CVE-2012-0876
Medium
Description
The XML parser (xmlparse.c) in expat before 2.1.0 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 an XML file with many identifiers with the same value.
SeverityMedium
CVSS4.3
Exploit probability—
Product
Libexpat
PublishedJul 3, 2012
First seenJul 3, 2012
How to fix
Update
- libexpat_project libexpat2.1.0 or later
- python python2.6.8, 2.7.3, 3.1.5, 3.2.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libexpat_project libexpat | v < 2.1.0 | 2.1.0 |
| python python | 2.6.0 ≤ v < 2.6.8, 2.7.0 ≤ v < 2.7.3, 3.1.0 ≤ v < 3.1.5, 3.2.0 ≤ v < 3.2.3 | 2.6.8, 2.7.3, 3.1.5, 3.2.3 |
| debian debian_linux | 6.0, 7.0 | — |
| canonical ubuntu_linux | 8.04, 10.04, 11.04, 11.10, 12.04 | — |
| oracle solaris | 11.3 | — |
| redhat storage | 2.0 | — |
| redhat enterprise_linux_desktop | 5.0, 6.0 | — |
| redhat enterprise_linux_eus | 6.2 | — |
| redhat enterprise_linux_server | 5.0, 6.0 | — |
| redhat enterprise_linux_server_aus | 6.2 | — |
| redhat enterprise_linux_workstation | 5.0, 6.0 | — |
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