libxml2: double-free in XPath processing code
Published Dec 7, 2010
7.5
HIGHCVSS 2.0
EPSS 5.93%
Description
Double free vulnerability in libxml2 2.7.8 and other versions, as used in Google Chrome before 8.0.552.215 and other products, allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to XPath handling.
Affected products
No data.
Configuration 3
Configuration 4
Configuration 5
- 14
Configuration 6
- 6.0
- 6.3
- 6.0
- 6.0
Configuration 7
- 5.0
- 6.0
Configuration 8
- n/a
- n/a
Configuration 9
- ≥ 2.1.0 · ≤ 2.4.3
- ≥ 3.0.0 · < 3.3.0
No data.
Red Hat Enterprise Linux 6
libxml2-0:2.7.6-4.el6
Fixed · RHSA-2011:1749
Red Hat Enterprise Linux 6
mingw32-libxml2-0:2.7.6-6.el6_3
Fixed · RHSA-2013:0217
Red Hat Enterprise Linux 4
libxml2
Not affected
Red Hat Enterprise Linux 5
libxml2
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | libxml2-0:2.7.6-4.el6 | Fixed | RHSA-2011:1749 |
| Red Hat Enterprise Linux 6 | mingw32-libxml2-0:2.7.6-6.el6_3 | Fixed | RHSA-2013:0217 |
| Red Hat Enterprise Linux 4 | libxml2 | Not affected | n/a |
| Red Hat Enterprise Linux 5 | libxml2 | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of libxml and libxml2 as shipped with Red Hat Enterprise Linux 3, and it did not affect the version of libxml2 as shipped with Red Hat Enterprise Linux 4 and 5.
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:P/I:P/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 2, 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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 5.93% (0.05932) | 93.04th | v5 (v2026.06.15) |
| Sep 8, 2026 | 5.93% (0.05932) | 92.78th | v5 (v2026.06.15) |
| Jun 15, 2026 | 7.69% (0.07690) | 93.80th | v5 (v2026.06.15) |
| Oct 23, 2025 | 1.26% (0.01264) | 78.74th | v4 (v2025.03.14) |
| Mar 30, 2025 | 2.37% (0.02369) | 83.52th | v4 (v2025.03.14) |
| Mar 29, 2025 | 12.78% (0.12776) | 90.00th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.37% (0.02369) | 83.85th | v4 (v2025.03.14) |
| Jan 24, 2025 | 2.87% (0.02868) | 90.59th | v3 (v2023.03.01) |
| May 4, 2024 | 0.40% (0.00403) | 73.53th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.29% (0.00285) | 67.86th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.29% (0.00285) | 63.77th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.34% (0.07344) | 92.59th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.34% (0.07344) | 91.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.34% (0.07344) | 80.64th | v2 (v2022.01.01) |
References (30)
- http://code.google.com/p/chromium/issues/detail?id=63444 x_refsource_CONFIRMExploitIssue TrackingPatchVendor Advisory
- http://googlechromereleases.blogspot.com/2010/12/stable-beta-channel-updates.html x_refsource_CONFIRMVendor Advisory
- http://lists.apple.com/archives/security-announce/2011//Mar/msg00003.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://lists.apple.com/archives/security-announce/2011//Mar/msg00004.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://lists.apple.com/archives/security-announce/2011/Mar/msg00000.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://lists.apple.com/archives/security-announce/2011/Mar/msg00006.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055775.html vendor-advisoryx_refsource_FEDORAThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html vendor-advisoryx_refsource_SUSEThird Party Advisory
- http://marc.info/?l=bugtraq&m=139447903326211&w=2 vendor-advisoryx_refsource_HPThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2013-0217.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://secunia.com/advisories/40775 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/42472 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/42721 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/42762 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://support.apple.com/kb/HT4554 x_refsource_CONFIRMThird Party Advisory
- http://support.apple.com/kb/HT4564 x_refsource_CONFIRMThird Party Advisory
- http://support.apple.com/kb/HT4566 x_refsource_CONFIRMBroken Link
- http://support.apple.com/kb/HT4581 x_refsource_CONFIRMThird Party Advisory
- http://www.debian.org/security/2010/dsa-2137 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:260 vendor-advisoryx_refsource_MANDRIVAThird Party Advisory
- http://www.openoffice.org/security/cves/CVE-2010-4008_CVE-2010-4494.html x_refsource_CONFIRMThird Party Advisory
- http://www.redhat.com/support/errata/RHSA-2011-1749.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.vupen.com/english/advisories/2010/3319 vdb-entryx_refsource_VUPENThird Party Advisory
- http://www.vupen.com/english/advisories/2010/3336 vdb-entryx_refsource_VUPENThird Party Advisory
- http://www.vupen.com/english/advisories/2011/0230 vdb-entryx_refsource_VUPENThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2010-4494 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=665963 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2010-4494
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11916 vdb-entrysignaturex_refsource_OVALThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2010-4494
Change history (0)
No recorded changes yet.