CVE-2012-0841
Summary
| CVE | CVE-2012-0841 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2012-12-21 05:46:14 UTC |
| Updated | 2026-04-29 01:13:23 UTC |
| Description | libxml2 before 2.8.0 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
NoneIntegrity
NoneAvailability
PartialAV:N/AC:L/Au:N/C:N/I:N/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Apple | Iphone Os | 1.0.0 | All | All | All |
| Operating System | Apple | Iphone Os | 1.0.1 | All | All | All |
| Operating System | Apple | Iphone Os | 1.0.2 | All | All | All |
| Operating System | Apple | Iphone Os | 1.1.0 | All | All | All |
| Operating System | Apple | Iphone Os | 1.1.1 | All | All | All |
| Operating System | Apple | Iphone Os | 1.1.2 | All | All | All |
| Operating System | Apple | Iphone Os | 1.1.3 | All | All | All |
| Operating System | Apple | Iphone Os | 1.1.4 | All | All | All |
| Operating System | Apple | Iphone Os | 1.1.5 | All | All | All |
| Operating System | Apple | Iphone Os | 2.0 | All | All | All |
| Operating System | Apple | Iphone Os | 2.0.0 | All | All | All |
| Operating System | Apple | Iphone Os | 2.0.1 | All | All | All |
| Operating System | Apple | Iphone Os | 2.0.2 | All | All | All |
| Operating System | Apple | Iphone Os | 2.1 | All | All | All |
| Operating System | Apple | Iphone Os | 2.1.1 | All | All | All |
| Operating System | Apple | Iphone Os | 2.2 | All | All | All |
| Operating System | Apple | Iphone Os | 2.2.1 | All | All | All |
| Operating System | Apple | Iphone Os | 3.0 | All | All | All |
| Operating System | Apple | Iphone Os | 3.0.1 | All | All | All |
| Operating System | Apple | Iphone Os | 3.1 | All | All | All |
| Operating System | Apple | Iphone Os | 3.1.2 | All | All | All |
| Operating System | Apple | Iphone Os | 3.1.3 | All | All | All |
| Operating System | Apple | Iphone Os | 3.2 | All | All | All |
| Operating System | Apple | Iphone Os | 3.2.1 | All | All | All |
| Operating System | Apple | Iphone Os | 3.2.2 | All | All | All |
| Operating System | Apple | Iphone Os | 4.0 | All | All | All |
| Operating System | Apple | Iphone Os | 4.0.1 | All | All | All |
| Operating System | Apple | Iphone Os | 4.0.2 | All | All | All |
| Operating System | Apple | Iphone Os | 4.1 | All | All | All |
| Operating System | Apple | Iphone Os | 4.2.1 | All | All | All |
| Operating System | Apple | Iphone Os | 4.2.5 | All | All | All |
| Operating System | Apple | Iphone Os | 4.2.8 | All | All | All |
| Operating System | Apple | Iphone Os | 4.3.0 | All | All | All |
| Operating System | Apple | Iphone Os | 4.3.1 | All | All | All |
| Operating System | Apple | Iphone Os | 4.3.2 | All | All | All |
| Operating System | Apple | Iphone Os | 4.3.3 | All | All | All |
| Operating System | Apple | Iphone Os | 4.3.5 | All | All | All |
| Operating System | Apple | Iphone Os | 5.0 | All | All | All |
| Operating System | Apple | Iphone Os | 5.0.1 | All | All | All |
| Operating System | Apple | Iphone Os | 5.1 | All | All | All |
| Operating System | Apple | Iphone Os | 5.1.1 | All | All | All |
| Operating System | Apple | Iphone Os | 6.0 | All | All | All |
| Operating System | Apple | Iphone Os | 6.0.1 | All | All | All |
| Operating System | Apple | Iphone Os | 6.0.2 | All | All | All |
| Operating System | Apple | Iphone Os | 6.1 | All | All | All |
| Operating System | Apple | Iphone Os | 6.1.2 | All | All | All |
| Operating System | Apple | Iphone Os | 6.1.3 | All | All | All |
| Operating System | Apple | Iphone Os | All | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.7.0 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.7.1 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.7.2 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.7.3 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.7.4 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.0 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.1 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.10 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.13 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.14 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.16 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.2 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.3 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.4 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.5 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.6 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.7 | All | All | All |
| Application | Xmlsoft | Libxml2 | 1.8.9 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.0.0 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.1.0 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.1.1 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.0 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.0 | beta | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.1 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.10 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.11 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.2 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.3 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.4 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.5 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.6 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.7 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.8 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.2.9 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.0 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.1 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.10 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.11 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.12 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.13 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.14 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.2 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.3 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.4 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.5 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.6 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.7 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.8 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.3.9 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.1 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.10 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.11 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.12 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.13 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.14 