php: preg_quote interruption vulnerability (MOPS-2010-017)
Published May 12, 2010
5.0
MEDIUMCVSS 2.0
EPSS 1.08%
Description
The preg_quote function in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allows context-dependent attackers to obtain sensitive information (memory contents) by causing a userspace interruption of an internal function, related to the call time pass by reference feature, modification of ZVALs whose values are not updated in the associated local variables, and access of previously-freed memory.
Affected products
No data.
- 5.2.0
- 5.2.1
- 5.2.2
- 5.2.3
- 5.2.4
- 5.2.5
- 5.2.6
- 5.2.7
- 5.2.8
- 5.2.9
- 5.2.10
- 5.2.11
- 5.2.12
- 5.3.0
- 5.3.1
- 5.3.2
No data.
Red Hat Enterprise Linux 4
php
Not affected
Red Hat Enterprise Linux 5
php
Not affected
Red Hat Enterprise Linux 6
php
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | php | Not affected | n/a |
| Red Hat Enterprise Linux 5 | php | Not affected | n/a |
| Red Hat Enterprise Linux 6 | php | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat does not consider interruption issues allowing safe_mode / open_basedir restriction bypass to be security sensitive. For more details see https://bugzilla.redhat.com/show_bug.cgi?id=169857#c1 and http://www.php.net/security-note.php
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.08% (0.01077) | 63.82th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.08% (0.01077) | 60.55th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.39% (0.00391) | 58.09th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.22% (0.00223) | 61.51th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.22% (0.00223) | 60.76th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.22% (0.00223) | 58.75th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
References (8)
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00000.html vendor-advisoryx_refsource_SUSE
- http://www.php-security.org/2010/05/09/mops-2010-017-php-preg_quote-interruption-information-leak-vulnerability/index.html x_refsource_MISC
- https://access.redhat.com/security/cve/CVE-2010-1915 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=617211 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/58586 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2010-1915
- https://www.cve.org/CVERecord?id=CVE-2010-1915
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00000.html | vendor-advisoryx_refsource_SUSE | |
| http://www.php-security.org/2010/05/09/mops-2010-017-php-preg_quote-interruption-information-leak-vulnerability/index.html | x_refsource_MISC | |
| https://access.redhat.com/security/cve/CVE-2010-1915 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=617211 | Issue Tracking | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/58586 | vdb-entryx_refsource_XF | |
| https://nvd.nist.gov/vuln/detail/CVE-2010-1915 | ||
| https://www.cve.org/CVERecord?id=CVE-2010-1915 |
Change history (0)
No recorded changes yet.