CVE-2011-1944
Integer overflow in xpath.c in libxml2 2.6.x through 2.6.32 and 2.7.x through 2.7.8, and libxml 1.8.16 and earlier, allows…
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Integer overflow in xpath.c in libxml2 2.6.x through 2.6.32 and 2.7.x through 2.7.8, and libxml 1.8.16 and earlier, allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted XML file that triggers a heap-based buffer overflow when adding a new namespace node, related to handling of XPath expressions.
Timeline
ID reserved
By redhat
- 4 months later
· 4 months later
Published
- 13 years later
· 13 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 13.4% · top 3.5% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Weakness
Affected products
n/a
- affected n/a
References (20)
- 48056 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 44711 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDVSA-2011:131 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- HPSBMU02786 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
- openSUSE-SU-2011:0839 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://git.gnome.org/browse/libxml2/commit/?id=d7958b21e7f8c447a26bb2436f08402b2c308be4 (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2012-09-19-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- http://support.apple.com/kb/HT5503 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=709747 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2013:0217 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2011:1749 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-2255 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 73248 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- http://scarybeastsecurity.blogspot.com/2011/05/libxml-vulnerability-and-interesting.html (opens in a new tab)x_refsource_MISCx_transferred
- FEDORA-2011-7856 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [oss-security] 20110531 Re: CVE request: libxml vulnerability and interesting integer issues (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://support.apple.com/kb/HT5281 (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2012-05-09-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- USN-1153-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-1944)Record last updated .