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🛡️ CLSA-2026-1778787692 — libapache2-mod-php7.4 (CVE-2026-7258 +2 more)

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Fix CVE(s): CVE-2026-7258, CVE-2026-7262, CVE-2026-7568

  • SECURITY UPDATE: NULL pointer dereference in SOAP apache:Map decoder
  • debian/patches/CVE-2026-7262.patch: fix wrong variable checked in

to_zval_map() NULL check, changing if (!xmlKey) to if (!xmlValue)

  • CVE-2026-7262
  • SECURITY UPDATE: Signed integer overflow in metaphone() char array offset
  • debian/patches/CVE-2026-7568.patch: widen w_idx in metaphone() and

how_far/idx in Lookahead() from int to size_t in

ext/standard/metaphone.c to prevent signed overflow on inputs

exceeding 2^31 bytes

  • CVE-2026-7568
  • SECURITY UPDATE: Denial of service via signed char passed to ctype functions
  • debian/patches/CVE-2026-7258.patch: consistently cast chars to

unsigned char before all ctype.h calls (isxdigit, isdigit, isalpha,

isalnum, isspace, tolower, toupper) across 54 files including

ext/standard/url.c (php_url_decode, php_raw_url_decode) and

ext/standard/formatted_print.c, Zend/zend_virtual_cwd.c, and others

  • CVE-2026-7258

Affected software

CLSA-2026-1778787692 is recorded against 37 packages.

  • libapache2-mod-php7.4 (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • libphp7.4-embed (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4 (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-bcmath (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-bz2 (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-cgi (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-cli (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-common (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-curl (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-dba (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-dev (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-enchant (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-fpm (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-gd (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-gmp (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-imap (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-interbase (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-intl (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-json (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-ldap (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-mbstring (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-mysql (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-odbc (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-opcache (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
Show the remaining 13 packages
  • php7.4-pgsql (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-phpdbg (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-pspell (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-readline (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-snmp (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-soap (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-sqlite3 (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-sybase (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-tidy (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-xml (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-xmlrpc (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-xsl (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)
  • php7.4-zip (fixed in 7.4.3-4ubuntu2.29+tuxcare.els4)

Timeline and source

Published on 14 May 2026 and last revised on 4 June 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

errata.tuxcare.com (Advisory)

Other advisories for this package

libapache2-mod-php7.4 has other advisories on record. If you are patching this one, these are worth checking on the same host:

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-05-14
Updated 2026-08-20
Modified 2026-06-04
Fix URL N/A

Affected Packages

Software From version Fixed in
libapache2-mod-php7.4 — 7.4.3-4ubuntu2.29+tuxcare.els4
libphp7.4-embed — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4 — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-bcmath — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-bz2 — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-cgi — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-cli — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-common — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-curl — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-dba — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-dev — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-enchant — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-fpm — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-gd — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-gmp — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-imap — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-interbase — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-intl — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-json — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-ldap — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-mbstring — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-mysql — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-odbc — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-opcache — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-pgsql — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-phpdbg — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-pspell — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-readline — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-snmp — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-soap — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-sqlite3 — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-sybase — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-tidy — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-xml — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-xmlrpc — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-xsl — 7.4.3-4ubuntu2.29+tuxcare.els4
php7.4-zip — 7.4.3-4ubuntu2.29+tuxcare.els4

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