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.15 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.16 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.17 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.18 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.19 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.2 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.20 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.21 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.22 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.23 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.24 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.25 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.26 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.27 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.28 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.29 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.3 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.30 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.4 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.5 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.6 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.7 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.8 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.4.9 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.5.0 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.5.10 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.5.11 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.5.4 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.5.7 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.5.8 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.0 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.1 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.11 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.12 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.13 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.14 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.16 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.17 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.18 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.2 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.20 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.21 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.22 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.23 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.24 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.25 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.26 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.27 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.28 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.29 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.3 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.30 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.31 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.32 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.4 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.5 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.6 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.7 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.8 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.6.9 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.7.0 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.7.1 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.7.2 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.7.3 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.7.4 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.7.5 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.7.6 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.7.7 | All | All | All |
| Application | Xmlsoft | Libxml2 | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Releases | af854a3a-2127-422b-91ae-364da2661108 | xmlsoft.org | |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | |
| Security Advisory SA54886 - Apple iOS Multiple Vulnerabilities - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| APPLE-SA-2013-10-22-8 iTunes 11.1.2 | af854a3a-2127-422b-91ae-364da2661108 | lists.apple.com | |
| #660846 - libxml2: CVE-2012-0841 computational DoS attack via hash collisions - Debian Bug report logs | af854a3a-2127-422b-91ae-364da2661108 | bugs.debian.org | |
| CVE-2012-0841 Denial of Service (DoS) vulnerability in libxml2 (Third Party Vulnerability Resolution Blog) | af854a3a-2127-422b-91ae-364da2661108 | blogs.oracle.com | |
| Libxml2 Hash Table Collision Bug Lets Remote Users Deny Service - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | securitytracker.com | |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | |
| libxml2 Hash Collision Denial Of Service Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Patch |
| About the security content of iTunes 11.1.4 - Apple Support | af854a3a-2127-422b-91ae-364da2661108 | support.apple.com | |
| About the security content of iOS 7 | af854a3a-2127-422b-91ae-364da2661108 | support.apple.com | |
| Support / Security / Advisories / / MDVSA-2013:150 | Mandriva | af854a3a-2127-422b-91ae-364da2661108 | www.mandriva.com | |
| Oracle Critical Patch Update - April 2013 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | |
| Debian -- Security Information -- DSA-2417-1 libxml2 | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | |
| About Secunia Research | Flexera | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| APPLE-SA-2013-09-18-2 iOS 7 | af854a3a-2127-422b-91ae-364da2661108 | lists.apple.com | |
| oss-security - libxml2: hash table collisions CPU usage DoS | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | |
| Add hash randomization to hash and dict structures (8973d58b) · Commits · GNOME / libxml2 · GitLab | af854a3a-2127-422b-91ae-364da2661108 | git.gnome.org | |
| [security-announce] SUSE-SU-2013:1627-1: important: Security update for | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| www.xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_... | af854a3a-2127-422b-91ae-364da2661108 | www.xerox.com | |
| Red Hat Customer Portal | MITRE | access.redhat.com | |
| Red Hat Customer Portal | MITRE | access.redhat.com | |
| access.redhat.com | CVE-2012-0841 | MITRE | access.redhat.com | |
| 787067 – (CVE-2012-0841) CVE-2012-0841 libxml2: hash table collisions CPU usage DoS | MITRE | bugzilla.redhat.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.