php: tidy_diagnose() NULL pointer dereference may cause DoS
Published Jan 18, 2012
5.0
MEDIUMCVSS 2.0
EPSS 10.39%
Description
The tidy_diagnose function in PHP 5.3.8 might allow remote attackers to cause a denial of service (NULL pointer dereference and application crash) via crafted input to an application that attempts to perform Tidy::diagnose operations on invalid objects, a different vulnerability than CVE-2011-4153.
Affected products
No data.
No data.
Red Hat Enterprise Linux 6
php-0:5.3.3-14.el6_3
Fixed · RHSA-2012:1046
Red Hat Enterprise Linux 4
php
Not affected
Red Hat Enterprise Linux 5
php
Not affected
Red Hat Enterprise Linux 5
php53
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | php-0:5.3.3-14.el6_3 | Fixed | RHSA-2012:1046 |
| 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 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
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 (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 10.39% (0.10388) | 95.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 10.77% (0.10768) | 95.25th | v5 (v2026.06.15) |
| Dec 28, 2025 | 3.78% (0.03783) | 87.71th | v4 (v2025.03.14) |
| Dec 27, 2025 | 5.88% (0.05883) | 90.33th | v4 (v2025.03.14) |
| Oct 28, 2025 | 4.35% (0.04352) | 88.41th | v4 (v2025.03.14) |
| Oct 27, 2025 | 6.25% (0.06254) | 90.51th | v4 (v2025.03.14) |
| Oct 1, 2025 | 4.35% (0.04352) | 88.51th | v4 (v2025.03.14) |
| Jul 30, 2025 | 6.05% (0.06049) | 90.36th | v4 (v2025.03.14) |
| Mar 30, 2025 | 4.93% (0.04928) | 88.63th | v4 (v2025.03.14) |
| Mar 29, 2025 | 8.02% (0.08023) | 86.58th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.93% (0.04928) | 88.90th | v4 (v2025.03.14) |
| Dec 17, 2024 | 2.91% (0.02914) | 90.56th | v3 (v2023.03.01) |
| Feb 6, 2024 | 4.14% (0.04143) | 91.36th | v3 (v2023.03.01) |
| Jun 15, 2023 | 4.08% (0.04083) | 90.89th | v3 (v2023.03.01) |
| Mar 7, 2023 | 4.26% (0.04261) | 90.95th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (10)
- http://archives.neohapsis.com/archives/bugtraq/2012-01/0092.html mailing-listx_refsource_BUGTRAQExploit
- http://cxsecurity.com/research/103 x_refsource_MISCExploit
- http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00013.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/48668 third-party-advisoryx_refsource_SECUNIA
- http://www.exploit-db.com/exploits/18370/ exploitx_refsource_EXPLOIT-DB
- https://access.redhat.com/security/cve/CVE-2012-0781 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=782951 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2012-0781
- https://www.cve.org/CVERecord?id=CVE-2012-0781
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2012-01/0092.html | mailing-listx_refsource_BUGTRAQExploit | |
| http://cxsecurity.com/research/103 | x_refsource_MISCExploit | |
| http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00013.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html | vendor-advisoryx_refsource_SUSE | |
| http://secunia.com/advisories/48668 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.exploit-db.com/exploits/18370/ | exploitx_refsource_EXPLOIT-DB | |
| https://access.redhat.com/security/cve/CVE-2012-0781 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=782951 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2012-0781 | ||
| https://www.cve.org/CVERecord?id=CVE-2012-0781 |
Change history (0)
No recorded changes yet.