RHSA-2026:87073: php-pecl-xdebug3 security update

RHSA-2026:87073, released October 24, 2026, fixes 3 CVEs in php-pecl-xdebug3 (version 0:3.2.2-2.module+el8.10.0+20798+00eaeb41). 2 of them are being exploited (CVE-2026-109618); 2 on CISA KEV. Patch Radar priority: Patch now.

Patch now2 on CISA KEV

CVEs closed

2 rated Critical

Exploited

CVE-2026-109618

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

1.0000

99th percentile

Priority of the 3 CVEs

Patch now 2
                                Urgent 0
                                High 1
                                Routine 0

Fixed package versions

Product	Release	Fixed in
php-pecl-xdebug3	RHEL 8	0:3.2.2-2.module+el8.10.0+20798+00eaeb41

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Patch now	CVE-2026-109618	php8.1-gd: PHP uses longjmp() for out-of-memory (OOM) errors to exit the current context and abort handling of the request	9.8	1.0000	KEVExploited
Patch now	CVE-2026-109619	libapache2-mod-php7.4: PHP has various global state that temporarily points into request memory	8.1	1.0000	KEVExploited
High	CVE-2026-91765	SOAP: Unbounded Recursion in Server-Side cleanup_xml_node	8.1	0.0038	None reported

Also fixes CVE-2026-109618

ELSA-2026-87080
apcu-panel, libzip, libzip-devel and 34 more on ol 8
SUSE-SU-2026:4853-1
apache2-mod_php7, php7, php7-embed and 3 more on sles 15.6, sles 15.7
ALSA-2026:87080
apcu-panel, libzip, libzip-devel and 34 more on almalinux 8
RLSA-2026:87080
libzip, php, php-pear and 4 more on rocky 8
RHSA-2026:87080
apcu-panel, libzip, libzip-devel and 34 more on RHEL 8
FEDORA-2026-D5F8446449
php, php-bcmath, php-bcmath-debuginfo and 55 more on Fedora 43
ELSA-2026-87070
php, php-bcmath, php-cli and 22 more on ol 10
ELSA-2026-87071
php8.4, php8.4-bcmath, php8.4-cli and 22 more on ol 10

Vendor advisory

https://access.redhat.com/errata/RHSA-2026:87073

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