CVE-2026-17544

CVE-2026-17544 — PHP bcmath OOB write → universal memory-only RCE A weaponized proof-of-concept for CVE-2026-17544 , an out-of-bounds write in PHP's rewritten bcmath extension bcstr2num. This turns the publicly known DoS-only crash into a full, universal, memory-only remote code execution primiti...

Rocky Linux 9.2 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1718)

The Rocky Linux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261718 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 9.2. It addresses 2 CVEs: CVE-2026-109619, CVE-2026-109618. Tenable has extracted the...

Rocky Linux 9.2 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1719)

The Rocky Linux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261719 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 9.2. It addresses 2 CVEs: CVE-2026-109619, CVE-2026-109618. Tenable has extracted the...

CentOS Linux 7.9 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-devel / etc Multiple Vulnerabilities (ciqsa-2026_1717)

The CentOS Linux 7.9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261717 advisory. This advisory aggregates security fixes for the php SRPM in CIQ CentOS Bridge 7.9. It addresses 2 CVEs: CVE-2026-109619, CVE-2026-109618. Tenable has...

Rocky Linux 8.6 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1667)

The Rocky Linux 8.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261667 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 8.6. It addresses 2 CVEs: CVE-2026-109619, CVE-2026-109618. Tenable has extracted the...

Rocky Linux 8.6 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1668)

The Rocky Linux 8.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261668 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 8.6. It addresses 2 CVEs: CVE-2026-109619, CVE-2026-109618. Tenable has extracted the...

Rocky Linux 9.6 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1715)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261715 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 9.6. It addresses 2 CVEs: CVE-2026-109619, CVE-2026-109618. Tenable has extracted the...

Rocky Linux 9.6 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1716)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261716 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 9.6. It addresses 2 CVEs: CVE-2026-109619, CVE-2026-109618. Tenable has extracted the...

Rocky Linux 9.2 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1659)

The Rocky Linux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261659 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 9.2. It addresses 2 CVEs: CVE-2026-109619, CVE-2026-109618. Tenable has extracted the...

Rocky Linux 9.6 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1658)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261658 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 9.6. It addresses 4 CVEs: CVE-2026-109619, CVE-2026-7568, CVE-2026-109618,...

Rocky Linux 9.2 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1654)

The Rocky Linux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261654 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 9.2. It addresses 27 CVEs: CVE-2024-8925, CVE-2025-1217, CVE-2025-14177, CVE-2012-238...

Rocky Linux 8.6 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1608)

The Rocky Linux 8.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261608 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 8.6. It addresses 13 CVEs: CVE-2012-2386, CVE-2013-4248, CVE-2013-4113, CVE-2012-2329...

CVE-2026-17544-PoC

CVE-2026-17544 — PHP bcmath bccomp Out-of-Bounds-Write Stack-Smashing CVSS 9.8 Kritisch · CWE-787 · GHSA-x692-q9x7-8c3f Zusammenfassung bcstr2num in ext/bcmath/libbcmath/src/str2num.c mitgeliefertes libbcmath, PHP 8.4+ enthält einen Off-by-N-Out-of-Bounds-Write. Wenn die vom Benutzer angegebene...

CentOS Linux 7.9 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-devel / etc (ciqsa-2026_1592)

The CentOS Linux 7.9 host has packages installed that are affected by a vulnerability as referenced in the CIQ ciqsa-20261592 advisory. This advisory aggregates security fixes for the php SRPM in CIQ CentOS Bridge 7.9. It addresses 1 CVE: CVE-2024-8927. Tenable has extracted the preceding...

CentOS Linux 8 [TuxCare] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (CENTOS-STREAM8:CLSA-2026:1791395301)

The CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS-STREAM8:CLSA-2026:1791395301 advisory. - The mysqlnd wire protocol parser reads fields out of server packets before checking that the packet still holds enough bytes fo...

Rocky Linux 9.6 [CIQ] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ciqsa-2026_1587)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261587 advisory. This advisory aggregates security fixes for the php SRPM in CIQ LTS 9.6. It addresses 28 CVEs: CVE-2024-8925, CVE-2025-1217, CVE-2012-2386, CVE-2024-1123...

CentOS Linux 7 [TuxCare] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-devel / etc (CENTOS7:CLSA-2025:1738695324)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2025:1738695324 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number. %NASLMINLEVEL 80900...

AlmaLinux 9.2 [TuxCare] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-dbg / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2025:1753981912)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1753981912 advisory. Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number...

Rocky Linux 10.0 [CIQ] Security Update: php / php-bcmath / php-bcmath-debuginfo / php-cli / etc Multiple Vulnerabilities (crlsa-2025_7489)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20257489 advisory. php: Header parser of http stream wrapper does not handle folded headers CVE-2025-1217 php: Stream HTTP wrapper header check might omit basic auth heade...

CentOS Linux 6 [TuxCare] Security Update: php / php-bcmath / php-cli / php-common / php-dba / php-devel / etc Multiple Vulnerabilities (CENTOS6:CLSA-2025:1756483990)

The CentOS Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS6:CLSA-2025:1756483990 advisory. Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number...