9.7.0+40005+715283ec
Rocky Linux · 9 php-pecl-rrd 0:2.0.3-4.module+el9.7.0+40003+454ed3c4
Rocky Linux · 9 php-pecl-rrd 0:2.0.3-4.module+el9.7.0+40005+715283ec
Rocky Linux · 9 php-pecl-rrd 0:2.0.3-4.module+el9.7.0+40004+bf50a568
Rocky Linux · 9 php-pecl-xdebug3 0:3.3.1-1.module+el9.7.0+40005+715283ec
Rocky Linux · 9 php-pecl-zip 0:1.22.3-1.module+el9.7.0+40004+bf50a568
Rocky Linux · 9 php-pecl-zip 0:1.22.3-1.module+el9.7.0+40005+715283ec

Vulnerabilities 4

  • High 7.3
    CVE-2026-6735 Public exploit

    XSS within PHP-FPM status endpoint

    In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, 8.5.* before 8.5.6, due to improper sanitation of user data, it allows an attacker to compose an URL, which will cause the target to execute arbitrary JavaScript code (XSS) on the …

  • Medium 6.3

    Out-of-bounds read in urldecode() on NetBSD

    In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, some functions, including urldecode(), pass signed char to ctype functions (like isxdigit()). On the systems with default signed char and optimized table-lo…

  • Medium 6.3

    Signed integer overflow in metaphone()

    In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, the metaphone() function in ext/standard/metaphone.c uses a signed int variable to track the current position within the input string. If a string longer th…

  • Low 2.9

    NULL pointer dereference in SOAP apache:Map decoder with missing <value>

    In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, when a SOAP server has a typemap configured, the decoding process contains a mistake which checks the wrong variable in case of missing value element.  This…

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2468561
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2468562
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2468565
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2468566