libxml2: Off-by-one error leading to heap-based buffer overflow in encoding
Published Jul 21, 2011
9.3
HIGHCVSS 2.0
EPSS 4.99%
Description
Off-by-one error in libxml in Apple Safari before 5.0.6 allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow and application crash) via a crafted web site.
Affected products
No data.
- ≤ 5.0.5
- 1.0
- 1.0
- 1.0
- 1.0.0
- 1.0.0b1
- 1.0.0b2
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.3
- 1.0.3
- 1.1
- 1.1.0
- 1.1.1
- 1.2
- 1.2.0
- 1.2.1
- 1.2.2
- 1.2.3
- 1.2.4
- 1.2.5
- 1.3
- 1.3.0
- 1.3.1
- 1.3.2
- 1.3.2
- 1.3.2
- 2
- 2.0
- 2.0.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.3
- 2.0.3
- 2.0.3
- 2.0.3
- 2.0.4
- 3
- 3.0
- 3.0.0
- 3.0.0b
- 3.0.1
- 3.0.1b
- 3.0.2
- 3.0.2b
- 3.0.3
- 3.0.3b
- 3.0.4
- 3.0.4b
- 3.1.0
- 3.1.0b
- 3.1.1
- 3.1.2
- 3.2.0
- 3.2.1
- 3.2.2
- 4.1
- 4.1.1
- 4.1.2
- 5.0
- 5.0.1
- 5.0.2
- 5.0.3
- 5.0.4
Running on/with
- n/a
- n/a
- n/a
- n/a
No data.
Red Hat Enterprise Linux 4
libxml2-0:2.6.16-12.9
Fixed · RHSA-2012:0016
Red Hat Enterprise Linux 5
libxml2-0:2.6.26-2.1.12.el5_7.2
Fixed · RHSA-2012:0017
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
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | libxml2-0:2.6.16-12.9 | Fixed | RHSA-2012:0016 |
| Red Hat Enterprise Linux 5 | libxml2-0:2.6.26-2.1.12.el5_7.2 | Fixed | RHSA-2012:0017 |
| 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 |
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:M/Au:N/C:C/I:C/A:C
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.99% (0.04994) | 91.96th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.31% (0.05310) | 91.52th | v5 (v2026.06.15) |
| Jan 20, 2026 | 3.97% (0.03971) | 88.05th | v4 (v2025.03.14) |
| Dec 28, 2025 | 2.96% (0.02963) | 86.05th | v4 (v2025.03.14) |
| Dec 27, 2025 | 1.69% (0.01688) | 81.80th | v4 (v2025.03.14) |
| Dec 1, 2025 | 2.96% (0.02963) | 86.09th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.69% (0.01688) | 80.97th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.08% (0.01085) | 84.97th | v3 (v2023.03.01) |
| Apr 10, 2024 | 1.08% (0.01085) | 84.10th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.08% (0.01085) | 82.07th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.26% (0.05258) | 89.81th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.26% (0.05258) | 88.77th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.26% (0.05258) | 75.91th | v2 (v2022.01.01) |
References (14)
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html vendor-advisoryx_refsource_APPLE
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00002.html vendor-advisoryx_refsource_APPLE
- http://lists.apple.com/archives/security-announce/2011//Jul/msg00002.html vendor-advisoryx_refsource_APPLEPatchVendor Advisory
- http://rhn.redhat.com/errata/RHSA-2013-0217.html vendor-advisoryx_refsource_REDHAT
- http://support.apple.com/kb/HT4808 x_refsource_CONFIRMVendor Advisory
- http://support.apple.com/kb/HT4999 x_refsource_CONFIRM
- http://support.apple.com/kb/HT5001 x_refsource_CONFIRM
- http://www.debian.org/security/2012/dsa-2394 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:188 vendor-advisoryx_refsource_MANDRIVA
- http://www.redhat.com/support/errata/RHSA-2011-1749.html vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2011-0216 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=724906 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2011-0216
- https://www.cve.org/CVERecord?id=CVE-2011-0216
Change history (0)
No recorded changes yet.