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    CVE-2011-1092

    Integer overflow in ext/shmop/shmop.c in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (crash) and possibly read sensitive memory via a large third argument to the shmop_read function.

    Published:Mar 8, 2011
    Last Modified:Apr 11, 2025
    EPS:Mar 15, 2011
    EPSS Score:0.1277
    CVSS Score:7.5

    Affected Products

    Vendor
    Php
    Product
    Php

    Exploits

    http://www.exploit-db.com/exploits/16966http://www.openwall.com/lists/oss-security/2011/03/08/11http://www.openwall.com/lists/oss-security/2011/03/08/9http://www.securityfocus.com/bid/46786http://www.exploit-db.com/exploits/16966http://www.openwall.com/lists/oss-security/2011/03/08/11http://www.openwall.com/lists/oss-security/2011/03/08/9http://www.securityfocus.com/bid/46786https://www.exploit-db.com/exploits/16966

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

    CVE-2026-14355 (CVSS 5.6) — In PHP versions 8.2.* before 8.2.32, 8.3.* before 8.3.32, 8.4.* before 8.4.23, 8.5.* before 8.5.8, the AES-WRA…
    CVE-2026-7263 (CVSS 6.3) — In PHP versions 8.4.* before 8.4.21 and 8.5.* before 8.5.6, DOMNode::C14N() method may process the XML data in…
    CVE-2026-6104 (CVSS 6.3) — In PHP versions 8.4.* before 8.4.21 and 8.5.* before 8.5.6, when an encoding name containing an embedded NUL b…
    CVE-2026-7258 (CVSS 6.3) — 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 fu…
    CVE-2026-6722 (CVSS 9.5) — 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 SOA…
    CVE-2026-7259 (CVSS 2.1) — 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, a misma…
    CVE-2026-7261 (CVSS 6.3) — 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 So…
    CVE-2026-7262 (CVSS 2.9) — 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 …
    CVE-2025-14179 (CVSS 7.4) — 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 PDO…
    CVE-2026-7568 (CVSS 6.3) — 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 met…

    References

    http://bugs.php.net/bug.php?id=54193
    http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
    http://marc.info/?l=bugtraq&m=133469208622507&w=2
    http://securityreason.com/securityalert/8130
    http://support.apple.com/kb/HT5002
    http://svn.php.net/viewvc/php/php-src/branches/PHP_5_3/ext/shmop/shmop.c?r1=306939&r2=309018&pathrev=309018
    http://www.exploit-db.com/exploits/16966
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:052
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:053
    http://www.openwall.com/lists/oss-security/2011/03/08/11
    http://www.openwall.com/lists/oss-security/2011/03/08/9
    http://www.php.net/ChangeLog-5.php
    http://www.php.net/archive/2011.php
    http://www.php.net/releases/5_3_6.php
    http://www.securityfocus.com/bid/46786
    http://www.vupen.com/english/advisories/2011/0744
    https://bugzilla.redhat.com/show_bug.cgi?id=683183
    https://exchange.xforce.ibmcloud.com/vulnerabilities/65988
    http://bugs.php.net/bug.php?id=54193
    http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
    http://marc.info/?l=bugtraq&m=133469208622507&w=2
    http://securityreason.com/securityalert/8130
    http://support.apple.com/kb/HT5002
    http://svn.php.net/viewvc/php/php-src/branches/PHP_5_3/ext/shmop/shmop.c?r1=306939&r2=309018&pathrev=309018
    http://www.exploit-db.com/exploits/16966
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:052
    http://www.mandriva.com/security/advisories?name=MDVSA-2011:053
    http://www.openwall.com/lists/oss-security/2011/03/08/11
    http://www.openwall.com/lists/oss-security/2011/03/08/9
    http://www.php.net/ChangeLog-5.php
    http://www.php.net/archive/2011.php
    http://www.php.net/releases/5_3_6.php
    http://www.securityfocus.com/bid/46786
    http://www.vupen.com/english/advisories/2011/0744
    https://bugzilla.redhat.com/show_bug.cgi?id=683183
    https://exchange.xforce.ibmcloud.com/vulnerabilities/65988

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High