php: fileinfo: Invalid pointer dereference when checking mimetype of certain MP3 files
Published Jun 21, 2013
4.3
MEDIUMCVSS 2.0
EPSS 1.98%
Description
The mget function in libmagic/softmagic.c in the Fileinfo component in PHP 5.4.x before 5.4.16 allows remote attackers to cause a denial of service (invalid pointer dereference and application crash) via an MP3 file that triggers incorrect MIME type detection during access to an finfo object.
Affected products
No data.
- 5.4.0
- 5.4.1
- 5.4.2
- 5.4.3
- 5.4.4
- 5.4.5
- 5.4.6
- 5.4.7
- 5.4.8
- 5.4.9
- 5.4.10
- 5.4.11
- 5.4.12
- 5.4.13
- 5.4.14
- 5.4.15
No data.
Red Hat Enterprise Linux 5
php
Not affected
Red Hat Enterprise Linux 5
php53
Not affected
Red Hat Enterprise Linux 6
php
Not affected
Red Hat Software Collections
php54-php
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| 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 |
| Red Hat Software Collections | php54-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 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:M/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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.98% (0.01975) | 79.73th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.98% (0.01975) | 77.81th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.37% (0.00372) | 56.80th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.33% (0.00325) | 71.66th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.22% (0.00220) | 59.71th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.20% (0.00203) | 57.56th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.18% (0.00184) | 54.52th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.41% (0.00411) | 69.85th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
References (6)
- http://www.php.net/ChangeLog-5.php x_refsource_CONFIRM
- https://access.redhat.com/security/cve/CVE-2013-4636 Vendor Advisory
- https://bugs.php.net/bug.php?id=64830 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=977463 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2013-4636
- https://www.cve.org/CVERecord?id=CVE-2013-4636
| Link | Providers | Tags |
|---|---|---|
| http://www.php.net/ChangeLog-5.php | x_refsource_CONFIRM | |
| https://access.redhat.com/security/cve/CVE-2013-4636 | Vendor Advisory | |
| https://bugs.php.net/bug.php?id=64830 | x_refsource_CONFIRM | |
| https://bugzilla.redhat.com/show_bug.cgi?id=977463 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-4636 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-4636 |
Change history (0)
No recorded changes yet.