PHP: Context stream use-after-free on request shutdown (MOPS-2010-022)
Published May 27, 2010
5.0
MEDIUMCVSS 2.0
EPSS 1.85%
Description
Use-after-free vulnerability in the request shutdown functionality in PHP 5.2 before 5.2.13 and 5.3 before 5.3.2 allows context-dependent attackers to cause a denial of service (crash) via a stream context structure that is freed before destruction occurs.
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
No data.
Red Hat Enterprise Linux 4
php
Not affected
Red Hat Enterprise Linux 5
php
Not affected
Red Hat Enterprise Linux 5
php53
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 5 | php53 | Not affected | n/a |
| Red Hat Enterprise Linux 6 | php | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not Vulnerable. This issue does not affect the version of php as shipped with Red Hat Enterprise Linux 4, 5 and 6. This issue does not affect the version of php53 as shipped with Red Hat Enterprise Linux 5.
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:N/I:N/A:P
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 1, 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 1, 2026 | 1.85% (0.01855) | 78.41th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.85% (0.01855) | 76.35th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.35% (0.00348) | 55.14th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.31% (0.00309) | 70.85th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.31% (0.00309) | 69.20th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.31% (0.00311) | 65.29th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
References (7)
- 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://php-security.org/2010/05/12/mops-2010-022-php-stream-context-use-after-free-on-request-shutdown-vulnerability/index.html x_refsource_MISCExploitVendor Advisory
- https://access.redhat.com/security/cve/CVE-2010-2093 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=598474 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2010-2093
- https://www.cve.org/CVERecord?id=CVE-2010-2093
| 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://php-security.org/2010/05/12/mops-2010-022-php-stream-context-use-after-free-on-request-shutdown-vulnerability/index.html | x_refsource_MISCExploitVendor Advisory | |
| https://access.redhat.com/security/cve/CVE-2010-2093 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=598474 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2010-2093 | ||
| https://www.cve.org/CVERecord?id=CVE-2010-2093 |
Change history (0)
No recorded changes yet.