Pidgin: NULL pointer dereference by processing a custom smiley (DoS)
Published Sep 8, 2009
5.0
MEDIUMCVSS 2.0
EPSS 1.69%
Description
The XMPP protocol plugin in libpurple in Pidgin before 2.6.2 does not properly handle an error IQ stanza during an attempted fetch of a custom smiley, which allows remote attackers to cause a denial of service (application crash) via XHTML-IM content with cid: images.
Affected products
No data.
- ≤ 2.6.1
- 2.0.0
- 2.0.1
- 2.0.2
- 2.0.2
- 2.1.0
- 2.1.1
- 2.2.0
- 2.2.1
- 2.2.2
- 2.3.0
- 2.3.1
- 2.4.0
- 2.4.0
- 2.4.1
- 2.4.1
- 2.4.2
- 2.4.2
- 2.4.3
- 2.4.3
- 2.5.0
- 2.5.0
- 2.5.1
- 2.5.2
- 2.5.2
- 2.5.3
- 2.5.3
- 2.5.4
- 2.5.4
- 2.5.5
- 2.5.5
- 2.5.6
- 2.5.7
- 2.5.8
- 2.5.9
- 2.6.0
No data.
Red Hat Enterprise Linux 4
pidgin-0:2.6.2-2.el4
Fixed · RHSA-2009:1453
Red Hat Enterprise Linux 5
pidgin-0:2.6.2-2.el5
Fixed · RHSA-2009:1453
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | pidgin-0:2.6.2-2.el4 | Fixed | RHSA-2009:1453 |
| Red Hat Enterprise Linux 5 | pidgin-0:2.6.2-2.el5 | Fixed | RHSA-2009:1453 |
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.69% (0.01690) | 76.22th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.69% (0.01690) | 74.01th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.95% (0.00949) | 74.27th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.62% (0.02623) | 76.10th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.95% (0.00949) | 74.76th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.84% (0.02843) | 91.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.84% (0.02843) | 89.11th | 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://developer.pidgin.im/viewmtn/revision/info/fd5955618eddcd84d522b30ff11102f9601f38c8 x_refsource_CONFIRMPatchVendor Advisory
- http://secunia.com/advisories/36601 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.pidgin.im/news/security/index.php?id=37 x_refsource_CONFIRMPatchVendor Advisory
- http://www.securityfocus.com/bid/36277 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2009-3085 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=521853 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2009-3085
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11223 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6434 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2009-3085
| Link | Providers | Tags |
|---|---|---|
| http://developer.pidgin.im/viewmtn/revision/info/fd5955618eddcd84d522b30ff11102f9601f38c8 | x_refsource_CONFIRMPatchVendor Advisory | |
| http://secunia.com/advisories/36601 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.pidgin.im/news/security/index.php?id=37 | x_refsource_CONFIRMPatchVendor Advisory | |
| http://www.securityfocus.com/bid/36277 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2009-3085 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=521853 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2009-3085 | ||
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11223 | vdb-entrysignaturex_refsource_OVAL | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6434 | vdb-entrysignaturex_refsource_OVAL | |
| https://www.cve.org/CVERecord?id=CVE-2009-3085 |
Change history (0)
No recorded changes yet.