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Fencer Vulns
medium 6.8

CVE-2007-2872 json

Multiple integer overflows in the chunk_split function in PHP 5 before 5.2.3 and PHP 4 before 4.4.8 allow remote attackers to cause a denia…

published 2007-06-04 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-2864

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.9%
EPSS 8.9% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

Multiple integer overflows in the chunk_split function in PHP 5 before 5.2.3 and PHP 4 before 4.4.8 allow remote attackers to cause a denial of service (crash) or execute arbitrary code via the (1) chunks, (2) srclen, and (3) chunklen arguments.

Patch / fix

  • php RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.8
  • php-gd RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.8
  • php-cli RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.8
  • php-dba RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.8
  • php-pdo RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.8
  • php-xml RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.8
  • php-imap RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.8
  • php-ldap RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.8

red hat advisories RHSA-2007:0891RHSA-2007:0890RHSA-2007:0889RHSA-2007:0888

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2007-2872 updated

php chunk_split integer overflow

  • Red Hat Application Stack v1 for Enterprise Linux AS (v.4) php 5.1.6-3.el4s1.8, php-gd 5.1.6-3.el4s1.8, php-cli 5.1.6-3.el4s1.8, php-dba 5.1.6-3.el4s1.8, php-pdo 5.1.6-3.el4s1.8, php-xml 5.1.6-3.el4s1.8, +12 more Red Hat Application Stack v1 for Enterprise Linux ES (v.4) php 5.1.6-3.el4s1.8, php-gd 5.1.6-3.el4s1.8, php-cli 5.1.6-3.el4s1.8, php-dba 5.1.6-3.el4s1.8, php-pdo 5.1.6-3.el4s1.8, php-xml 5.1.6-3.el4s1.8, +12 more
    fixed: vendor fix RHSA-2007:0891
  • Red Hat Desktop version 3 php 4.3.2-43.ent, php-imap 4.3.2-43.ent, php-ldap 4.3.2-43.ent, php-odbc 4.3.2-43.ent, php-mysql 4.3.2-43.ent, php-pgsql 4.3.2-43.ent
    fixed: vendor fix RHSA-2007:0889
  • Red Hat Enterprise Linux (v. 5 server) php 5.1.6-15.el5, php-gd 5.1.6-15.el5, php-cli 5.1.6-15.el5, php-dba 5.1.6-15.el5, php-pdo 5.1.6-15.el5, php-xml 5.1.6-15.el5, +12 more
    fixed: vendor fix RHSA-2007:0890
  • Red Hat Enterprise Linux AS (Advanced Server) version 2.1 php 4.1.2-2.19, php-imap 4.1.2-2.19, php-ldap 4.1.2-2.19, php-odbc 4.1.2-2.19, php-mysql 4.1.2-2.19, php-pgsql 4.1.2-2.19, +1 more
    fixed: vendor fix RHSA-2007:0888
  • Red Hat Enterprise Linux AS version 3 php 4.3.2-43.ent, php-imap 4.3.2-43.ent, php-ldap 4.3.2-43.ent, php-odbc 4.3.2-43.ent, php-mysql 4.3.2-43.ent, php-pgsql 4.3.2-43.ent
    fixed: vendor fix RHSA-2007:0889
  • Red Hat Enterprise Linux AS version 4 php 4.3.9-3.22.9, php-gd 4.3.9-3.22.9, php-imap 4.3.9-3.22.9, php-ldap 4.3.9-3.22.9, php-odbc 4.3.9-3.22.9, php-pear 4.3.9-3.22.9, +7 more Red Hat Enterprise Linux Desktop version 4 php 4.3.9-3.22.9, php-gd 4.3.9-3.22.9, php-imap 4.3.9-3.22.9, php-ldap 4.3.9-3.22.9, php-odbc 4.3.9-3.22.9, php-pear 4.3.9-3.22.9, +7 more Red Hat Enterprise Linux Desktop Workstation (v. 5 client) php 5.1.6-15.el5, php-gd 5.1.6-15.el5, php-cli 5.1.6-15.el5, php-dba 5.1.6-15.el5, php-pdo 5.1.6-15.el5, php-xml 5.1.6-15.el5, +12 more
    fixed: vendor fix RHSA-2007:0890
  • Red Hat Enterprise Linux ES version 2.1 php 4.1.2-2.19, php-imap 4.1.2-2.19, php-ldap 4.1.2-2.19, php-odbc 4.1.2-2.19, php-mysql 4.1.2-2.19, php-pgsql 4.1.2-2.19, +1 more
    fixed: vendor fix RHSA-2007:0888
  • Red Hat Enterprise Linux ES version 3 php 4.3.2-43.ent, php-imap 4.3.2-43.ent, php-ldap 4.3.2-43.ent, php-odbc 4.3.2-43.ent, php-mysql 4.3.2-43.ent, php-pgsql 4.3.2-43.ent
    fixed: vendor fix RHSA-2007:0889
show 5 more
  • Red Hat Enterprise Linux ES version 4 php 4.3.9-3.22.9, php-gd 4.3.9-3.22.9, php-imap 4.3.9-3.22.9, php-ldap 4.3.9-3.22.9, php-odbc 4.3.9-3.22.9, php-pear 4.3.9-3.22.9, +7 more
    fixed: vendor fix RHSA-2007:0890
  • Red Hat Enterprise Linux WS version 2.1 php 4.1.2-2.19, php-imap 4.1.2-2.19, php-ldap 4.1.2-2.19, php-odbc 4.1.2-2.19, php-mysql 4.1.2-2.19, php-pgsql 4.1.2-2.19, +1 more
    fixed: vendor fix RHSA-2007:0888
  • Red Hat Enterprise Linux WS version 3 php 4.3.2-43.ent, php-imap 4.3.2-43.ent, php-ldap 4.3.2-43.ent, php-odbc 4.3.2-43.ent, php-mysql 4.3.2-43.ent, php-pgsql 4.3.2-43.ent
    fixed: vendor fix RHSA-2007:0889
  • Red Hat Enterprise Linux WS version 4 php 4.3.9-3.22.9, php-gd 4.3.9-3.22.9, php-imap 4.3.9-3.22.9, php-ldap 4.3.9-3.22.9, php-odbc 4.3.9-3.22.9, php-pear 4.3.9-3.22.9, +7 more
    fixed: vendor fix RHSA-2007:0890
  • Red Hat Linux Advanced Workstation 2.1 php 4.1.2-2.19, php-imap 4.1.2-2.19, php-ldap 4.1.2-2.19, php-odbc 4.1.2-2.19, php-mysql 4.1.2-2.19, php-pgsql 4.1.2-2.19, +1 more
    fixed: vendor fix RHSA-2007:0888

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-30117)
  2. Published

Exploit prediction

8.88% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-30117 PHP 5.1.6 - 'Chunk_Split()' Integer Overflow remote, 2007-05-31

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.